Best 400 Watt Led Grow Lights In April 2024

With the number of alternatives available on the market, getting the right one could sometimes be a difficult task.. That’s why our platform is dedicated to product testing and coming up with this list of top 10 Best 400 Watt Led Grow Lights. Having done thorough research on this topic, we hope that our list will help you find the one you need!

To help you in your search, we have completed this list of the Best 400 Watt Led Grow Lights.

Top Rated Best 400 Watt Led Grow Lights Of 2024

Rank	Product Name	Score
1	MAXSISUN 600W LED Grow Light, Full Spectrum LED Grow Lights for Indoor Plants Buy Now	9.7 Buy Now
2	Giixer 600W LED Grow Light, Dual Switch & Dual Chips Full Spectrum Plant Buy Now	9.5 Buy Now
3	BLOOMSPECT 600W LED Grow Light: Full Spectrum for Indoor Hydroponics Greenhouse Plants Veg Buy Now	9.1 Buy Now
4	FSGTEK 600 Watt Full Spectrum LED Grow Light, Double Switch with Daisy Chain Buy Now	8.8 Buy Now
5	LED Grow Lights – 450W Growing Lighting, Full Spectrum Grow Light Plant Light Buy Now	8.6 Buy Now
6	KEEGROW 600W LED Grow Light Double On/Off Switch Full Spectrum Grow Lamp, Buy Now	8.3 Buy Now
7	MARS HYDRO TS 600W LED Grow Light 2x2 ft Sunlike Full Spectrum Led Buy Now	8.1 Buy Now
8	600W LED Grow Light, WAKYME Full Spectrum Plant Light with Veg and Bloom Buy Now	7.8 Buy Now
9	Phlizon Newest 1200W LED Plant Grow Light,with Thermometer Humidity Monitor,with Adjustable Rope,Full Spectrum Buy Now	7.5 Buy Now
10	600W LED Grow Light, Growing Lamp Full Spectrum for Indoor Hydroponic Greenhouse Plants Buy Now	7.2 Buy Now

1. MAXSISUN 600W LED Grow Light, Full Spectrum LED Grow Lights for Indoor Plants

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9.7/10 our score

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• Higher efficacy: offering a high efficacy rating of ppfd, the mu600 pulls a true 134 watts from the wall, to achieve equal or better results than 250 watts hid with 50% less power and 50% of the heat.
• Warranty: 2 years warranty plus 30 days no-questions-asked return policy. value for money guaranteed, buy maxsisun products and worry-free today.
• Advanced cooling system: high-speed mute fans and upgraded aluminum radiators enable the light to work at 50f to 60f that is lower than other lamps. in a lower temperatures, your plant wont be burned which could increase your lighting time and promote plant growth.
• Full spectrum: targeted light spectrum tailored to optimize a plants growth from seeds to harvest (germination, clones/cuttings, mothers, vegetative and flowering applications) in indoor environments. its perfect for a 2.5 x 2.5ft vegetative area or a 2 x 2ft flowering area.
• Maxsisun, a brand born for harvest. its lights used less energy, lasted longer, and ran cooler, enabling tiered setups that multiplied indoor grow spaces while achieved impressive savings in energy, hvac, and water costs.

2. Giixer 600W LED Grow Light, Dual Switch & Dual Chips Full Spectrum Plant

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9.5/10 our score

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• Perfectly help you to save the energy and improve the environment of plant growing. double switch- veg and bloom button have different function. veg switch: it's blue led and white led. for seeding or young vegetative growth,you can use veg switch only. bloom switch: it's red led and white led.for flowering/blooming,you can use both veg and bloom switches.
• Full spectrum: the light include red,blue,yellow,white,and so on etc. which is similar to the sunshine,ideal for all kinds of indoor plants veg and flower at all growth stages.
• New upgrades: compare with the traditional 600 watt grow lamps, this new dual-chips 10w led lights is bigger, brighter and efficient, but consuming only 70 watts.
• Warranty and customer service24 monthes quality guarantee and 30 days refund.pls contact us as soon as you get goods with broken glass, you will get a new light for free
• Most led lights are rated at somewhere between 50,000 and 100,000 hours of use. for comparison, many other grow lights tend to last for around 20,000 hours before needing to be replaced.protecting diodes are added to make sure one chip out, others still work.

3. BLOOMSPECT 600W LED Grow Light: Full Spectrum for Indoor Hydroponics Greenhouse Plants Veg

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9.1/10 our score

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• Multiple vent-holes, large aluminum heat sinks and bass high speed cooling fan are contributed to first-rate heat dissipation.
• Ideal for all kinds of indoor gardening plants like lettuce, orchid, organic herbs, strawberries from vegetative grow to bloom.
• 2 years warranty plus 30 days money back guarantee. to obtain warranty service timely, please contact us via amazon messages.
• Well balanced spectrum of blue, red and white emitting from upgraded 10 watt double-chips leds make more efficient and better higher yields.
• B600 only consumes 132w3%, the electricity of 0.132kwh per hour to save more money than hps/mh lamp, perfect for 2.5x2.5ft grow area while 2x2ft flower area.

4. FSGTEK 600 Watt Full Spectrum LED Grow Light, Double Switch with Daisy Chain

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8.8/10 our score

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• 3-years worry-free warrantywe offer 90 days money-back guarantee plus 3 years warranty. if you have any problem with the 600w led light for growth, please contact us through amazon message.
• Energy saving designf600 led grow light consumes only about 80w, which is much more efficient than traditional hps/mh light.
• Full spectrum with effective uv/irthe 600 watt full spectrum plant light with correct and useful spectrum for plants' growing and blooming, including red, blue, white, uv / ir (uv and ir can not be seen by eyes, please do not think it broke), perfectly meets the needs of all kinds indoor plants in their growth cycle.
• Daisy chain functionthe power cord also works as a daisy chain, which helps simplify the operation and management. you can link up to 10 pcs once at most.
• Veg / bloom double switchveg mode for vegetative stage, bloom mode for blooming stage, and veg+bloom for harvest stage. the corresponding spectrum is perfect for seedling/young vegetative growth or flowering/blooming.

5. LED Grow Lights – 450W Growing Lighting, Full Spectrum Grow Light Plant Light

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8.6/10 our score

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• Led professional customer support we are not only the seller, but also a professional manufacturer with 9 years of experience in r&d and production of grow led lamps. we have tested and inspected at high temperatures before they are issued. with our growing lights, you can enjoy a variety of plants, vegetables and flowers in the off-season. for any questions,we will p...
• Led plant light led plant light protecting each ledbig power led chip and zener design: we use long-life led chips in our garden plants grow lighting, and each led is equipped with high-quality zener diodes to ensure that one led broken in growing led panel, other leds still work.
• Led plant lightthermal control thermal control design control power on and off, when the temperature of indoor garden plant lighting exceeds 113 , the power supply auto turns off, and after the temperature is cooled down, the power of grow led supply auto turns on again, effectively functioning as a temperature control protection.
• Led plant light with outstanding design: sturdy durable construction with fire-resistant iron housing. suitable for each growing phase. upgraded aluminum cooling heat sinks and advanced high speed quiet fans are great for heat dissipation. daisy chain feature assists growers to connect multiple lights together with fewer outlets.
• Led plant light real full spectrum in order to meet the needs of indoor plants at different growth stages, our indoor plant growing light have adopted 16 kinds of led growth chips(other sellers only have 14 kinds), including red, blue, white, ir, etc. needed by plants to help plants better photosynthesis. unlike other full spectrum led growing lamp, we have added more...

6. KEEGROW 600W LED Grow Light Double On/Off Switch Full Spectrum Grow Lamp,

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8.3/10 our score

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• Full specturm with uv/irthe most comprehensive spectrum that provide all the light needed for plant veg and flower, it is similar to the natural sunlight. the 600w led grow lamp illuminates red, blue, white, uv/ir (uv and ir can not be seen by eyes).
• Veg/bloom switchnote: this 600 watt model does not include adjustable rope and temperature monitor. veg switch provides blue and white led, which is for plants' seeding or young vegetative growth. bloom switch provides red and white led, which is for flowering or blooming.at the fruit stage, please switch on both switch.
• Daisy chain connected less than 10 pcsthe power cord can be used for power and daisy chain, which will help simplify the operation and management. you can link the same light up to 10 pcs once, but please note the maximum current limit.
• After-sales warrantyreturn and money back for customers within 30 days. ship free parts and free shipping to customers for a fix within 1 year. ship free parts and the buyer pay the shipping fees for a fix over 1 year.
• Energy saving the 600w led grow light can replace traditional 300w hps/mh while consuming only 70 watts! it is more scientifically and energy-efficient than hps hid and mh.

7. MARS HYDRO TS 600W LED Grow Light 2x2 ft Sunlike Full Spectrum Led

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8.1/10 our score

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• Noise-free fanless led grow lamps for indoor plants, designed for home growers, fans get noisy when long time use, but this led light board use aluminum make it cooling down instead use fans, bring you a fanless quiet grow experience
• Achieve enviously large harvests with led lighting: high-performance gardens with new led technology provide highest par/lumen output(591mol/m.s), max 2.5g yield per wattage (power draw), achieve maximum quality and quantity, much better than traditional 600w hps grow systems
• High efficiency energy saving plant light, consuming only 100 watts true output with 225 pcs leds, more scientifically and energy-efficient! perfect for 2' x 2' veg stage, 1.5' x 1.5' bloom stage, higher intensity in a mars hydro grow tent, reflective area, or by crossing over using multiple ts600
• Sunlight full spectrum grow light, infinite close to natural sun light, full spectrum 3000k 5000k and ir 660nm 760nm red, suit for all plants whole stages indoor growing, rapid plant response from seed to flower
• High reflective heat sink led grow system, quickly heat dispersing material aluminum reducing light lost to aisles and walls, increase the light intensity up to 20%, allowing your plants receive more energy and without burning your plants for maximum headroom

8. 600W LED Grow Light, WAKYME Full Spectrum Plant Light with Veg and Bloom

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7.8/10 our score

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• Double switchthis grow lamp has veg and bloom switch functions: veg switch for seeding/germination and young vegetative growth. bloom switch for flowering and fruiting. you can also use both veg&bloom to get more red/blue heavy output and deliver maximum performance for flowering and fruiting.
• Long service lifeservice life is more than 100000 hours: we refuse reflectors and adopt 60pcs double chips smd led, each led has diode to protect the dual chips. built-in aluminum substrate with multiple vents and a high speed big fan(rpm up to 2000), cool and quiet(only 35-40 decibel), efficient heat dissipation to maximum extend the light life.
• Optimal full spectrumled grow light full spectrum design, it also has universal blue, red, ir, uv, white light. blue and red led is essential light for all plant growth. expensive ir uv led can promote plants to defense mechanisms, promoting plant healthy growth.
• Wide coverage60pcs smd led(total 600w) provides uniform illumination. it can replace traditional 600 watt hps/mh while consumes only 110-115 watts. ensures maximum yield with minimum power usage and heat. par 436umol/m2s at 24 height, perfect for 2x2ft growing area(maximum coverage area at 3x4ft at 24 height).
• 3-year warrantyupdated package(june 1st,2019): 1x grow light, 1x thermometer humidity monitor, 2x adjustable rope, 1x hanging kit, 1x power cord for daisy chain, 1x user manual. we offer a 3-year warranty and 30-day money back guarantee. if you have any problems, please contact us(email ,protected ). we will provide you satisfied service.

9. Phlizon Newest 1200W LED Plant Grow Light,with Thermometer Humidity Monitor,with Adjustable

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7.5/10 our score

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• Compare to hps/mh- compared to mh / hps lamps, it generates less heat, more energy saving and lower electricity bills. it has a more comprehensive light spectrum . the 1200w led grow light actual power is 240- 250 watt . more effective coverage area than any reflector series lights. perfect fit for a 3x3ft growing area at 24" height. the difference of us is that we use ...
• No reflector no danger- many others' grow lights are used led spotlight reflector to make the light look beautiful, but we don't use it because the led reflector is not heat-resistant. if a short circuit occursreflector at 80 is easy to melt and fire. we do not use the reflector, we can not give up the safety beause of beauty.
• Best service- phlizon is a professional led light manufacturer with strong r&d team and many light tester. 2 years warranty plus 30 days money back guarantee. if you have any problems, please don't hesitate to contact us. we will provide you with a completely satisfing reply.
• Full spectrum- we did lots of experiments to ensure that this full spectrum promotes plant growth. it includes universal blue red ir uv and white leds which can provide everything plant desired in the natural sunlight. the ir and uv leds can promote plants to defense mechanisms, blue and red led is essential light for plant growth.
• Double switch- veg and bloom button have different function. veg switch: it's blue led and white led. for seedling or young vegetative growth,you can use veg switch only. bloom switch: it's red led and white led. for flowering/blooming,you can use both veg and bloom switches together. view angle of leds: 90and 120

10. 600W LED Grow Light, Growing Lamp Full Spectrum for Indoor Hydroponic Greenhouse Plants

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7.2/10 our score

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• What you get 1 x safe 600w led grow light full spectrum, 1 x 5ft power cord, 1 x hanging kit, 1 x rope hanger, 2 x grow bags, 1 x user manual. i think your plants will love our super bright grow lights!
• Wide coverage low electric bill 600w led plant grow light with 60pcs 30mil double led chips, which core coverage area is 2.8 x2.8ft, maximum coverage area is 3.2x3.2ft. our plant growing light can replace 3-5 times the power of high pressure sodium lamp, saving 80% of the electricity. updated led lamps with machine welding solved the problem of short lifetime of the l...
• Efficient cooling system built-in 2pc high-speed silent cooling fans and metal cooling heat sinks, as well as 3.0mm thickened aluminum base plate, effectively solving the heat dissipation problem and have very low noise when the plant grow light is working. extend the plant light service life up to 50000 hours.
• No reflector more safer as we all know that led reflector give the grow light a beautiful look, but it is not heat-resistant and prone to short circuit. which can cause it to catch fire. so we give up the reflector and ensure safety. whats more, using isolated power supply, relatively linear and non-isolated more secure.
• Full spectrum and dual switch led grow light full spectrum design adopts the wavelength of 380-800nm with universal blue red ir uv and white light. promoting all stages of plant veg and flowers healthy growth. veg for seedling growth with blue and white leds, bloom for flowering or blooming with red and white leds. you can use both veg and bloom for a more heavy outpu...