Top 20 Best 4X4 Grow Light Test, Reviews & Comparison

Have you been looking for the best 4×4 grow light in your market? Before buying, spend some of that valuable time doing research, and if confused about where to start then don’t worry because we have got this!

If you’re looking for the best 4×4 grow light of 2022, we’ve got your back. We rated 69725 reviews from top experts and these are our favorite picks on their list:

Bestseller No. 1
MARS HYDRO FC-E4800 LED Grow Light 4x4ft UV IR Full Spectrum Grow Light Bar with 2646pcs Diodes 480Watt Plant Growing Light Dimmable Commercial Grow Lamp Daisy Chain Detachable, Achieve 2.8 umol/J
  • HIGH-EFFICIENCY LED GROW LIGHT: MARS HYDRO FC-E4800 grow light with 2646pcs BridgeLux Diodes, market-leading 2.8 µmol/J PPE, Max 2.5g yield/watt, 480 Watt with smaller footprint for better crop quality, more cost-effective. 4x4ft for personal grow, 3x3ft for commercial grow.
  • INNOVATIVE PRECISE UNIFORM LIGHTING: Built-in removable bars interval & dimmability enable the exact dynamic PPFD control over each of plant growing stages, FC-E4800 easy-to-install detachable bars deliver uniform adjustable PPFD levels throughout plant canopy, best for more uniform Density Buds.
  • DIMMABLE COMMERCIAL GROW LIGHT: Easy dimming & daisy chain max up to 20 lights, IP65 Waterproof, master light easily controlled, making it a high performance commercial grow light for enormous yields. Also perfectly suit full-cycle hydroponic, soil, grow tent/room growing.
  • SUPERIOR HEAT DISSIPATION: Detachable power supply can be mounted remotely on the side of a grow tent/rack or on adjacent wall to remove heat from grow space; real Aluminum heatsink & 6 slim profile passive cooled bars (THINNER & LARGER surface) creat less heat, drop 50% in electricity bill than HID lights!
  • FULL SPECTRUM UV IR GROW LIGHT: With Yield Max spectrum (660nm Osram enhanced Deep Red,2800k-5000knm,730-740nm IR,380-410nm UV LEDs), innovative design FC-E4800 LED grow lamp is designed for commercial & home horticulture. Trusted 5 years warranty, any question, just email us,100% Satisfactory Solution guaranteed!!
Bestseller No. 2
2022 Newest SPIDER FARMER SE5000 LED Grow Light 480W 4x4ft 1680 Pcs Samsung LM301B Diodes Enhanced Red Lights UV IR Full Spectrum Uniformity Dimmable Daisy Chain Commercial 6 LED Bar Grow Lamp
  • MAXIMUM UNIFORMITY & EFFICIENCY: Unique designed 6 extended LED bars to provide more even canopy coverage, especially to the outer edges cultivation areas. With 1680 pcs SAMSUNG LM301B diodes, SE5000 Led grow lights draw 480 watts with 1333 umol/s, achieving an impressive PPE of 2.75 umol/J, coverage for 4'x4′ of high-yielding full-cycle growth
  • UPGRADED FULL SPECTRUM & DIMMABLE: Full spectrum (380-410nm, 660-665nm, 730nm,3200-4200K,4800-5000K) is perfect for veg to bloom, to adapt to each phase of the plant cycle. The dimming knob is ideal for growers to adjust the light intensity according to different growing stages.
  • PASSIVELY COOLED & DETACHABLE DRIVER: Bar light design and aluminium material on the back contribute to better airflow and great heat dissipation. SE5000 plant growing light comes with a detachable driver and long power cord, thereby reducing ambient heat in your growing space for extended lifespan. With the waterproof circuit board, worry free of the moist environment. Easy installation.
  • DAISY-CHAIN DIMMING: The daisy-chain function allows you to connect up to 30 spider farmer grow lights - dimming multiple lights simultaneously. Widely applied in the commercial growing (horizontal and vertical),home grows (grow box and tents), hydroponics.
  • VALUE FOR MONEY: SPIDER FARMER LED Plant Lights are often copied but will never have our quality or commitment, we provides 5 years of after-service of local maintenance center(US/CA/UK/DE). Make sure you purchase authentic Spider Farmer grow lights, really can give you need from a high-quality grow lights – at a price that is affordable. For any questions, feel free to e-mail us and we will help you resolve it. Quality backed by our ironclad!!!
SaleBestseller No. 3
BLOOM PLUS LED Grow Light BP 3000W 4X4ft Coverage LED Grow Light Use with 1174packs Samsung Diodes(Includes IR) Dimmable Sunlike Full Spectrum Grow Lights for Indoor Plants Veg and Flower
  • LOWER COSTS & HIGHER-QUALITY YIELDS---Using the Newest high-yield LED technology-1174 pcs Samsung 2835 diodes. So BP3000 LED Grow Lights achieves a high energy efficiency of 2.7 umol/J and improves the light transmittance. The LED Growing Light consumes only 300W of power, which is 50% less than the operating power of other 600W HID/Blurple/HPS lamps, while help gets 50% higher yield harvest. The maximum output is 2.5g/w. Veg Coverage: 5 x 5 ft, Flower: 4 x 4 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.
  • WORKING SILENTLY & RELIABLY---A fanless design is used to provide you with a silent growth life. Using high-quality Samsung LED chips and reliable drivers, the light is also made of the LED board is passively cooled by a large-area thick aluminum heat sink. The fast-dissipating aluminum material reduces the light lost in walkways and walls, increasing the light intensity by 20%, allowing your plants to get more energy without burning the plants for maximum space.
  • 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 BP3000 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.
Bestseller No. 4
Abriselux A1500 LED Grow Light Dimmable with 4x4ft Coverage and Upgraded Larger Board, Full Spectrum Grow Lamps for Indoor Hydroponic Growing Light with High PPFD (Actual Power 150Watt)
  • 🌱【Upgraded Larger Coverage】The Abriselux' 1500 series is upgraded to 19.6"x 12.6" large size board and a large number of LED are the features this item, It is 50% larger than other brands 1500 series, which can magnificently improve the light coverage and your planting efficiency. The larger aluminum board helps to dissipate heat, keep the working temperature under 55°C, and to ensure the stability of quality.
  • 🌱【FLEXIBLE DIMMIER 0%-100%】Useful for times when you don't need much light as in the case for vegetation, An added dimmer knob is featured to manipulate the light intensity at liberty, provides desired needs for plants in all stages from veg to bloom. Saving your money in return. Turn it up to 100% when it is time to harvest. Save electricity while obtaining perfect growth performance for each growing phase.
  • 🌱【LOWER RUNNING COSTS & HIGHER-QUALITY YIELDS】Adopts the latest high-quality LEDs, high energy efficiency with 2.6 umol/J, delivers a powerful light output and uniform canopy penetration to resulting maximum higher yields, Comparable to traditional 300W-450W HPS/MH while consuming only 150W! We recommend setting the brightness at 40%-60% for Germination and Seedling stages and 80%-100% for vegetative and flowering stages.
  • 🌱【OPTIMAL FULL SPECTRUM】➠ A combination of SMD diodes in a multi-spectrum layout gives this LED light a complete natural Full White Spectrum that your plants will love in all stages of growth. Consists of 3000K warm white, 5000K white, 660nm deep red, and 730nm IR light, which providing your plants with excellent full spectrum led grow lights. The red and IR light is particularly useful during bloom, which can speed up bloom time and enhance high yields to obtain the ideal harvest.
  • 🌱【100% MONEY BACK GUARANTEE】36 Months worry-free warranty and 30-day money-back guarantee, Even if your products have exceeded the warranty period, we would continue to offer lifetime support so please don't hesitate to contact us whenever you encounter any issue with the grow lights. Enjoy this RISK-FREE purchase by clicking the yellow Add to Cart button.
Bestseller No. 5
AC Infinity IONBOARD S44, Full Spectrum LED Grow Light Board, 4x4 ft. with Deeper Penetration Samsung LM301B Diodes, Dimmable Lighting, for Veg Bloom Indoor Plants in Grow Tents Greenhouses
  • Dimmable LED grow light designed with an optimized spectrum and diode positioning, to maximize plant yields.
  • Specially formulated with full-spectrum Samsung LM301B white, red, and IR LEDs optimized for all grow stages.
  • Algorithmically positioned diodes create the most uniform PAR map and the deepest canopy penetration.
  • Dimmer enables 0 to 100% brightness. Can connect with our smart controllers to access grow cycles, scheduling, and app.
  • Constructed on a unibody aluminum board and IP-65 rated for grow environments with higher humidity and heat.
SaleBestseller No. 6
2022 VIPARSPECTRA Latest KS5000 LED Grow Light 500W with Samsung LM301H Osram Diodes 6 Bars Grow Light, 4x4ft Coverage Full Spectrum Uniform Dimmable Daisy Chain Commercial Grow Lamp for Indoor Plants
  • LOWER OPERATION COST & MAXIMUM YIELDS:VIPARSPECTRA KS5000 LED grow light adopts the market-leading Samsung LM301H Diodes(3.10 μmol/J) & OSRAM 660nm Diodes, higher energy efficiency LEDs increase yield of crops and save operation cost. The top end components give the KS5000 an incredible performance. KS Series was designed for personal or commercial growers who want to optimize their grow space for the maximum crop yield while producing the highest quality crops.
  • FLEXIBLE DIMMING DAISY CHAIN: KS5000 dimmable grow lamp with daisy chain, allows you to connect up to 100 KS5000 grow lights to your commercial growing, horizontal and vertical farming, greenhouse planting, pipeline cultivation, hydroponics, 4x4 grow tent. The built-in dimmer allows you to dial in the perfect PPFD for your plants at all stages of growth. For veg growth, we recommend 75% on the dimmer at a height of 28”. Finally, for flowering, we recommend 100% on the dimmer at a height of 16”.
  • OPTIMAL FULL-CYCLE SPECTRUM & EVEN PAR DISTRIBUTION: Consists of 3000K, 5000K and 660nm, which providing your plants with excellent spectrum, tailored for growing plants from germination, vegetative and flowering applications in indoor environments. KS5000 delivers the perfect PPFD for the best photosynthesis and growth, only consumes 500w perfect light for 4'x4′ coverage. Even intensity across your plants and larger than the competitive fixtures, which result in healthier, more balanced growth.
  • SUPERIOR HEAT DISSIPATION & EASY INSTALLATION: KS5000 features a detachable power supply that can be mounted remotely on the side of a rack or on an adjacent wall to remove heat from your grow space. Large areas of solid aluminum heat sinks help you to achieve the ideal cooling system. Plug-and-play mounting system allows you to easily use.
  • TRULY BEST BACK FOR THE BUCK: We provide 36-Month US Local warranty and 30-day money-back guarantee. Professional guidance, friendly customer service and US local after-sales service provides you with a pleasant shopping experience and helps your plants grow better. Make sure you purchase authentic VIPARSPECTRA grow lights. If you have any questions, please contact us at any time.
Bestseller No. 8
2022 Upgraded MARS HYDRO FC4800 480Watt LED Grow Lights for Indoor Plants 4X4fT 1680Pcs Samsung LM301B OSRAM Diodes with UV IR Full Spectrum Daisy Chain Grow Light 6 Bars Grow Lamps Achieve 2.85umol/J
  • MAXIMIZE YIELDS & CROP QUALITY - MARS HYDRO FC4800 led grow light with 1680 Pcs Samsung LM301B & Osram 660nm Diodes, boast the incredible efficiency 2.85 µmol/J max 3g yield per wattage with 30% higher Average PPFD, achieve 50% higher yield & quality compared with the old lights! Only consumes 480W perfect light for 3x3ft of high-yielding full-cycle growth.
  • FLEXIBLE DIMMING DAISY CHAIN - Prefect as commercial LED grow lights, FC4800 dimmable grow lamp with daisy chain, allows you to connect up to 30 mars grow light to your commercial grow, horizontal and vertical farming, greenhouse planting, pipeline cultivation, hydroponics. Perfect for the mars hydro 4x4grow tent growing the whole cycle.
  • FULL SPECTRUM GROW LIGHT - High-intensity spectrum with enhanced red(3200-4200K,4800-5000k, 650-665nm) is perfect for veg to bloom, to adapt to each phase of the plant cycle. The dimming knob is ideal for growers to adjust the light intensity based on different growing stages.
  • FREE INSTALLATION - Open and use, 6 passive-cooled bars, aluminum heat-sink, fanless zero noise design, offers even & broad canopy coverage, maximizes grow space, flexible 180 degree design, ideal for home & vertical farming commercial growth.
  • 5 YEARS WARRANTY SERVICE - US local repair center makes your purchase worry-free, any problem or question, feel free to contact our customer service first.
SaleBestseller No. 9
2022 Upgraded MARS HYDRO TS 3000 450W LED Grow Light with MeanWell Driver Commercial Grow Daisy Chain Dimmable Full Spectrum Indoor Hydroponic Plant Growing Lamp for 4x4 5x5ft Greenhouse & Tent
  • 2022 UPGRADED HIGHLY-REFLECTIVE HOOD LED LIGHT: The upgraded white reflector design on TS3000 grow light is patented, With a refraction angle of 120°, it can cover a wider reflector range to enhance its light intensity as well as assist plants in absorbing more light. The actual power of TS3000 is 450 watts, while other brand model 3000 is only 300 watts.
  • NEW DIODES LAYOUT & HIGH EFFICIENCY WHITE LED GROW LIGHT : The new diodes arrangement of dense in the middle and sparse on both sides makes the led light more uniform between middle and sides than old arrangement of other brand lights.Perfect for 5' x 5' veg stage, 4' x 4' bloom stage. Over 90% light energy can be absorbed by plants; Higher intensity and more even coverage in a MARS HYDRO grow tent, reflective area, or by crossing over using multiple TS series LED lights.
  • LOW ENERGY CONSUMPTION GROW LIGHTING: Consuming only 450W with 1016 LEDS! Equipped with Newest SMD LED technology to provide highest PAR/LUMEN output, designed to replace a single-ended 450watt HPS; MARS HYDRO TS 3000 Plants Growing lamp can assure a 30% more return than the old HPS/MH lights and saves up to 50% energy than other led grow lights.
  • SUNLIKE FULL SPECTRUM LED INDOOR GROWING LIGHT: 730-740nm Red IR/3200-4200Knm/5200-6800Knm,spectra that makes most light in the 400-700nm waveband, best for all plants all stages growing, rapid plant response from seed to flower and increase yield & crop quality‎.
  • DIMMING & DAISY CHAIN FEATURE GROW LIGHT: Upon an independent dimming button on the external driver,adjustable 0-100% settings adaptation and up to 30 LEDs Light daisy-chained in a group; Especially come with 2 waterproof Mean Well Drivers, Auto sensing power supply works on both 120VAC and 240VAC and 277VAC, suit for Large Rooms and Personal Setups.
Bestseller No. 10
2022 New SONLIPO SPF2000 LED Grow Light 200W 4x4ft Coverage, Use 882pcs Samsung Diodes Sunlike Full Spectrum Veg Bloom Switch Growing Lamps for Indoor Plants Seeding Flower Led Plant Light Fixture
  • 【Lower Running Costs & Higher PPFD】Actual power only 200 watts, High PPFD, up to 1415 μmol/m².s. Comparable to a traditional 600W HPS or CMH light. Save up to 60% on your electricity bill. Using 882pcs of the latest high quality LED technology - Samsung LM281+ diodes, to provide high PAR output, longer lifetime and better light canopy penetration. SPF2000 grow light perfect for 4x4ft vegetable stage, 3x3ft bloom stage.
  • 【VEG & Double BLOOM Switch】Aaccording 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 g/w.
  • 【Full Spectrum Grow Light】Infinitely 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 Dissipation】Solid 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 use】Plug 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.

Take These Factors Into Consideration Before Purchasing Your 4X4 Grow Light

It’s a well-known fact that before making any purchase, we like to gather as much information about it from others who have already purchased or used the product. This is because word of mouth recommendations tend to be more accurate than those given by just one person and can give you an idea on whether something will work for your needs too!

So, you’re wondering if the 4×4 grow light is worth buying? Well don’t worry; there are plenty of online platforms where this product can be purchased. Just open your browser and type in 4×4 grow light followed by any keywords related to what it’s for- we found some great ones that will suit all needs!

While reviews are a great place to start, you should also consider other factors when researching your potential purchase. You should also get the answers to few questions first:

  • How much are you willing to pay for 4×4 grow light?
  • Will the 4×4 grow light be worth buying?
  • Which are the 4×4 grow light available in the market?
  • What are the things you need to check before buying the 4×4 grow light?
  • What will be the way or medium (online or physical store) for buying the 4×4 grow light?
  • What are the advantages of purchasing the 4×4 grow light?

The more information that is available, the better! That’s why we recommend gathering as much knowledge about this subject by looking into other products or researching online so your purchase goes smoothly and without any fuss later on down the road.

How To Select The 4X4 Grow Light

Picking out the perfect 4×4 grow light can be difficult for beginners, but we’re here to help! Consider these factors when choosing your product:

  • Price
  • Brand
  • Function
  • Customer Reviews

It’s always good to have an idea about the product before you buy it.

Advantages Of Buying 4X4 Grow Light From Online Platforms

Online shopping is easier than ever before now with websites like Amazon which offer quick delivery times for your purchases. If this sounds good to you then read on! We’ll go over some reasons why people buy things online as well as what benefits they enjoy from doing so – along with examples too. 

Getting the Best Deals

When you buy from the comfort of your own home, there are many benefits that come along with it. You can save money on shipping fees by ordering online and avoiding any unnecessary taxes too.

Getting a Wide Range of Selection

With a click of your mouse, you can find anything from the latest fashion trends to that hard-to-find item no one else seems to have.

Saving Time

You can order anything anytime without waiting in lines or asking for help from shop assistants and save both time and physical hardships! Plus no more carrying heavy bags all over town – you just enter your shipping info once at home and then wait for it to show up on your doorstep (or desk).

FAQs about Best 4X4 Grow Light

Which 4X4 Grow Light Quality is the Best?

There is no definitive answer when it comes to quality, as it can vary depending on your needs and preferences. However, some products are known for being more durable and long-lasting than others. So if you’re looking for a high-quality option that will last for years, you may want to consider investing in a product that is built to last.

How To Preserve And Prolong The Life Of The 4X4 Grow Light?

There are a few things you can do to help preserve and prolong the life of your 4×4 grow light. First, make sure to keep it in a cool, dry place when not in use. You can also clean it on occasion. If it starts to show any signs of wear and tear, you can replace the coverings or parts as needed. Finally, avoid exposing it to direct sunlight or extreme temperatures, as this can damage the product. By following these simple tips, you can help keep your product in good condition for years to come.

Why Warranties are Important to E-commerce Customers? 

When it comes to choosing a 4×4 grow light, customer service and warranty can be important factors to consider. If something goes wrong with your product, you’ll want to be able to easily get in touch with customer service and have the issue resolved. And if the product has a warranty, you’ll be able to get it repaired or replaced at no cost to you if something does happen to go wrong. So if customer service and warranty are important to you, be sure to look for a product that offers both.

Best Time to Buy 4X4 Grow Light on E-commerce Marketplace?

The best time to buy is typical during the holidays when retailers offer various discounts and deals. However, you can also find good deals throughout the year, so be sure to check regularly for updates. You can also sign up for a membership account, which gives you access to exclusive deals and free shipping on many items. So if you’re looking for the best possible deal, be sure to keep an eye out for sales and specials.

Bottom Line

We all know how expensive it is to buy things, so before you go out and spend your hard-earned money on anything make sure that there’s a need for such an acquisition. It may seem like common sense but we often don’t realize what value our items have until they’re gone–reviewing whether or not this purchase will really serve any purpose can help save unnecessary expense in future purchases.

A couple of messages from our team:

  • Your search for the best 4×4 grow light ends here. We make use of Big Data and AI data to compile this list so it is highly accurate!
  • We spent hours reading reviews and looking at what buyers think about each product so that your buying experience will be satisfying!
  • Visit our site now and take advantage of all the benefits we have in store for you!

 

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