Top 10 Best 400 Watt Led Grow Light

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You can trust our selection for 400 Watt Led Grow Light Reviews. Because We have worked hard studying and analyzing 54477 reviews for 400 Watt Led Grow Light and rating them. It was a difficult job to list only ten products for 400 Watt Led Grow Light where thousands of them available online. I hope it will help you to take final decision for Best 400 Watt Led Grow Light.

Best 400 Watt Led Grow Light
1400 Watt Full Spectrum LED Grow Light Veg 5x59.8Buy Now on Amazon
2LED 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 LEDs9.8Buy Now on Amazon
3HYPHOTONFLUX HPF4000 480W LED Grow Lights 5x5ft with Samsung LM301B & MeanWell Driver9.8Buy Now on Amazon
4Bloom Plus Latest XP4000 LED Grow Light with Samsung LM301H Diodes 400W Upgraded Dimmable 5x5 ft Coverage Full Spectrum Plant Grow Light for Indoor Plants Seeding Veg Bloom Hydroponic Growing Lamps9.2Buy Now on Amazon
5LED Grow Light SUNRAISE Q4000 4x6ft 5x5ft 6x6ft Dimmable LED Grow Lights with IR8.8Buy Now on Amazon
6Yuanhui YH400B 400W LED Grow Light 4x4ft Coverage with Samsung 1536pcs lm301b diodes Full Spectrum dimmable hydroponic Growing Lamps8.8Buy Now on Amazon
7MAXSISUN PB4000 Pro Grow Light8.6Buy Now on Amazon
8Bozily BP4000 LED Grow Lights8.6Buy Now on Amazon
9Otdair 1500W 400 LEDs Grow Light8.6Buy Now on Amazon
10ACKE ALP-400W LED Grow Light 5x5 Coverage for Veg Stage8.4Buy Now on Amazon


We found 54477 reviews when researching. We have considered users feedback on the 400 Watt Led Grow Light and our suggestions includes only the finest of them in this article.

1. 400 Watt Full Spectrum LED Grow Light Veg 5×5

  • Full Spectrum: Sunlike 4×4 led grow light for indoor plants with 3000K yellow 5000K white blue and IR 760nm red, 660nm, which suit for all plants whole stages growing with infinite close to natural light for increasing yields.
  • Cost & Efficiency: LED Plant Grow Lamp utilize the latest in high yielding LM301B leds technology and super diodes, which helps to get 50% higher yield harvest and save costs.
  • Dimmable: Growing lamps has a dimming knob and light switch and control the light spectrum’s intensity from 0% – 100% to manipulate the light intensity at liberty.
  • Silence & Low Heat: No fans are needed so your set up is low noise.
  • Warranty: Our full spectrum plant grow light provide 3-Year after-sales service for Premium quality and good performance.

2. LED Grow Light

  • 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.
  • 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.
  • SLEEP-FRIENDLY GROW LIGHT: Silent fanless design.
  • LOW ENERGY CONSUMPTION GROW LIGHT: Comparable to traditional 1000W HPS/MH while consuming only 400W! Perfect for 5’x4’ vegetative coverage at 28”and 5’x3’ flowering coverage at 24”.

3. HYPHOTONFLUX HPF4000 480W LED Grow Lights 5x5ft with Samsung LM301B & MeanWell Driver

  • Top components bring amazing yields】HYPHOTONFLUX 480w led grow light utilize the latest in high yielding LEDs technology today-SAMSUNG LM301B & OSRAM deep red 660nm diodes, it is equivalent to 1000w HPS/MH grow light, high energy efficiency with 2.
  • Full spectrum from seeding to flowering】The led plant grow light have 1224 pcs LM301B LEDs(3000k+4000k) and 48pcs OSRAM deep red LEDs(660nm), provides the plant with the full spectrum from seeding to flowering.
  • Dimmable and daisy chain】HPF4000 grow lights have a six-level dimming knob to provide ideal light for plants at different stages.
  • Runing quiet and cool 】Simple structure, no fan,no noise.
  • ETL,FCC approved】Strict tested,high quality.

4. Bloom Plus Latest XP4000 LED Grow Light with Samsung LM301H Diodes 400W Upgraded Dimmable 5×5 ft Coverage Full Spectrum Plant Grow Light for Indoor Plants Seeding Veg Bloom Hydroponic Growing Lamps

  • TOP PERFORMANCE & HIGH EFFICACY: Bloom Plus upgraded XP4000 LED growing light use the latest high-efficiency (2.
  • LESS ENERGY CONSUMPTION: Comparable to traditional 800W HPS/MH, XP4000 Plant Grow Lamp consumes only 400Watt with 832 pcs LEDs! Get 50% higher yield harvest and save costs.
  • ADVANCED FULL SPECTURM & DIMMABLE KNOB: Delivering optimal light-spectrum coverage – 650-665nm Red Lights ,2800-3200K warm lights, 4800-5000K white lights ,730-740nm IR lights, best for all stages growing from seed to flower, increase yield & crop quality‎.
  • SILENT OPERATION & SOLID CONSTRUCTION: Fanless LED grow design will make your growing life quiet.
  • 100% SATISFACTION GUARANTEED—The Bloom Plus LED Grow Lights offers a 30-day money-back guarantee and a trusted 3 years warranty.

5. LED Grow Light SUNRAISE Q4000 4x6ft 5x5ft 6x6ft Dimmable LED Grow Lights with IR

  • BIG SIZE BIG FOOTPRINT】 SUNRAISE Q4000 with size 44.
  • SUNLIKE FULL SPECTRUM GROW LIGHT】Full spectrum 3000K, 6000K, Red and IR, suitable for all stages of indoor growth providing sun like quality spectrums for rapid plant response from seed to flower.
  • CUSTOMIZED DIMMING DESIGN】SUNRAISE Q4000 LED grow utilize both a dimmer function as well as a power switch.
  • AMAZING HEAT DISSIPATION】Q4000 LED grow lamp with 8 piece aluminum heat-sink.
  • What you get】1x Q4000 led grow light, 2x stainless steel hanger hook, 2x adjustable ratchet rope hanger, 1x 6.

6. Yuanhui YH400B 400W LED Grow Light 4x4ft Coverage with Samsung 1536pcs lm301b diodes Full Spectrum dimmable hydroponic Growing Lamps

  • Full-spectrum Plant Lights】3000K provides more warm light colors, 5000K provides daylight colors, 660nm provides enhanced deep red, which can make the light more uniform, truly simulate the sunlight, and perfectly meet the entire growth cycle of all plants from seed to harvest, including Medicinal plants, flowers, vegetables, etc.
  • High-efficiency LED Grow Light】equipped with energy-efficient Samsung lm301b diodes, the number of light-emitting diodes is more than similar competing products, and the Low energy consumption, more power-saving, a total of 1536pcs diodes, including 960pcs Samsung lm301b 3000K, 480pcs Samsung lm301b 5000k and 96pcs red 660nm, HIGH PPFD, reach up to 2.
  • Dimmable Plant Light】 The product is equipped with knob dimming and RJ14 dimming, brightness is adjustable from 0% to 100%, daisy-chain up to 100 units, can be easily meet the plant development process, including germination, nutrition, flowering, and fruiting.
  • Plant Growing Lamp Coverage】 3x3ft for flowering, 4×4 ft for veg and seeding.
  • High-Quality Grow Light Bars】 passive aluminum heat sink, designed for professional commercial growers, full 6063 oxidation aluminum heatsink make the heat quickly dissipation, no noise, using aluminum make it cool down, bring you a good growing environment.

7. MAXSISUN PB4000 Pro Grow Light

  • Born for Harvest: The PB Pro Series is an upgraded commercial grade full-cycle horticulture lighting solution.
  • 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 730nm infra-red to optimize plant growth in indoor/greenhouse environments from seeds to harvest.
  • 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 pulls an actual 400 watts from the wall, can achieve better or comparable results than 800 watts HID with 50% less heat and power consumption.
  • More Valuable & Reliable: You can use the remote to set the same or different brightness levels for multiple lights by grouping.
  • 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 (3) years limited warranty.

8. Bozily BP4000 LED Grow Lights

  • Sunlight full spectrum grow light】 Infinite close to natural sunlight, full spectrum 3000K 6500K and RED 660nm IR 740nm, suit for all plants whole stages indoor growing, rapid plant response from seed to flower.
  • Unique design】 Compared with ultra-thin plant lights with other panels and flat panels, bozily LED grow lights have a wider heat dissipation area and a more efficient heat dissipation speed.
  • latest display remote control】bozily plant lamps can meet your personalized customization of the light time, whether it is 1PCS light board, 2PCS light board, or 4PCS light board, it can be individually timed and dimmed at will.
  • Replaceable power supply】 The plant heat lamp used advanced waterproof replaceable power supply which is installed outside of the light and it is easy to be replaced and prevent voltage instability.
  • More led chips】 Compared with 400W plant led grow light of other brands, we have added more than 400 LED chips on the basis of 1200 pcs chips.

9. Otdair 1500W 400 LEDs Grow Light

  • High Efficient Plant Light: Otdair LED grow light adopted with SMD LED technology provides optimized PAR light, providing a dramatic energy savings over traditional 400watt HPS lights.
  • Daisy Chain, Thermometer and Hygrometer: Our dimmable indoor grow light comes with one wire for daisy chain set.
  • Less Heat and No Noise: LED plant grow light for indoor plants is passively cooled by using aluminum heat sink, having a low heat emission, which prevents burnt leaves and reduces your electric costs without the danger of too much heat emission and ensures proper temperature regulation.
  • Sunlike Full Spectrum LED Grow Light: Our quantum board grow light emits full-spectrum light(380 nm-800 nm) by full spectrum 3000K LED, 5000K LED, and 660nm and 760nm IR LED.
  • Specification: Material: Aluminum; Number of LED: 400 LED (240 pcs 3000K LED + 112 pcs 5000K LED + 44pcs Red LED + 4 pcs IR LED); Coverage: 3’x3′; Input Voltage Range: AC100V – 277V; Power: 180 W; Waterproof: IP65; Light Footprint: 3.

10. ACKE ALP-400W LED Grow Light 5×5 Coverage for Veg Stage

  • 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.
  • Lower Running Cost: Consuming only 390 watts with 378 leds,It saves up to 50% energy than other hps grow light,Perfect for 4×4 feet grow space,Max for 5×5 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.
  • 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.

400 Watt Led Grow Light Buying Guide

Does the thought of finding a great 400 Watt Led Grow Light stress you out? Has your mind been juggling between choices when it comes to buying 400 Watt Led Grow Light in general, specifically regarding which model to choose?
If that’s the case, know that you’re not alone. Many people find it tough to buy the perfect 400 Watt Led Grow Light for themselves. We understand the stress associated with the buying process!
Since you’re here, you are obviously curious about 400 Watt Led Grow Light Reviews. You’ve been bombarded with information, so you need to find a reputable source with credible options before you make any decisions on which product would be best for your needs.
There are many sources that’ll provide you with that information- buying guides or ratings websites, word-of-mouth testimonials from friends or family members, online forums where users share their personal experiences, product reviews specifically found all over the internet and YouTube channels. Only thorough research will ensure that you get the right product.
But that’s not always easy, right? That's why we've taken time to compile a list of the best 400 Watt Led Grow Light in today's market, on your behalf, so that there will be no more worries for you.
How did we come up with the list, you ask? How did we create this buying guide?
  • First, our algorithms collected as much information available about these products from trusted sources.
  • We employed both Artificial Intelligence and large data volume to validate all collected information.
  • Then our AI ranked them on their quality-to-price ratio using industry-standard criteria that let us pick the best 400 Watt Led Grow Light currently on the market!
The products aren’t chosen randomly. We consider several criteria before assembling a list. Some of the criteria are discussed below-
  1. Brand Value: What happens when you go for a not-so-reputable brand just because the price seems cheap? Well, the chance of getting a short-lasting product goes higher. That’s because the renowned brands have a reputation to maintain, others don’t.
Top 400 Watt Led Grow Light brands try to offer some unique features that make them stand out in the crowd. Thus hopefully, you’ll find one ideal product or another in our list.
  1. Features: You don’t need heaps of features, but useful ones. We look at the features that matter and choose the top 400 Watt Led Grow Light based on that.
  2. Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products of higher specifications, but with the right balance.
  3. Customer Ratings: The hundreds of customers using the 400 Watt Led Grow Light before you won’t say wrong, would they? Better ratings mean better service experienced by a good number of people.
  4. Customer Reviews: Like ratings, customer reviews give you actual and trustworthy information, coming from real-world consumers about the 400 Watt Led Grow Light they used.
  5. Seller Rank: Now, this is interesting! You don’t just need a good 400 Watt Led Grow Light, you need a product that is trendy and growing in sales. It serves two objectives. Firstly, the growing number of users indicates the product is good. Secondly, the manufacturers will hopefully provide better quality and after-sales service because of that growing number.
  6. Value For The Money: They say you get what you pay for. Cheap isn’t always good. But that doesn’t mean splashing tons of money on a flashy but underserving product is good either. We try to measure how much value for the money you can get from your 400 Watt Led Grow Light before putting them on the list.
  7. Durability: Durability and reliability go hand to hand. A robust and durable 400 Watt Led Grow Light will serve you for months and years to come.
  8. Availability: Products come and go, new products take the place of the old ones. Probably some new features were added, some necessary modifications were done. What’s the point of using a supposedly good 400 Watt Led Grow Light if that’s no longer continued by the manufacturer? We try to feature products that are up-to-date and sold by at least one reliable seller, if not several.
  9. Negative Ratings: Yes, we take that into consideration too! When we pick the top rated 400 Watt Led Grow Light on the market, the products that got mostly negative ratings get filtered and discarded.

These are the criteria we have chosen our 400 Watt Led Grow Light on. Does our process stop there? Heck, no! The most important thing that you should know about us is, we're always updating our website to provide timely and relevant information.
Since reader satisfaction is our utmost priority, we have a final layer of filtration. And that is you, the reader! If you find any 400 Watt Led Grow Light featured here Incorrect, irrelevant, not up to the mark, or simply outdated, please let us know. Your feedback is always welcome and we’ll try to promptly correct our list as per your reasonable suggestion.

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