Best inexpensive LED Grow Light for 4×4 Tent-No.1 is Amazing

Are you looking for the best inexpensive led grow light for 4×4 tent? or do you want to know how many watts need for 4×4 grow tent? Here we have covered all.

4×4 grow tents have the most number of lighting alternatives in the market. If you are thinking of upgrading the lighting setup of your grow space, you should assess the benefits and features of the LED lights first. For you, we have done some research and concluded that MARS HYDRO TSW 2000W is the best LED light for 4×4 grow tents in the market. This light is the best because of its highest PAR distribution capacity, sunlike full spectrum feature, energy efficiency, multiple lighting modes, and many more.

We know how important your 4×4 grow tents are. And you may not be in complete agreement with our verdict on the best light for 4×4 tents. As such, we have discussed in detail about the other competitors. We have talked about their features, pros and cons, using instructions, etc. in this article so that you accumulate the necessary information to get yourself a suitable LED grow light.

12 Best LED Lights for 4×4 Grow Tents

Since lighting is a very essential ingredient for the plants indoor for survival, you must know about some of the top-notch models. If you are up for choosing the best grow light for 4×4 tents, proceed further to know about our top twelve list.



Key Features:

  • Capacity: 2000 Watts
  • Coverage: 4’x4’ during veg stage, 3’x3’ during bloom stage
  • Spectrum: Sunlike full spectrum that includes IR rays
  • PAR distribution: 2.35 µmol/j (on an average), 1122 µmol/m2/s at 18”
  • Energy output: 300 watts (at actual)
  • Technology: SMDs or Surface Mounted Diodes
  • Driver: Chinese non-brand
  • Yield: 1.2 ~ 2.5 grams per watt (on an average)

MARS HYDRO’s TSW 2000W is being the best LED light for 4×4 grow tent to our senses due to all of its versatile features. The light is full of value-adding capacities to your plants’ growth and sustainability. It is designed to serve your plants with full-spectrum features so that they don’t miss the sun.

By sunlike full spectrum, we mean that the light is capable of distributing all the wavelengths that are usually found in sunlight. For this feature, the LED grow light can help the plants to get all the essential rays including red, blue, white, purple, orange, UV, IR, etc. These waves of multiple lengths are very helpful for the rapid growth of the plants.

Plants require different bands of lights at different growth stages. TSW 2000W can satisfy this requirement by making most kinds of rays available, thanks to the full spectrum feature. The light emits visible waves such as red rays at 620 ~ 750 nm, blue rays at 450 ~ 495 nm, white lights of 5000k, and warm white lights of 3000k.

The variant wavelengths help the plants to survive and grow at any stage of their life cycle. With the dimmer knob, you control the wavelengths and light intensity to match the plants’ lighting requirements. You can also make the environment suitable for different growth stages like seedling, veg, flowering, and fruiting.

The manufacturer’s reference indicates that the light intensity should be limited up to 25% at the seedling stage, up to 50% at the veg stage, and hover between 75% – 100% during flowering and fruiting stages. So, you should realize your plants’ requirements and control the intensity accordingly.

The latest LED technology of this light is highly efficient in producing better-quality light at a minimal cost. The manufacturer uses Epistar’s SMDs in the bulbs. These upgraded diodes ensure higher PAR emission at even dispersion around each of the corners of the grow tents.

At the normal state, TSW 2000W can provide PAR at 1122 µmol/m2/s from an optimal height of 18″. This high rate of PAR generation stimulates plant growth and provides a better yield. Reportedly, this light can contribute to a higher yield up to 2.5g/w on an average. This is a better result than any of the other old fashioned grow lights.

This LED grow light is almost square in shape that can cover a wide area with even dispersion of light and PAR. The core coverage capacity of this grow light is 3’x3’during the flowering stage of plants’ life. However, the ideal coverage is 4’x4′ at the veg stage of the plants’ growth cycle.

This 4×4 LED grow light consists of 684 pieces of diodes with 2000 watts integrated capacity.  However, the light can save energy with higher efficiency. It draws only around 300 watts from the power output. This way, it can save big bucks on your electricity bills. This high-efficient grow light can produce light at 2.35 µmol/j on an average.

Though a bit heavy, the design of this model is very sleek and attractive. It has a power switch for controlling the light function easily. It works noise-free since there are no cooling fans installed. So, you may feel a bit hot under it. But the aluminum body can absorb some of the temperatures.

TSW 2000W is designed for 4×4 grow tents, however, can be used in larger commercial projects. For this, it has a daisy-chaining feature through which you can connect multiple lights together to provide bright and powerful light at large greenhouses.


  • Noise-free operation
  • Powerful light production
  • Higher yield at low utility charges
  • Suitable for almost all growth stages
  • Good fit for square-shaped grow space
  • More than 3 years of estimated lifetime
  • Colorful full spectrum providing natural light


  • Heavyweight
  • Not waterproof
  • Less heat absorbing
  • Requires a good ventilation system
  • Produces no UV rays which may matter to some plants

2. MAXSISUN High Performance LED Grow Light

Key features:

  • Capacity: 4000 Watts
  • Coverage: 5’x5’ for vegetative area, 4’x4’ for flowering area
  • Spectrum: Full spectrum lighting
  • PAR distribution: 2.70 µmol/j (on an average), 1770 µmol/m2/s at 12”
  • Energy output: 400 watts (at actual)
  • Technology: Samsung LM281B+ LEDs
  • Driver: Sosen

MAXSISUN PB4000 is another best LED light for 4×4 grow tents considering its high-end features. The light has been designed for covering 4’x4′ core gardening area during the blooming time of the plants. But it can provide coverage up to 5’x5′ indoor grow space quite well for the plants during their veg time.

This light features intense scalable lighting to fit different growth stages of plants. You can control the brightness of light with a knob set on the frame. During the seedling or veg stages, the plants usually require light at low intensity. And during the blooming time, the same plants will require more intense light.

The manufacturer suggests that this light should be placed above 30 to 36 inches above the plants’ height during the seedling stage, 26 to 30 inches above during the growth stage, and 22 to 26 inches above during the blooming time. Maintaining the correct height will bring you the perfect plant growth and sustainability.

This light contains natural full spectrum wavelengths. It can provide different mixtures of white, red, and blue lights for helping plants grow and produce heavily. The deep red light of 660 nm wavelength is beneficial for the plants at their growth stage. However, in this light, you will find a lower number of red light-emitting diodes. So, this light may work less effectively on the plants at their veg stage.

But, by combining with the warm white lights of 3500k and cool white light of 6500k, even the deep red light may benefit the plants at their veg stage. On top of that, the wavelengths work strongly on the plants undergoing their blooming stages.

The invisible IR rays help the plants during their flowering stage, while the UV rays work during this stage, but only for the last couple of weeks. The right lengths of light ensure the appropriate plant development which is the biggest plus of this LED grow light.

PB4000 is capable of producing great PAR around the grow space. On average, it can emit 2.70 µmol/j PPF which indicates an impressive performance for such a grow light. This higher PAR amount is necessary for the plants to execute the photosynthesis process to produce a high volume of carbs.

From a height of 12″, this light can emit PAR at 1770 µmol/m2/s. From 18″ height, the emission rate is 1089 µmol/m2/s; and from 24″ height, it is 731 µmol/m2/s. Each of these values is conveniently workable with the growing plants. And this is necessary since the growing plants would require more amount of carbs for developing roots, stems, and fruits, etc.

All these features like full-spectrum, good PAR distribution, controllable light intensity result in a great volume of harvest for indoor growers. Yet it consumes a low amount of energy despite its high capacity of 4000 watts. In fact, it works optimally only at 400 watts of actual power which saves a good amount of utility bills.

The Sosen driver has brought great value to the overall operation of this grow light. With the help of this top-rated driver, the light runs pretty smoothly and generates less amount of heat. As such, the manufacturer has used no extra heat cooling fans on the light. You will notice a soothing silence in your grow tent when you turn on this light.

The bulbs are covered with waterproof glue coating protecting them from getting wet which makes the grow lights more durable. As such, you don’t have to worry about replacing the bulbs or change the light for any efficiency issue in the long run.


  • Water-resistant
  • Soundless operation
  • Full spectrum LED grow light
  • Effective heat sinks, stays very cool
  • Extra efficiency in power consumption
  • Combination of high-class technologies
  • Top-notch build quality with solid metal
  • Designed to burn for more than a million hours


  • No daisy-chaining feature
  • Thin design, though weighs heavy
  • Dazzling lights may harm naked eyes
  • Works less efficiently at the vegging time



Key Features:

  • Capacity: 1200 Watts
  • Coverage: 4.5’x4.5’ vegetative coverage, 3.5’x3.5’ flowering coverage
  • Spectrum: Optimal full spectrum with 12 different bands
  • PAR distribution: 870 µmol/m2/s at 18”, 1855 µmol/m2/s at 12”
  • Energy output: 520 watts (at actual)
  • Technology: Epiled or Bridgelux LEDs
  • Driver: Non-brand

VIPARSPECTRA V1200W is certified by UL with many rigorous features to offer the indoor gardeners. The light promises to provide an optimal spectrum for your plants. The spectrum is beautiful because it consists of 12 different light bands. These bands help in achieving the desired growth of the plants without getting any sunlight.

With the blue and alike bands, this light stimulates a good and prompt growth of plants. These visible warm rays are usually emitted at 475 ~ 475 nm wavelengths. On the other hand, red and similar bands improve the flowering and fruiting process of plants. These sharply visible rays are distributed at 580 ~ 660 nm wavelengths.

Moreover, the light also includes dedicated diodes to provide IR rays at 730 nm wavelengths. These bulbs remain dim while working. IR rays help in fastening the blooming process of plants. On top of that, the cool and warm white bands come out at 3000k and 7500k waves to combine with the other waves to make the environment more plant-friendly.

There are two separate switches to put the light into particular modes. The veg switch will enable you to turn on the veg mode for the plants in their germination or growing stages. Usually, in these stages, the plants require more of the blue and white rays combined to get good growth.

When you turn on the bloom switch, the light will start releasing red and white lights combinedly to help the plants at their flowering and fruiting stages. This mode will also enable the light to discharge IR rays to make the processes prompt. You can also put both of the switches on to get an optimized result when unsure about the right time to put on any particular switch.

This 4×4 grow light is suggested to be hung 32 to 44 inches from the ground when you intend to cover a vegetative grow tent, and from 24 to 28 inches while it is for blooming coverage. You will get your desired result if you keep the light on for at least 18 hours per day. But don’t worry much. This light will burn a reasonable amount of power, and as such, your utility charges will be within the budget.

The PAR distribution capacity of this LED grow light is pretty decent. From 12″ height, it can produce PAR at 1855 µmol/m2/s at 12″ rate; whereas, from 18″ height, the PAR output is found to be 870 µmol/m2/s. These numbers are workable for the different stages of plants’ growth cycle. But if you have already worked with other lights providing higher PAR value, you may become a bit disappointed.

The light is made of high-quality aluminum metal. The design is fully safe to use in any vulnerable situation. The manufacturer has included fire-resistant reflectors on the light and ensured the fire safety of the users. Hence, you can consider this as a best light for 4×4 grow tents.


  • Variable band lengths with full spectrum
  • Saves up to 60% power of the total capacity
  • Separate switches to control grow or bloom lighting modes
  • Efficient heat cooling system with six in-built fans
  • Fire-resistant materials ensure safety
  • Easy plug and play installation


  • Lower PAR value comparing to other LED lights
  • Unable to resist water splashes
  • Very heavy, weighs almost 20 pounds


PHLIZON CREE COB 3000W LED Plant Grow Light

Key Features:

  • Capacity: 3000 Watts
  • Coverage: 4’x4’ core coverage, 4.2’x4.2’ maximum coverage
  • Spectrum: Original full spectrum which includes UV and IR rays
  • PAR distribution: 2523 µmol/m2/s at 18”
  • Energy output: 600 watts (at actual)
  • Technology: CREE COB Diodes
  • Driver: Unpopular brand
  • Yield: 1 gram per watt (on an average)

If you are looking for the best inexpensive LED grow light for 4×4 tents, you can rely on PHILZON CREE COB 3000W without a bit of hesitation. This holds a perfect design for your grow tent and contains the most suitable features under a cheap budget.

Likewise, the 3000 watts capacity does not mean that it requires that much power to run with the maximum outcome. This indicated the aggregated capacity of the total LED bulbs on the light panel. The actual wattage requirement of this light is only 600 watts which is only 20% of its total capacity.

The grow light consists of special six pieces of COB bulbs. These bulbs are used for producing high-density lights using much less energy and space. With this much intensity in a light, your plants will get to execute the photosynthesis process quite smoothly. Apart from these, you’ll also find other useful color diodes on the light panel.

There are 470 nm wavelength emitting diodes that release blue lights to help plants sustain a good seedling and growth period. Similarly, the 630 ~ 660 nm wavelengths emitting diodes which ensure that the plants get red lights which will contribute to the flowering and fruiting process.

The six pieces of 740 nm emitting diodes produce IR waves to trigger the blooming cycle. Moreover, there are ordinary cool white wave producing diodes to balance among the colors. Hence, this LED grow light is originally a full spectrum light that can arrange a natural environment for your grow tent.

CREE COB 3000W produces great PAR value for the plants to ensure proper circulation of photons to smoothen the chemosynthesis process. From an 18″ height, the light has a proven record to provide 2523 µmol/m2/s PAR to the plants. This high value in such a budget light can assist you in achieving cost efficiency with a productive yield.

It has a switch for turning on the veg/bloom mode with the blue and red LEDs. You should be able to control the lights with this switch when required for your plants. By the side of this switch, you’ll find another switch for strengthening the light intensity. This switch controls the COB bulbs to produce very bright light using cool or warm white rays.

There are six cooling fans for the heat dissipation process. The metal body has surrounding air vents to fade tout the inside temperature produced from bright lighting. Moreover, the aluminum heat sink helps greats to manage the overall heat absorption process. In exchange, you will have to tolerate a continuous low-tone noise coming from the light when it is functioning.

The light provides good coverage up to 4.2’x4.2′ grow area which makes it perfect for your 4×4 grow tent. Since the temperature level remains under control, thanks to the efficient cooling system, you will not have to bother about proper ventilation with this light inside your grow tent. Overall, it is a great budget light for horticulture. 


  • Great harvest
  • Fire-proof light body
  • Budget-friendly grow light
  • Contains UV ray protections
  • Light intensity control switch
  • Veg and bloom control switch
  • Effective heat dissipation system
  • Versatile wavebands with true full spectrum


  • Produces a dim noise
  • Comparatively shorter lifetime
  • Needed protective glasses for eyes
  • Can’t put on hooks, must hang from the ceiling

5. HLG 550 V2 Rspec Quantum Board LED Grow Light

HLG 550 V2 Rspec Quantum Board LED Grow Light

Key features:

  • Capacity: 500 Watts
  • Coverage: 5’x5’ for flowering, 6’x6’ vegging
  • Spectrum: Custom designed spectrum with deep red and natural white rays
  • PAR distribution: 2.65 µmol/j (on an average), 1293 µmol/m2/s at 18”
  • Energy output: 40 ~ 500 watts (at actual)
  • Technology: Samsung LM301H and LH351 LEDs
  • Driver: Inventronics driver
  • Yield: 2 grams per watt (on an average)

Horticulture Lighting group has brought the revolutionary HLG 550 V2 Rspec Quantum Board LED grow light which is perfect for indoor gardeners. The most important feature of this LED grow light is that it has customized spectrum feature. It has a full red spectrum lighting system that is very crucial for the plants during the veg stage.

The light integrates four quantum boards with the capability to produce a better quality red spectrum for stimulating the flowering stage. It has top-graded Samsung LM301H and LH351 diodes. The diodes can release only deep red and cool white rays. The red bands at 660 nm wavelength are the most helpful for plants’ bloom stage. But it works quite well for the plants at the veg stage as well.

Though it releases only red and white waves, it can still produce a great PAR for ensuring a better harvest. Its average PAR value has been recorded as 2.65 µmol/j. With the help of such high PAR distribution, the light can contribute to your harvest at 2 grams per watt on an average. It implies that you are going to get a good season of cultivation if you go along with this grow light.

The light consumes very little energy. The actual energy usage of this light can be as slow as 40 watts up to 500 watts. This low power consumption has turned it into an energy-efficient one. It can emit 1293 µmol/m2/s PAR from a height of 18″. This value is very impressive for such low power consuming grow light.

Another attractive feature of HLG 550 V2 Rspec Quantum Board is the easy dimming knob on the back of its light panel. This knob will help you to manage the light intensity matching with plants’ requirements. When the plants are at their germination or seedling stage, they require less light intensity.

On the other hand, the vegging plants require a bit more intensity, and the flowering or fruiting plants require much higher than that. Twist the dimmer knob and control the light output by utilizing power within 40 ~ 500 watts. This way, you’ll spend as much as your plants get benefitted from the light.

This Quantum Board LED grow light has great coverage for indoor gardening projects. For the vegging plants, the light can cover up to 6’x6′ grow area from a height of 24″. And for the blooming plants, it has coverage up to 5’x5′ grow area from an optimal height of 36″. 

The light is equipped with the latest inventronics driver that enables it to function more efficiently. For this driver, the auto sensibility feature of this grow light works to shift among the ranges of the power supply. As such, without bothering much, you can ensure the least energy consumption of HLG 550 V2 Quantum Boards.


  • High yield
  • Sleek design
  • Highly energy efficient
  • Wide and consistent coverage
  • ETL certified for safety and quality build
  • Latest technologies in diodes and drivers
  • LEDs degrades or depreciates only at 1% per year
  • Concentrated red spectrum light for smooth bloom process


  • Works less with plants’ growing stage
  • Passive cooling sinks barely absorbs heat in high volume



Key features:

  • Capacity: 1200 Watts
  • Coverage: 3.5’x3.5’ flowering coverage, 4’x4’ vegetative coverage
  • Spectrum: Optimal full spectrum with 12 different light bands
  • PAR distribution: 1140 µmol/m2/s at 18”, 1855 µmol/m2/s at 12”
  • Energy output: 534 watts (at actual)
  • Technology: Epiled or Bridgelux LEDs
  • Driver: Unknown brand

PAR1200 is brought to you by VIPARSPECTRA with the motive to provide light to plants with a more scientific design. This LED grow light can make sure that the PAR distribution is balanced and even for the plants. The maximum PAR generation capacity of this light is 1140 µmol/m2/s from 18″ height, whereas, it becomes 1855 µmol/m2/s from 12″ height.

This high value in the PAR release enables the plant to attain faster growth with a proper chemosynthesis process. Reportedly, PAR1200 is popular for its greater PAR distribution record, and the large harvest it helps to score. There are secondary optical lenses. The primary function of these lenses is to amplify PAR and increase the penetration rate by 200% maximum.

It can cover a wide area up to 4’x4′ size with the same level of consistency. However, the core coverage is up to 3.5’x3.5′ grow space where the light works best for the flowering plants. The well-planned engineering of this light will ensure that plants in each of the corners get the same level of natural light that the most middle one gets.

The light consists of two control knobs, one for the veg operation and the other for the bloom. The veg dimmer knob will allow you to maintain the intensity of the blue and white LEDs. The blue and white waves are the essential lights for plants at their growing stage.

If you use the bloom dimmer knob, you will have full control over the strength of the red and white LEDs of the grow light. The red and white lights are useful for the flowering and fruiting stages of plants. When you use the optimal levels of both the dimmers, your plants will grow and provide harvests up to your expectations.

The optimal full spectrum has been possible due to the 12 bands of rays, both visible and invisible ones. The light can create a natural lighting atmosphere with the needful rays. Apart from the visible red, blue, white, or other red-alike and blue-alike lights, it has twelve LEDs emitting invisible IR rays. IR rays are beneficial for the faster cell division, germination, and flowering process, etc.

The LED technology used in this light, i.e., the Epileds of Bridgelux LEDs, are very top-notch at present. These top-graded chips ensure proper light functioning and adequate strength. Though having the maximum light output, this grow light can be maintained with the least heat. This has been possible due to the five-strong in-built cooling fans and the solidly built aluminum heat sink.

PAR1200 is an efficient energy saver. Despite the generation of such strong lights using the maximum capacity, the power drawing contains within a very reasonable limit. The actual wattage requirement of this light is only 534 watts. As such, the power consumption even at the maximum output is very economic.


  • High PAR value
  • Less heat retention
  • Powerful optic lenses
  • Solid metallic construction
  • Easy plug and play features
  • Controllable spectrum with separate knobs


  • Extremely heavy
  • Cooling fans create noise
  • Does not suit with timer control
  • Heat dissipation system draws extra power

7. MARS HYDRO Pro II Epistar LED Grow Light

Key features:

  • Capacity: 1600 Watts
  • Coverage: 4.5’x4.5’ core flowering coverage, 6.5’x6.5’ vegetative coverage
  • Spectrum: Full spectrum
  • PAR distribution: 1845 µmol/m2/s at 18”
  • Energy output: 500 ~ 515 watts (veg), 720 ~ 755 watts (bloom)
  • Technology: Epistar chips
  • Driver: Unknown brand
  • Yield: 2 grams per watt (maximum)

MARS HYDRO Pro II Epistar 320 1600W is one of the extra-ordinary LED grow lights that have been designed to serve indoor gardeners with some upgraded features. It has the latest Epistar 3200 chips in the LEDs to provide a more shining light for the plants. With this modern lighting technology, the light has a high PAR outcome value.

The light is proficient in PAR distribution around the grow space. From 18″ standard height over the plants, it can emit PAR at 1845 µmol/m2/s; and from 12″ height, PAR outcome is 2365 µmol/m2/s. With this level of proficiency, you can expect a better yield than any previous experience. This light can optimally help you getting 2 grams yield per watt at maximum.

The adaptive modes of this grow light are usually veg and bloom. With two separate switches, you can turn the modes into function. The veg switch will turn on all the blue LEDs to influence the growth of your plants. Besides, some red light will emit at short wavelengths to enrich sustainability. The leaves and buds will get a boosted growth with the help of these rays.

On the other hand, the bloom switch will activate the red diodes. When the plants get enough red rays, they can develop the fruits efficiently in a more natural manner. The beauty of this grow light is that the blue light will seem bluer to you once in action. In action, this grow light can provide coverage up to 4.5’x4.5′ area for plants in bloom, and up to 6.5’x6.5′ area for plants in growth. Hence, you can easily think of it as a good lighting solution for your 4×4 grow tent.

The full spectrum feature of Pro II Epistar 320 1600W with full 12 bands of different essential waves for plants. These waves include important invisible IR rays. The flowers and buds get extra strengths from IR rays if you are wondering why it is important for the plants. However, this full-spectrum light can suit multiple types of plants to get the desired growth within a stipulated time.

The heat dissipation system of this light is very well equipped with four strong cooling fans and a high absorbing aluminum heat sink. However, there might be some light noises due to the cooling function. But your plants will be secured from any extra temperature that may hinder their natural growth.

Though the total capacity of the LED bulbs is 1600 watts, the integrated actual draw-down power consumption has been recorded as only 728 watts. This proves that the light is better than any other types of conventional grow lights providing such bright rays. Even the temperature level of this light is almost 60% cooler than the traditional lights.


  • Long lasting
  • High harvester
  • Low temperature
  • High PAR outcome
  • Improved build quality
  • Hassle-free installation
  • Controllable lighting mode


  • Low graded driver
  • No water resistance
  • Large size for the capacity
  • Dazzling like sunlight, may harm eyesight

8. iPlantop Triple-Chips LED Grow Light

iPlantop Triple-Chips LED Grow Light

Key features:

  • Capacity: 1000 Watts
  • Coverage: 3.5’x3.5’ core coverage, 5.5’x5.5’ maximum coverage
  • Spectrum: Full spectrum
  • PAR distribution: Super high (value unknown)
  • Energy output: 180 watts
  • Technology: Triple chips LED
  • Driver: Unknown brand

iPlantop Triple-Chips 1000W LED Grow Light has been designed for covering 4×4 grow tents with a lot of appropriate features. It is a full spectrum grow light that can release all the necessary visible and invisible rays for plants. There are ninety-seven LEDs capable of emitting visible rays (red, blue, white, and warm white) to kindle the growth and yield of the plants.

The other three LEDs are for providing IR and UV rays which may seem to be non-functional to you. But they are actually working on leaf thickness, stem growth, and other cell developments of the plants. When this grow light will torch in your tent. You will feel like there is a mini sun in that territory. The resemblance of light and temperature will let you feel like so.

The total capacity of the grow light is 1000 watts. But the actual wattage requirement has proven to be 180 watts only. As such, you will get to reduce the energy cost of the light by a very significant number. It is capable of serving the plants during growth as well as harvest time. During the veg stage (the growing time), the actual power consumption is 125 watts, and during the bloom stage (flowering time), the power consumption is 55 watts.

Bridgelux triple chips LEDs have been used to construct each of the bulbs of the light panel. For this high-class LED technology, this grow lamp can produce strong light to plants. The PAR discharge amount is also very satisfactory for the light. The higher the PAR amount gets, the better the light quality is considered.

When the PAR value is high, the plants get proper energy to stem the photosynthesis process. Through the photosynthesis process, the plants prepare the necessary food for their growth and harvest. The yield from this light is greater than that of any other grow lights existing in the market. As such, it is considered a good competitor of so many other high-end lights.

iPlantop Triple-Chips 1000W is designed to work in a daisy chain model. In the daisy chain, you can connect one light to another of the same category for some enhanced energy at a lower cost. The primary purpose of daisy chaining is to cover a wide grow area (usually commercial greenhouses) by maintaining a consistent level.

So, though this light is a good fit for use in 4×4 grow tents, you can utilize it with some others by establishing a daisy chain at commercial grow spaces. All of these you can get without exposing your plant to much heat generating from the light. It has two powerful fans to absorb the heat from the grow space. Moreover, each of the LEDs is covered with thermal silicone to minimize the heat exposure of the plants.


  • Very lightweight
  • Designed for daisy chaining
  • Efficiency in utility cost saving
  • Effective for plants at veg or bloom stage
  • Thermal silicone coating for heat tolerance
  • Equipped with LEDs to provide full spectrum


  • Cheap non-branded driver
  • Complains of shorter lifetime
  • Can’t protect from water splashes

9. BP3000 LED Grow Light

BP3000 LED Grow Light

Key features:

  • Capacity: 3000 Watts
  • Coverage: 4’x4’ core flowering coverage, 5’x5’ veg coverage
  • Spectrum: Optimal full spectrum with IR ray
  • PAR distribution: 2.7 µmol/j, 1028 µmol/m2/s at 18”, 1881 µmol/m2/s at 12”
  • Energy output: 300 watts
  • Technology: Samsung 2835 LEDs
  • Driver: Unknown dimmable driver
  • Yield: 2.5 grams per watt (on an average)

Bloom Plus’s new creation is BP3000 LED grow light. It has included some latest technologies in the main panel and the driver. The Samsung 2835 diodes are the latest of their kind and much more efficient than the previous versions. These diodes make the light an efficient one to provide bright light which is a prerequisite for productive plants.

With the efficient diodes, the PAR distribution of these lights turns to be on the higher side. The average PAR distribution of this light is 2.7 µmol/j which can turn your efforts into great yield. The efficiency of these lights can be put into numbers. You can get 2.5 grams of yield on an average when the light burns for a watt-hour which seems a great performance.

The grow light has been designed very attractively with a thin light panel with 11784 pieces of powerful diodes on it. Many of you may get impressed by its design only, even if we put aside the high performance. Moreover, you don’t have to think of risking the bulbs fusing or getting the main panel wet as the light panel is totally water-resistant.

It depends on the aluminum-made heat sink for dissipation of the temperature generated due to producing bright light. It has no cooling fan installed to deal with the heat. As such, you may sometimes feel that there is some extraordinary heat inside your grow tent which can also hinder the usual growth of the plants.

The positive thing you can make out of this is that the light works without making any noise the whole lifetime. Firstly, there are no fans to produce any humming sound. Then again, though the driver is not a branded one, it produces no buzzes either. So, you can work peacefully under this grow light.

The full spectrum feature has reached another level with a stronger red color with all other necessary colors for plants’ survival and growth. The versatile spectrum lights work on the plants’ development and result in a great harvest for the indoor gardener. When you get an optimal spectrum of lights, your large yield will come not just at a lower energy cost but also within a minimum time.

For your information, different plants require a different level of light intensity at different stages of their life cycle. So, you must know the lighting requirement of each category detailing their growth cycle needs. For your convenience to manage this dynamic requirement, the light driver comes with a dimming feature. With the dimmer plot, you can tune in the strength level. However, you’ll have to use a small lever (a screwdriver will do) to utilize this feature.


  • Easy installation
  • Noise-free function
  • Does not weigh much
  • Water-proof light board
  • Advanced LED technology
  • Impressive yield at low bills
  • Great spectrum with more red lights


  • Huge heat producer
  • Complaints regarding electrocution
  • Lacks improvement from the earlier versions

10. VIPARSPECTRA P2000 LED Grow Light


Key features:

  • Capacity: 2000 Watts
  • Coverage: 4’x4’ vegetative coverage, 3’x3’ flowering coverage
  • Spectrum: Superior full spectrum light that includes IR ray
  • PAR distribution: 2.7 µmol/j, 1068 µmol/m2/s at 14”, 1624 µmol/m2/s at 12”
  • Energy output: 200 watts
  • Technology: New SMD LEDs
  • Driver: Sosen

VIPARSPECTRA’s Pro Series lights are new additions to the top-class LED grow lights range. Particularly, the P2000 has all the qualities to get selected as one of the best LED grow lights for 4×4 tent. Among all, the most important feature is that the light has a flexible dimmer knob. This knob will assist you to get a hold of the light strength.

The Sosen driver improves the operational efficiency of the grow light more than ever. It has got less noisy, yet more functional with a smooth light emission process. Moreover, the SMD diodes make a perfect combination of the bulbs and driver to give an optimal output. You will get bright lights through smooth emission channels.

With the powerful SMD LED technology, the grow light can distribute PAR at a more efficient rate, at 2.7 µmol/j. The higher number in the PAR distribution indicates that the plants will get necessary lumen intakes, and provide good grow to the indoor gardeners. A good point to remember is that with the dimmable knob, you can control the PAR output from the same level of height.

The light has a full spectrum feature to release all the sunlike natural light waves. These rays are usually white (5000k), warm white (3000k), red (660 nm), blue (450 nm), and IR (730 nm). The warm colors help the plants during their germination and growth stages. Contrarily, the cooler colors stimulate the flowering and fruiting stages.

The IR rays are dedicated to the flowering time of the plants. The plants will get an acceleration in the bloom period. Also, the production will be the maximum within a reduced time. The presence of IR rays makes the indoor gardening environment like a natural one, and let the plants grow and produce under natural nurture.

The light has been considered as a passive cooler with no heat cooling fans installed on the main design. Now, you can sleep at peacekeeping the light on all night long. Since there is no advanced heat dissipation system, you must depend on the heat sinks to get rid of the temperature generated from the light.

This LED grow light has an architecture of 4×4 coverage area for the growth stage of the plants. The coverage capacity turns to 3.5×3.5 when it comes to working on the flowering or fruiting stages. But though the light is ideal for 4×4 grow tents, it can also be installed into larger commercial spaces. For this, you’ll have to rely on multiple lights to provide a greater result.


  • Silent light
  • Slim design
  • Water-proof
  • Satisfactory brightness
  • Fit for large scale industrial projects
  • IR rays provide boosted growth to flowers
  • Dimmer control, easy shifting of light strength


  • No UV ray present
  • Huge temperature of light
  • LED bulbs may get faulty after a while

11. Advanced P300 LED Grow Light

Advanced P300 LED Grow Light

Key features:

  • Capacity: 300 Watts
  • Coverage: 4.5’x3.8’ vegetative coverage, 3’x2’ bloom coverage
  • Spectrum: 12 band color full spectrum
  • PAR distribution: 1180 µmol/m2/s at 12”
  • Energy output: 180 watts (at actual)
  • Technology: Local brand
  • Driver: Unknown brand

The P300 from Advanced Platinum Series is a top-rated 4×4 LED grow light. It is a genuine full spectrum grow light that can provide 12 different light bands for your plants. It is said to be genuine as it sheds the invisible UV and IR rays, just like the sun. Hence, even without the presence of the sun, your plants will grow and harvest in a natural environment.

Now, as we have already known how the UV and the IR rays are helpful for plants’ prompt growth, we can understand how important this feature is. Apart from these, the light can shed a strong red spectrum which is crucial for plants during veg season. It can also provide warm and sharp blue light which the plants need at bloom season.

For convenience, the manufacturer has included two separate switches for the veg and the bloom lighting mode. When the veg switch is on, the grow light activates all the bluish LEDs to help the plants’ growth stage. And when you turn on the bloom switch, the light will start the reddish lights for stimulating the plants’ harvest. The UV and IR diodes work invisibly on both of the modes.

Though the diodes and the driver are not from some popular brands, the local branded equipment has made the grow light very powerful in terms of light intensity, PAR distribution, and plant yield. The professional growers have recorded a very high yield after using this light when the PAR output was 1180 µmol/m2/s from 12 inches above the plants.

The light does not get a chance to discharge much heat, thanks to its very efficient heat dissipation system. There are two super-fast cooling fans to keep the temperature cool. Moreover, the aluminum heat sinks absorb the heat generated from the intense light within glances. So, the plants can live under tolerant and friendly weather.

It only consumes 180 watts of energy when it is lit at maximum capacity. The energy bill remains within the budget though you utilize this grow light with full content.

Though not so stylish and attractive by the looks, it is very well-built with aluminum metal. So, you can go for this light without any hesitation for your grow tent. You will get the full satisfaction for the value you exchange for this grow light.


  • Prolonged life cycle
  • Well-built metal body
  • Natural full spectrum light
  • Good PAR outcome performance
  • Separate control of veg and bloom
  • Consumes very little energy for maximum output


  • Noisy cooling function
  • Uncontrolled light strength
  • LED bulbs may get damaged after a while

12. MARS HYDRO TS LED Grow Light


Key features:

  • Capacity: 3000 Watts
  • Coverage: 5’x5’ veg time, 4’x4’ bloom time
  • Spectrum: Wideband sunlight full spectrum
  • PAR distribution: 1274 µmol/m2/s at 18”
  • Energy output: 450 watts (at actual)
  • Technology: SMDs
  • Driver: Two water-proof Meanwell drivers
  • Yield: 2 grams per watt (maximum)

If you are in the search of a slim panel and shade-like LED grow light, then MARS HYDRO TS 3000W can be the best alternative for you. This is a very innovative light with an automatic sensible power supply. This means the light can work at any power outlet, all you have to do is just plug in the connection cable.

It has a perfect coverage of 4×4 core area to flood with strong light. But you can take up to 15 TS 3000W and connect them together to establish a daisy chain. The daisy chain works appropriately in the large-sized commercial greenhouses. With this feature, you can control the intensity of each of the lights and maintain them at a consistent level.

If you want to control the light strength, get on the dimmer knob to increase or decrease the intensity. With an impressive PAR distribution rate of 1274 µmol/m2/s from 18 inches height you can expect a maximum of 2 grams of yield per watt energy consumption. Practically, if you keep this light on for 18 hours per day on an average, you may get 2.7 kilograms of harvest in a year.

There are 1016 pieces of SMD LED bulbs with a total capacity of 3000 watts. But amazingly enough, the actual power requirement is only 450 watts at which this grow light can give out the best performance. The dual Meanwhile drivers bring the utmost efficiency to the light. The light function becomes smooth, the noise level turns next to zero, and the energy efficiency enhances.

TS 3000W is a full spectrum LED grow light with full bands of all the essential wavelengths for the plants’ growth and good harvest. The invisible IR rays intrigue the fruiting process by developing strong cells. Light waves such as warm white, red, or blue, which are helpful for plants’ food requirement, growth, and sustainability are also available in this grow light.

Each of the LED bulbs is coated with water-resistant materials, and as such, you don’t have to think about the risk of water plops resulting from the water supply of your plants. Moreover, the no fan design of this light has turned it into a quiet tool in the indoor gardening area. But your plants will be exposed to severe heat emergent from the strong light.

Despite all these features, this light is expected to have a shorter lifetime than other similar kinds of grow lights. But you can still get this one considering all the good features with which it can make your planting life easy.


  • Great harvest
  • Efficient power saver
  • Highly reflective light strength
  • Advocates heat in the grow space
  • Dimmer knob to control the intensity
  • Natural full spectrum with essential waves
  • Designed for daisy chaining in commercial greenhouses


  • Extreme heat generation
  • Can’t put flexibly to any particular direction

How To Choose The Best LED Light for 4×4 Grow Tents

We have discussed our top 12 choices as the best LED light for 4×4 grow tents including the prime features, the benefits you may get from those, and the issues you may experience. However, how you should choose the best among them is totally up to your requirement. You can consider the lumen capacity for your choice, or rethink the durability of the lights.

Whatever model you want to choose, we can suggest some points which you should look at before you finalize your decision on your grow light.

How much space a 4×4 grow tent will provide?

If you are a beginner as an indoor gardener, you must have checked some ideas on how to start your indoor plantation project, and what should be the start of your new journey. For beginners, 4×4 grow tents are the best option to start the indoor gardening plant.

In a 4×4 grow tent, you will get an area of 16 square feet to accommodate your plants. The height may differ from brand to brand. You can browse through different options available in the market. However, there should be plenty of room above to make space for the other important gardening tools.

It is noteworthy that in a 4×4 grow tent, you can utilize the 16 square feet area fully since the space is square in shape. With this much of an area, you can put sixteen small plants if planned accordingly.

How many LED watts are required for a 4×4 grow tent?

The watts requirement of LED grow lights is very much dependent on many other issues. The actual watts requirement of an LED grow light is subjective to how much light will be required, what types of plants will be grown in the tent, in which stage the plants are in, etc.

Usually, the watts requirement of LED grow lights is not similar to that of other traditional grow lamps. There is a fact among the gardeners that a 1square foot area requires 32-45 watts.

you will need LED watt for 4×4 grow tent- (4×4=16sqf and 16*32-45 watts= 512- 720 watts). so you can select the led watts between 500-750 watts.

If you take it from us, we will suggest that for optimal coverage and better performance, an LED light may consume up to 62.5 watts.

However, the best LED light for 4×4 grow tents should have an actual power consumption capacity from 450 to 650 watts at best. At that capacity, you will get a good beam for the plants, and also the overall power consumption will be minimum.

What size LED light to get for a 4×4 grow tent?

Though the size of the LED grow lights does not bother many of the indoor growers, it can be an issue when your grow tent has very limited space. As such, focusing on the proper utilization of the tent area, the growers must remain aware of the size of the grow light.

The best LED light for 4×4 grow tents should remain within 4 to 6 square feet of area. Beyond this size, the tent area will get very stuffy and the other needful tolls may not get to occupy enough space. As such, while you are going through the specs, consider the dimension of the grow lights as well.

What is the ideal 4×4 grow tent setup with LED light?

Grow lights are not the only thing you will require for indoor planting. To get the expected output from the light, you should bring some other essential tools for the grow space. Usually, the best LED light for 4×4 grow tents will include a functioning ballast, a perfect reflector, timer, hanging equipment, etc.

However, in any case, if you feel like the equipment coming in the grow light package does not meet your need, you should check and buy the appropriate ones from the market. You will find plenty of alternatives for each of the items.

Moreover, there are the grow light may need some support of an efficient exhaustion system. So, it will be better if you buy a good exhaust or cooling fan as well. Plan a proper and effective air duct system and install it with the help of duct pipes. Try to retain the pipeline the minimum to save space inside the tent.

If you realize that your grow light is not covering the tent space properly, you can get one or two units of supplementary lamps. These supplementary lights do not need to be LED type necessarily. You can get HPS lights with lower capacity. But don’t forget to keep track of the energy consumption level so that your utility bills don’t get to the peak suddenly.

There are some other interesting meter tools to measure the level of humidity, PAR or spectrum level, etc. These tools are not essential but can be of good worth if you want to get a serious result from your grow tent.

The bottom line

Since 4×4 grow tents are very popular among indoor gardeners, the market has already been filled up with many alternatives of grow lights. Some of them are very top-notch, but some are not worth the price you pay for them. But keep in mind that the best LED light for 4×4 grow tents will possess most of the appropriate features.

When you see most of your desired features in the grow light, you can give it a go for your indoor garden. However, we have discussed the key features of the twelve LED grow lights, and hope that after reading this article, you will be well acquainted with moving forward with your harvest.

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