Are you looking for the best 400 watt led grow lights? Based on expert reviews, we ranked them. We've listed our top-ranked picks, including the top-selling 400 watt led grow lights.
We Recommended:
- Born for Harvest: The PB Pro Series is an upgraded commercial grade full-cycle horticulture lighting solution. With a handy remote control adjusting...
- Full Spectrum Ideal for all Growth Phases: MAXISUN light spectrum is tailored by 3500K warm white, 5000K neutral white, a few 660nm deep red, and...
- Higher Photon Efficacy: With the help of 1400pcs top-end Samsung diodes, the PB4000 Pro offers a truly high efficacy rating of PPF per Joule, only...
- More Valuable & Reliable: You can use the remote to set the same or different brightness levels for multiple lights by grouping. Mean Well Driver,...
- Warranty: MAXSISUN is so confident in the performance of our cutting-edge PB Pro Series that we offer a full 90 days money-back guarantee plus three...
- 【Optimal Spectrum】The secret to VIPARSPECTRA’s success is optimal full spectrum lighting which provides plants in all stages from veg to flower...
- 【VEG & BLOOM Switches】 The V450 light comes with VEG and BLOOM switches,which are suitable for each growing phase. Upgraded aluminum cooling heat...
- 【Outstanding Design】Sturdy durable construction with fire-resistant iron housing. Upgraded aluminum cooling heat sinks and advanced high speed...
- 【Coverage Area】 Comparable to traditional 300W HPS/MH while consuming only 200W! Perfect for a 2.5’x2.5’ vegetative coverage at 24” and...
- 【Worry-free 3 Years US warranty】We are a professional manufacturer which specialized in LED grow light for many years. Products' quality and...
- TOP PERFORMANCE & HIGH EFFICACY: Bloom Plus upgraded XP4000 LED growing light use the latest high-efficiency (2.7 umol/J) LED plant light technology -...
- LESS ENERGY CONSUMPTION: Comparable to traditional 800W HPS/MH, XP4000 Plant Grow Lamp consumes only 400Watt with 832 pcs LEDs! Get 50% higher yield...
- ADVANCED FULL SPECTURM & DIMMABLE KNOB: Delivering optimal light-spectrum coverage - 650-665nm Red Lights ,2800-3200K warm lights, 4800-5000K white...
- SILENT OPERATION & SOLID CONSTRUCTION: Fanless LED grow design will make your growing life quiet. Large areas of solid aluminum heat sinks help you to...
- 100% SATISFACTION GUARANTEED---The Bloom Plus LED Grow Lights offers a 30-day money-back guarantee and a trusted 3 years warranty. Professional U.S....
- B600 only consumes 132W±3%, the electricity of 0.132kW·h per hour to save more money than HPS/MH lamp; Perfect for 2.5x2.5ft grow area while 2x2ft...
- Well balanced spectrum of blue, red and white emitting from upgraded 10 watt double-chips LEDs make more efficient and better higher yields.
- 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.
- HIGH QUALITY LED GROW LIGHT: KingLED grow light has adopted the newest LM301B LEDs and 10 times Optical Condenser to provide high PAR output, high...
- FULL SPECTRUM LED GROW LIGHT: The proportion of the spectrum has been adjusted in order to provide more matching spectrum for MJ, provides full...
- COST-EFFECTIVE LED GROW LIGHT: Different from the traditional HPS, Our KP600 LED light adopts a high-tech SMD LEDs and reflector technology , compares...
- DURABLE LED GROW LIGHT:Multiple high-speed mute fans and upgraded aluminum radiators enable the light bulb to work at 50°F to 60°F that is lower...
- PROFESSIONAL SERVICE: 3 years Professional Service and free return for 90 days. KingLED Laboratory has more than seven years of sales with after-sale...
- 🌱Facilitating Large and High Quality Yields: ACKE led grow light selected high yielding Osram led light chips are extremely bright and can...
- 🌿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...
- ☘️Optimal full spectrum grow light lamp : Mimic sunlight,ACKE grow lamp consist of 3000K,5000K, 660nm led chips for your indoor plants no sunlight...
- 🌹Run Cool Despite Big power Output: Thanks to the efficiency of the "spider style” of which spreading out light bars with thick aluminum 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...
- 【BIG SIZE BIG FOOTPRINT】 SUNRAISE Q4000 with size 44.88"x22.65", comparable to traditional 800W HPS/MH while consuming only 400W! Perfect for...
- 【SUNLIKE FULL SPECTRUM GROW LIGHT】Full spectrum 3000K, 6000K, Red and IR, suitable for all stages of indoor growth providing sun like quality...
- 【CUSTOMIZED DIMMING DESIGN】SUNRAISE Q4000 LED grow utilize both a dimmer function as well as a power switch. The dimmer knob is featured to...
- 【AMAZING HEAT DISSIPATION】Q4000 LED grow lamp with 8 piece aluminum heat-sink. No fans no noise, we used the highest quality driver for unmatched...
- 【What you get】1x Q4000 led grow light, 2x stainless steel hanger hook, 2x adjustable ratchet rope hanger, 1x 6.7ft power cord, 1x screwdriver, 24x...
- 4000K DAYLIGHT: Imitate the solar spectrum, customize a more ideal full life cycle full spectrum supplementary light program, covering the entire...
- SECONDARY OPTICAL DESIGN: PPF: 65.6 umol/s, PPFD: 265.58 μmol/s/㎡ @ 1ft. Through the lens for secondary scientific light distribution, improve...
- PATENTED COC TECHNOLOGY: Chip on Ceramic, SANSI's patented technology replaces the traditional Mcpcb aluminum substrate with a non-conductive ceramic...
- SAFE & RELIABLE: The lamp body is made of special ceramic material, and the flame retardant grade reaches V0; the reinforced insulation structure...
- GUARANTEES: ETL listed & CE certification, quality and safety verified, 5 years warranty.
- Adjustable Light Panels - Barrina BX-4000 LED grow lights have two folding lamp panels. They can be adjusted to different angles to achieve the...
- Dimmable & Linkable – The plant growing tents dimmer adopts dimming daisy chain technique, it can link the lamps in a series to adjust the...
- Full spectrum - Barrina full spectrum plant grow light with high PPFD, consumes only 400 watts with 1632 LEDs. It contains 960 warm white LEDs with...
- High Energy Efficiency –Barrina’s LED driver has cULus and FCC certification, and the diodes of the lamp are running on aluminum alloy plate to...
- Quality & After Service - Provide 3 years warranty and 30 days money back guarantee. The package include: 2 x Barrina LED Grow lights with ON/OFF...
- Full Spectrum: Sunlike 4x4 led grow light for indoor plants with 3000K yellow 5000K white blue and IR 760nm red, 660nm, which suit for all plants...
- Cost & Efficiency: LED Plant Grow Lamp utilize the latest in high yielding LM301B leds technology and super diodes, which helps to get 50% higher...
- Dimmable: Growing lamps has a dimming knob and light switch and control the light spectrum's intensity from 0% - 100% to manipulate the light...
- Silence & Low Heat: No fans are needed so your set up is low noise. High quality of quickly heat dispersing material aluminum board reduce light lost,...
- Warranty: Our full spectrum plant grow light provide 3-Year after-sales service for Premium quality and good performance.
- Born for Harvest: The PB Pro Series is an upgraded commercial grade full-cycle horticulture lighting solution. With a handy remote control adjusting...
- Full Spectrum Ideal for all Growth Phases: light spectrum is tailored by 3500K warm white, 5000K neutral white, a few 660nm deep red, and 730nm...
- Higher Photon Efficacy: With the help of 1400pcs top-end Samsung LM281B+ diodes, the PB4000 Pro offers a truly high efficacy rating of PPF per Joule...
- More Valuable & Reliable: You can use the remote to set the same or different brightness levels for multiple lights by grouping. plus premium...
- 【High Efficiency and Low Energy Consumption】- SZHLUX LED Grow Lights utilize the latest in high yielding LEDs technology, high Energy Efficiency...
- 【Trapezoid and Double-Switch Design】- Trapezoid-Shape and SanAn 1W LEDS for larger luminous area than T5 and T8 led plant light. Double switches...
- 【Sunlight Full Spectrum】- Infinite close to sunlight wave for plants, over 95% light energy can be absorbed by plants. White, blue, red and IR...
- 【Noise-Free and Amazing Heat Dissipation】- Professional fanless design will make your growing life easy and quiet, quickly heat dispersing...
- 【After-Sale Service】- 2 years warranty plus 30 days Money Back Guarantee for any products from our official channel, if you need to change the...
- 6x6FT COVERAGE AREA WITH 45° ADJUSTABLE GROW LIGHT BAR & WIDE APPLICATIONS - FOUR 45° rotatable LED grow light bars are perfect for 6x6ft vegetative...
- LOWER COST & HIGH EFFICIENCY UP TO 2.75umol/J - 870.39umol/m^2/s high PPFD value grow light adopts the latest LED plant light technology with 816...
- DIMMABLE SUNLIKE FULL SPECTRUM GROW LIGHT - Plant growing lamps are a good assitant for home MJ growers, which contains white, blue, red and IR lights...
- EXCELLENT HEAT DISSIPATION & SLEEP-FRIENDLY PLANT GROW LIGHT - NO FANS ZERO NOISE. Growing lamps is made of DIE-CASTING ALUMINUM that is good for heat...
- WHAT YOU GET & 8 YEARS WARRANTY - 1 x Aosbeic grow light, 1 x safety cord, 1 x instruction manual, 2 x 1/8" rope with hook, 2 x "V" shape hanger....
- 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...
- COMPARE TO HPS/MH- Compared to MH / HPS lamps, it generates less heat, more energy saving and lower electricity bills and more comprehensive light...
- 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...
- 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...
- 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...
- Higher Yields & Energy Efficient: 5x5 Led Grow Lights use Samsung LM301B chip and updated driver ensures high energy efficiency at 2.7 umol/J usage...
- Full Spectrum Light: Full spectrum LED grow light adopts 380-800nm wavelength and IR lamp bead to promote all stages of the plant, veg, and flower...
- Dimmable & Separate Switch Design: Simple installation with a separate adjustable switch that allows you to freely adjust brightness without removing...
- Efficient Cooling System: Features an improved, waterproof aluminum cooling heat board that greatly extends product service life. No fans, so...
- Wide Coverage: This QB-4000 400 watt quantum LED plant grow light covers a 6 x 6 ft vegetable footprint and 5 x 5 ft flowering footprint. Wide...
- LOWER COSTS & HIGHER-QUALITY YIELDS---Using the Newest high-yield LED technology-1292 pcs Samsung 2835 diodes. So BP4000 LED Grow Lights achieves a...
- OPTIMAL FULL-SPECTRUM LIGHTING---The Full Spectrum led grow lamp can provide everything the plants need under light at all stages. The powerful blue...
- 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...
- 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...
- 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...
- LOWER OPERATION COST & DIMMER FUNCTION: VIPARSPECTRA P1500 LED grow light has adopted the newest SMD LED Technology to provide high PAR output, high...
- FULL SPECTRUM LIGHT For INDOOR PLANTS: Consists of 660nm of red light, IR, 3000K and 5000K of the white light spectrum, provides plants in all stages...
- SLEEP-FRIENDLY GROW LIGHT: Silent fanless design. No fans zero noise. Built-in large areas of solid aluminum heat sinks, essential for heat...
- COVERAGE AREA: Comparable to traditional 300W HPS/MH while consuming only 150W! Perfect for 3’x3’ vegetative coverage at 20”and 2.5’x2.5’...
- WORRY-FREE WARRANTY: Plug and Play. No installation required. Product quality and friendly customer service are always our top priority. We offer...
- [Full Spectrum] - The SZHLUX grow light 2ft with full spectrum provide the most reasonable grow light wave based on the ratio of absorption for...
- [New Design and Super Bright] - Trapezoid-Shape for larger luminous area than T5 and T8 led plant light, over 95% energy can be absorbed by plants....
- [Easy to Install] - Plug and play, you could link up to 4 lights in a series by included 47 inches connecting cords or small connector. Using clips to...
- [Excellent Heat Dissipation ] - The light efficiency can be increased by 17~20% with reflector. The shell of our grow light was made of 100% aluminum...
- [Quality Assurance] - We provide 2-Year limited warranty and 24-H after sale service, please feel free to contact us by our support email.
- 【3024pcs LEDs, HIGHER YIELDS】Actual power draw 600W with 3024pcs LEDs. The LEDs quantity of Groplanner LED grow light is twice as many as other...
- 【FULL SPECTRUM, ALL GROWTH STAGES】The full spectrum optimized and complete plant development for all growth stages from seed to flower. White...
- 【APP CONTORL, FORGET TIMER】Groplanner LED grow lights provides Intelligent and convenient control with WiFi capability. Switch, timing and dimming...
- 【GET SAFETY, LESS TROUBLE】Larger heat dissipation area. Faster heat conduction performance. Groplanner 600 Watts LED plant grow light ensures the...
- 【3 YEARS WARRANTY, 7*12 SERVICE】 The best quality from Groplanner professional R&D team and production-direct factory. Long life of 60,000 hours...
- EXTREMELY LARGE GROW AREA- Compared with other grow light, the outstanding feature of this lamp is that it has a larger irradiation area. This is not...
- DAISY CHAIN DIMMABLE DESIGN- The light can be daisy chained together to dimmable light intensity according to the needs of the plants. The leds are...
- DIMMABLE FULL SPECTRUM DESIGN- The intensity of light can be adjusted according to the needs of plants. The leds are all new technology SMD leds, It...
- EXTRA TWO UNIQUE FUNCTIONS- No fans no noise and waterproof function. No additional fan zero noise. Otherwise, the plant grow light uses advanced...
- BEST SERVICE- We are a professional LED light manufacturer with strong R&D team and many light tester. 3 years warranty plus 30 days money back...
Having trouble finding a great 400 watt led grow lights?
This problem is well understood by us because we have gone through the entire 400 watt led grow lights research process ourselves, which is why we have put together a comprehensive list of the best 400 watt led grow lightss available in the market today.
After hours of searching and using all the models on the market, we have found the best 400 watt led grow lights for 2023. See our ranking below!
How Do You Buy The Best 400 Watt Led Grow Lights?
Do you get stressed out thinking about shopping for a great 400 watt led grow lights? Do doubts keep creeping into your mind?
We understand, because we’ve already gone through the whole process of researching 400 watt led grow lights, which is why we have assembled a comprehensive list of the greatest 400 watt led grow lights available in the current market. We’ve also come up with a list of questions that you probably have yourself.
John Harvards has done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for 400 watt led grow lights that you consider buying. Your questions might include the following:
- Is it worth buying an 400 watt led grow lights?
- What benefits are there with buying an 400 watt led grow lights?
- What factors deserve consideration when shopping for an effective 400 watt led grow lights?
- Why is it crucial to invest in any 400 watt led grow lights, much less the best one?
- Which 400 watt led grow lights are good in the current market?
- Where can you find information like this about 400 watt led grow lights?
We’re convinced that you likely have far more questions than just these regarding 400 watt led grow lights, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.
Potential sources can include buying guides for 400 watt led grow lights, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible 400 watt led grow lights. Make sure that you are only using trustworthy and credible websites and sources.
John Harvards provides an 400 watt led grow lights buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information.
How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available 400 watt led grow lights currently available on the market.
This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:
- Brand Value: Every brand of 400 watt led grow lights has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
- Features: What bells and whistles matter for an 400 watt led grow lights?
- Specifications: How powerful they are can be measured.
- Product Value: This simply is how much bang for the buck you get from your 400 watt led grow lights.
- Customer Ratings: Number ratings grade 400 watt led grow lights objectively.
- Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their 400 watt led grow lights.
- Product Quality: You don’t always get what you pay for with an 400 watt led grow lights, sometimes less, and sometimes more.
- Product Reliability: How sturdy and durable an 400 watt led grow lights is should be an indication of how long it will work out for you.
John Harvards always remembers that maintaining 400 watt led grow lights information to stay current is a top priority, which is why we are constantly updating our websites. Learn more about us using online sources.
If you think that anything we present here regarding 400 watt led grow lights is irrelevant, incorrect, misleading, or erroneous, then please let us know promptly!
FAQ:
Q: What are the best LED grow lights?
A: Please give an overall site rating:
Q: What is the best grow light?
A: Snapdragons Sow snapdragon seeds in a propagator now so you can fill your garden with flowers in a few months time. … Lobelia You will be able to fill hanging baskets and containers with your own lobelia plants if you start now. … Dianthus (pinks)
Q: What size wire to use on 400 watt light bulb?
A: Wire gauge or size can be found printed on electric cables. You will normally see number series labels such as 12-3 and 14-2: the first number is the wire gauge. Other factors that affect wire size are the length and wire type. If your wiring circuit length is in excess of 50 feet, you will need a larger gauge wire.
Q: Do LED grow lights damage your eyes?
A: You maybe wondering will LED grow lights damage vision. In fact,any type of light can be harmful to our eyesight, if it is powerful enough. If anyone who has ever looked directly at a powerful light source, they’ll know this. However, some types of light are much more harmful than others. And even small amounts of certain light can damage our eyes.
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