Top 8 Best 400w Grow Light

of July 2024
1
Best ChoiceBest Choice
iPower GLSETX400DHAC6 400 Watt HPS Digital Dimmable Ballast Grow Light System Kits Horticulture Air Cooled Reflector Hood Set, 400W
iPower
iPower

10
Exceptional
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2
Best ValueBest Value
SZHLUX PT4000 LED Grow Light 66ft with Timer and Temp Control, Full Spectrum Grow Lamp Dimmable with 864 Samsung Diodes for Indoor Plants, Sunlight Plant Light for Seedling Veg and Bloom Grow Light
SZHLUX
SZHLUX

9.9
Exceptional
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3
2022 New SONLIPO SPF4000 LED Grow Light 400W 5x5ft Coverage, Use 1323pcs Samsung Diodes Sunlike Full Spectrum Veg Bloom Switch Growing Lamps for Indoor Plants Seeding Flower Led Plant Light Fixture
Sonlipo
Sonlipo

9.8
Exceptional
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4
iPower GLSETX400DHMWING20 Horticulture 400 Watt HPS MH Digital Dimmable Ballast Grow Light System Kits Wing Reflector Hood Set, 400W
iPower
iPower

9.7
Exceptional
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5
SANSI Grow Light Bulb with COC Technology, PPF 65.6 umol/s LED Full Spectrum, 36W Grow Lamp (400 Watt Equivalent) with Optical Lens for High PPFD, Energy Saving Plant Lights for Seeding and Growing
SANSI
SANSI

9.6
Exceptional
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6
LED Grow Light, VIPARSPECTRA Pro Series P4000 LED Grow Light with Samsung LEDs(Includes IR) 5x3ft Coverage Dimmable Full Spectrum LED Grow Lights for Indoor Hydroponic Plants Veg Bloom 1400PCS LEDs
VIPARSPECTRA
VIPARSPECTRA

9.5
Excellent
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7
Growing Lights,Engilen 400W Full Spectrumg Grow Light, IP65 Waterproof Grow Lamp,3 Types Dimmable, Remote Control Distance 8m,Suitable for Indoor Plants,Outdoor Gardens,Growing Tents.
Engilen
Engilen

9.4
Excellent
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8
eGrow 400w HPS Grow Light Kit | Complete Digital Ballast, HPS Bulb, and Fixture System
HTG Supply
HTG Supply

9.3
Excellent
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9
BLOOM PLUS LED Grow Light BP 4000W 5x5ft Coverage Sunlike Full Spectrum LED Grow Light Use with 1292packs Samsung Diodes(Includes IR) Dimmable Plant Grow Lamp for Indoor Plants
BLOOM PLUS
BLOOM PLUS

9.2
Excellent
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10
ACKE ALP-400W LED Grow Light 5x5 Coverage for Veg Stage,Full Spectrum Growing lamp 4x4 Coverage for Flowering Stage,Plant Grow Light for Commercial Indoor Plant Grower
ACKE
ACKE

9.1
Excellent
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About 400w Grow Light

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iPower GLSETX400DHAC6 400 Watt HPS Digital Dimmable Ballast Grow Light System Kits Horticulture Air Cooled Reflector Hood Set, 400W

400W Digital Dimmable Electronic Ballast Support 120V240V Input Dimmable Options 50, 75, 100 8 Feet heavy-duty power cord included Stable power output ensure flicker free light. 1 x 400W Super HPS Bulb Color Temperature 2100K Optimized spectrum and high PAR Photosynthetic Active Radiation to promote healthy plant growth and soonest flourish. 1 x Pair of 8-ft adjustable Ratchet Clip Hanger Rope hold up to 150 lbs 24-hour Plug-in Mechanical Timer 15 minutes increments. 6-inch Air Cooled Hood Reflector up to 4' x 4' light coverage Built-in 15 feet heavy duty lamp cord with E39 Ceramic Mogul Socket and standard Hydroponic S-Plug highly 95 reflective textured German aluminum maximizes the light reflected to the plants. CAUTION This system will generate too much heat to be used in an enclosed area without ventilation. Adequate ventilation is required for all iPower grow light systems. We recommend the use of an iPower inline fan.

SZHLUX PT4000 LED Grow Light 66ft with Timer and Temp Control, Full Spectrum Grow Lamp Dimmable with 864 Samsung Diodes for Indoor Plants, Sunlight Plant Light for Seedling Veg and Bloom Grow Light

High Efficiency and Low Energy Consumption- SZHLUX PT LED Grow Lights utilize the latest in high yielding LEDs technology Samsung diodes, high Energy Efficiency with 2.9 UmolJ, delivers powerful light output and uniform canopy penetration to resulting maximum higher yields. Actual power is 400W with 864 LEDS, effective footprint is 6 x 6 ft.. Temp Control and Timer Modes- Upgraded PT series with temp sensor, temp button and timer button. The light hanging height can be adjusted properly, plants will get more PPF value, no more electricity will be wasted. Auto setting Temp is 85 When temperature is up to 86 7 light bars on When temperature is up to 91 5 light bars on When temperature is up to 96 the light would be turned off.. Sunlight Full Spectrum- Infinite close to sunlight wave for plants, over 95 light energy can be absorbed by plants. White, blue, red and IR 3000K, 5000K, 660nm and IR 730nm. 3000K providing more reddish light and the 5000K providing more blueish. Especially 5000k blue light promotes seedling growth, the 660nm red and 730nm IR light is most useful for plant photosynthesis, promote plant flowering and fruiting, increase yield and crop quality.. Trapezoid Tube and Fanless Design- Original Factory innovation designed Trapezoid-shape Led Tube for larger luminous area than T5 and T8 led tube. Premium aluminum shell with fanless design for faster dissipation speed, make your growing life easy and quiet, allowing your plants receive more energy and without burning.. After-Sale Service- 2 years warranty plus 30 days Money Back Guarantee for any products from our official channel, we provide local maintenance center. Make sure to purchase authorized products of SZHLUX other than many imitations of our products, please feel free to contact us based on our reliable customer service..

2022 New SONLIPO SPF4000 LED Grow Light 400W 5x5ft Coverage, Use 1323pcs Samsung Diodes Sunlike Full Spectrum Veg Bloom Switch Growing Lamps for Indoor Plants Seeding Flower Led Plant Light Fixture

Lower Running Costs Higher PPFDActual power only 400 watts, High PPFD, up to 1784 molm2.s. Comparable to a traditional 900W HPS or CMH light. Save up to 60 on your electricity bill. Using 1323pcs of the latest high quality LED technology - Samsung LM281 diodes, to provide high PAR output, longer lifetime and better light canopy penetration. SPF4000 grow light perfect for 5x5ft vegetable stage, 4x4ft bloom stage.. VEG Double BLOOM SwitchAaccording to the growth and yield of plants, SONLIPO designed 3 switches, VEG, BLOOM and enhance BLOOM, to facilitate the control of red and blue light spectrum, to make the roots and stalks of plants grow thicker, and prevent them from growing taller in vain. Enhance RED light, can greatly increases the size and number of flowers to maximize the yield of the plant, maximum 2.9 gw.. Full Spectrum Grow LightInfinitely close to natural sunlight, consists of 660nm Red light, IR 740nm, and 3000K, 4000K, 5000K, 6000K light spectrum. IR is dimmer than other red diodes. 3000K providing more reddish light and the 6000K providing more blueish. The 660nm red and IR light is especially useful during bloom, where it speeds up flowering time and boost yields. Uniformly across the surface and deep into the roots and bottom of canopy for consistent, highest quality flowers.. Well Made, Excellent Heat DissipationSolid structure, No Fan Noise Free. The housing is made of aviation heat sink aluminum, thick and strong, and provides excellent heat dissipation. Cable has protective cover, user-friendly packaging. Built-in short-circuit protection device automatically protects your lights from damage, you can easily save money without purchasing lights frequently.. 100 Warranty Easy to usePlug and Play, One-touch switch sets the light spectrum for your plant to suit it. Product quality and friendly customer service are always our primary objectives. We offer a 90-day new replacement or full refund, 12 months free warranty, and professional guidance to help your horticultural grow and grow craft better..

iPower GLSETX400DHMWING20 Horticulture 400 Watt HPS MH Digital Dimmable Ballast Grow Light System Kits Wing Reflector Hood Set, 400W

400W Digital Dimmable Electronic Ballast Support 120V240V Input Dimmable Options 50, 75, 100 8 Feet heavy-duty power cord included Stable power output ensure flicker free light. 1 x 400W Super HPS bulb 2100K 1 x 400W MH bulb 6000K optimized Spectrum and high PAR photosynthetic active radiation to promote healthy plant growth and soonest flourish. 1 x pair of 8-ft adjustable ratchet clip hanger rope hold up to 150 lbs. 19-inch Wing Reflector up to 4' x 4' light coverage Built-in 15 feet heavy duty lamp cord with E39 Ceramic Mogul Socket and standard Hydroponic S-Plug highly 95 reflective textured German aluminum maximizes the light reflected to the plants. This system will generate too much heat to be used in an enclosed area without ventilation. Adequate ventilation is required for all iPower grow light systems. We recommend the use of an iPower inline fan.

SANSI Grow Light Bulb with COC Technology, PPF 65.6 umol/s LED Full Spectrum, 36W Grow Lamp (400 Watt Equivalent) with Optical Lens for High PPFD, Energy Saving Plant Lights for Seeding and Growing

4000K DAYLIGHT Imitate the solar spectrum, customize a more ideal full life cycle full spectrum supplementary light program, covering the entire visible spectrum of 400nm-780nm Color rendering index Ra is close to 100, infinitely close to natural light, suitable for every cycle of plant growth, effectively promotes plant growth, and improves crop yield and quality.. SECONDARY OPTICAL DESIGN PPF 65.6 umols, PPFD 265.58 mols 1ft. Through the lens for secondary scientific light distribution, improve light utilization, give plants more supplementary light, and improve light bulb lifespan to 25,000 hours.. PATENTED COC TECHNOLOGY Chip on Ceramic, SANSI's patented technology replaces the traditional Mcpcb aluminum substrate with a non-conductive ceramic heat sink, and directly solder the LED chip on the ceramic heat sink, effectively reducing the system thermal resistance between the LED PN junction and the surface of the heat sink, resulting in faster heat conduction and higher product reliability, makes the SANSI bulb has higher light efficiency.. SAFE RELIABLE The lamp body is made of special ceramic material, and the flame retardant grade reaches V0 the reinforced insulation structure design, no risk of electric shock, is safer the whole shell material reaches the WF2 anti-corrosion grade, which is more reliable and durable low IR, less heat radiation, avoiding close Distance exposure burns plants.. GUARANTEES ETL listed CE certification, quality and safety verified, 5 years warranty..

LED Grow Light, VIPARSPECTRA Pro Series P4000 LED Grow Light with Samsung LEDs(Includes IR) 5x3ft Coverage Dimmable Full Spectrum LED Grow Lights for Indoor Hydroponic Plants Veg Bloom 1400PCS LEDs

LOWER OPERATION COST DIMMER FUNCTION VIPARSPECTRA P4000 LED grow light has adopted the newest SMD LED Technology to provide high PAR output, high energy efficiency and long lifespan while improving light penetration. An added dimmer knob is featured to manipulate the brightness level of the entire light, allowing flexibility to obtain perfect growth performance for each growing phase.. FULL SPECTRUM LIGHT For INDOOR PLANTS Consists of 36pcs 660nm of red light, 904pcs 3000K and 456pcs 5000K of the white light spectrum and 4pcs IR 730 light, provides plants in all stages from veg to flower with everything they need in the natural sunlight. Achieve greater yield while saving you on energy costs. SLEEP-FRIENDLY GROW LIGHT Silent fanless design. No fans zero noise. Built-in large areas of solid aluminum heat sinks, essential for heat dissipation while ensuring long lifespan of the light.. LOW ENERGY CONSUMPTION GROW LIGHT Comparable to traditional 1000W HPSMH while consuming only 400W Perfect for 5x4 vegetative coverage at 28and 5x3 flowering coverage at 24. Remember to properly adjust the height and brightness accordingly to your plants desired level for optimal growth.. TRULY BEST BACK FOR THE BUCK Plug and Play. No installation required. Product quality and friendly customer service are always our top priority. We offer worry-free 36-month local warranty and professional guidance to help you and your plants grow better..

Growing Lights,Engilen 400W Full Spectrumg Grow Light, IP65 Waterproof Grow Lamp,3 Types Dimmable, Remote Control Distance 8m,Suitable for Indoor Plants,Outdoor Gardens,Growing Tents.

Energy efficient and IP65 waterproof 60w actual power replace 400W HPS or HID grow light with only 60W consumption, saving your electric bill,IP65 level waterproof,Real working environment test, wet environment, it can work normally even in a water tank, improving the safety factor. Dimming function Contains three lighting modes red warm white, purple white, red purple white warm white, Providing the most suitable and most needed light for each growth stage of the plant.. Cycle timing switch design The plant light has a cycle timing function4h8h12h. 4 kinds of brightness adjustment, adjust the full spectrum grow light brightness according to your plant needs.. Indooroutdoor grow light Engilen full spectrum led grow light, It emits all the wavelengths from 380nm to 800nm- just like natural sunlight. The plant lamp emits growth light through the lamp bead chip, which completely imitates natural light, include 60 warm white LED60 white LED20 red LED4 purple LED.. Widely Used and easy installWidely apply to family balcony seedingbreeding, gardening, flowering, potted plants, grow tent,outdoor garden especially tall and large plants.The lamp was rather straightforward to put together, it has a handle as well as metal hanging threads that connect to a clip, allowing it to be hung almost anyplace with relative ease.. After-salesIf there is a quality problem, free replacement 12 months, no need to return. 24 hours customer service online support..

eGrow 400w HPS Grow Light Kit | Complete Digital Ballast, HPS Bulb, and Fixture System

Electrical 400 watts, approx. 3.33 amps 120v System Includes 400w eGrow Digital ballast, 400w Horticultural-Grade HPS Bulb, Ultra Reflective 4-Sided Hood, 15' Remote Socket Set, 8' Grounded Power Cord. High frequency digital ballst provides more lumens than magnetic ballasts for improved yields Soft start ignition improves power efficiency by 15 or more over magnetic. 400-watt high pressure sodium HPS bulb provides enhanced horticultural spectrum 55,000 lumen output. Suggested garden coverage area up to 4' x 4'. Ballast measures 8.625 x 4 x 2.75 Reflector measures 16 long x 13 wide x 6 deep - hanger attachment hardware included.

BLOOM PLUS LED Grow Light BP 4000W 5x5ft Coverage Sunlike Full Spectrum LED Grow Light Use with 1292packs Samsung Diodes(Includes IR) Dimmable Plant Grow Lamp for Indoor Plants

LOWER COSTS HIGHER-QUALITY YIELDS---Using the Newest high-yield LED technology-1292 pcs Samsung 2835 diodes. So BP4000 LED Grow Lights achieves a high energy efficiency of 2.7 umolJ and improves the light transmittance. The LED Growing Light consumes only 400W of power, which is 50 less than the operating power of other 800W HIDBlurpleHPS lamps, while help gets 50 higher yield harvest. The maximum output is 2.5gw. Veg Coverage 6 x 6 ft, Flower 5 x 5 ft.. OPTIMAL FULL-SPECTRUM LIGHTING---The Full Spectrum led grow lamp can provide everything the plants need under light at all stages. The powerful blue light makes the plants grow faster, and IR light is particularly useful during flowering, it can accelerate bloom time and increase yield, fill the flowers with space and obtain an amazing harvest. This can not only reduce buds but also increase yield while saving energy and costs.. UNIQUE DESIGN---Plant Grow Lights have a dimmable driver on the back, you can remove the rubber plug and adjust it with a 3mm Phillips screwdriver adjustment range 1.5-3.0A. Designed for indoor growers, the full spectrum LED grow lights aim to help individual indoor growers and greenhouse growers to obtain higher yield and better quality within the budget.. UNIQUE DESIGN---Plant Grow Lights have a dimmable driver on the back, you can remove the rubber plug and adjust it with a 3mm Phillips screwdriver adjustment range 1.5-3.0A. Designed for indoor growers, the BP4000 full spectrum LED grow lights aim to help individual indoor growers and greenhouse growers to obtain higher yield and better quality within the budget.. 100 SATISFACTION GUARANTEED---The Bloom Plus LED series offers a 30-day money-back guarantee and a trusted 3 years warranty. Professional U.S. local after-sales service provides you with the most convenient shopping experience. If any questions, please feel free to contact us with email..

ACKE ALP-400W LED Grow Light 5x5 Coverage for Veg Stage,Full Spectrum Growing lamp 4x4 Coverage for Flowering Stage,Plant Grow Light for Commercial Indoor Plant Grower

Facilitating Large and High Quality Yields ACKE led grow light selected high yielding Osram led light chips are extremely bright and can penetrate further than other plants lights ,to more easily reach and nourish the lower parts of your plants. efficacy with 2.7 umolJ.Max 2.5g yield per wattage. Lower Running Cost Consuming only 390 watts with 378 leds,It saves up to 50 energy than other hps grow light,Perfect for 4x4 feet grow space,Max for 5x5 grow tents.. Optimal full spectrum grow light lamp Mimic sunlight,ACKE grow lamp consist of 3000K,5000K, 660nm led chips for your indoor plants no sunlight and provide strong light intensity.The full spectrum led grow light with a best of both worlds color temperature of about 3,500K, which you can use for both vegging and flowering.. Run Cool Despite Big power Output Thanks to the efficiency of the spider style of which spreading out light bars with thick aluminum heat sink,Your plants would be able to enjoy more intense light without worrying about the heat.. No Worries warranty Plug and Play. No installation required. Owing to the grow lamp panel is assembling with 6 individual light bars,it's so easy to replace it,A plant lamp of easy maintenance,besides,we offer 24 months warranty.Our professional team are always ready to service you..