Best 4X4 Grow Light (2025 Update)

Introducing the AGLEX K2000 LED Grow Light, the upgraded version of the original 2000w grow light. This new model comes with added features, including a daisy chain function that allows you to connect multiple lights (up to 100pcs) and control them simultaneously. This is especially convenient for commercial growers who need to manage a large number of plants.

The K2000 also features a flexible dimmer knob, allowing you to adjust the brightness of the light from 0-100%. This gives you the flexibility to customize the lighting for each phase of your plant's growth, ensuring optimal performance.

One of the standout features of the AGLEX K2000 is its high yield and low cost. Despite consuming only 200 watts of power, this LED grow light delivers an impressive average PPFD of 1746 umol/㎡/s at a maximum coverage of 4x5ft. This makes it an ideal choice for small spaces or for supplementing existing lighting setups. Whether you're growing from seeds to harvest, or nurturing clones, seedlings, or mothers, the K2000 will provide the perfect lighting conditions.

The AGLEX K2000 boasts an optimal full spectrum for indoor plants, consisting of 3000K warm light, 5000K white light, 460nm blue light, 660nm red light, 730nm IR light, and 405nm UV light. This full spectrum closely mimics natural sunlight, providing your plants with all the necessary wavelengths for both vegetative and flowering stages. Additionally, the wide input voltage range of 100-277V makes it compatible with most power sources.

Heat dissipation is a crucial factor in LED grow lights, and the AGLEX K2000 excels in this aspect. The LED light board style and aluminum material help dissipate heat quickly, reducing light loss and increasing light intensity. This not only ensures a longer lifespan for the light but also helps lower your energy bill. Furthermore, the design of this grow light eliminates the need for a fan, creating a quiet working environment that won't disrupt your peace and quiet.

When it comes to value for money, the AGLEX K2000 is hard to beat. It is perfect for a variety of applications, including greenhouses, grow tents, stand racks, and vertical farming. As a testament to the quality and performance of their product, AGLEX offers a standard 3-year warranty and a 30-day no-reason refund policy. Additionally, their customer service team is available 24/7 to assist you with any questions or concerns you may have.

Invest in the AGLEX K2000 LED Grow Light and watch your plants thrive under its powerful and customizable lighting.

The Mars Hydro FC4800 LED grow light is a top-of-the-line product designed to give growers the ultimate control over their plants' growth. With upgraded app-controlled technology, growers can now access their grow light remotely through the Mars Hydro app, allowing them to control the light and schedule growth plans from anywhere at any time. All data and settings are stored and transferred by the OTA technology, ensuring that growers can enjoy a seamless experience.

One of the most impressive features of the FC4800 is its precise configuration and auto-dimming capabilities. The light intensity can be set accurately to match growth schedules, with dimming programs running automatically after configuration. The light also has a Sunrise & Sunset Simulation option, which mimics the natural photoperiod of plants, providing 12-time segments where light levels will rise from 0 to 100% for the first 6 time segments and fall from 100% to 0 for the last 6 time segments.

The FC4800 also boasts a full spectrum and flexible dimming daisy chain. The high-intensity spectrum with enhanced red is perfect for veg to bloom, adapting to each phase of the plant cycle. The dimming knob is ideal for growers to adjust the light intensity based on different growing stages. The FC4800 is a dimmable grow lamp with a flexible dimming daisy chain.

Installation of the FC4800 is free, with an open and use design. The 6 passive-cooled bars, aluminum heat-sink, and fanless zero noise design offer even and broad canopy coverage, maximizing grow space. The flexible 180-degree design makes it ideal for home and vertical farming commercial growth.

The FC4800 is designed to maximize yields and crop quality. With 1680 Pcs Samsung LM301B & Osram 660nm Diodes, it boasts an incredible efficiency of 2.85 µmol/J, achieving 3g yield per wattage with 30% higher Average PPFD. It achieves 50% higher yield and quality compared to old lights, consuming only 480W, making it the perfect light for 3x3ft of high-yielding full-cycle growth.

The YINTATECH 1000W Grow Light is an efficient and high-yielding product that utilizes advanced LED technology for optimal plant growth. With its Samsung LM301B diodes, this grow light delivers powerful light output and uniform canopy penetration, resulting in maximum yields. The energy efficiency of this grow light is also impressive, consuming only 110W with 222 LEDS, making it a cost-effective choice for growers.

One of the standout features of this grow light is its full spectrum light that provides various types of light for different stages of plant growth. The warm white light (3000K) accelerates blooming time, the cool white light (5000K) promotes germination rates, and the red light (660nm) improves plant production. Additionally, the IR 730nm light helps plants grow upward. This grow light delivers uniform natural sunlight to all stages of plant growth, ensuring maximum PAR output at different distances.

The YINTATECH 1000W Grow Light comes with an improved waterproof aluminum cooling heat board that has an effective heat dissipation function and lower ambient heat, preventing the burning or damage of plants. The product is also designed without fans, making it noiseless during operation. Furthermore, the grow light comes with a sunglass at the grow room to protect growers' eyes when the light is on.

The grow light is also designed with a dimmable and separate switch, making it simple to install and adjust brightness without removing the product from the plant tent. The separate switch design makes it a perfect choice for both beginners and professional growers. The grow light is ideal for covering a 2 x 4 ft. area max, allowing the lights to be absorbed better by the plants.

Introducing the 1000 watt LED grow light, designed with the latest technology to provide an efficient and cost-effective solution for indoor gardening enthusiasts. This grow light features 588 high-quality LEDs that consume only 130W at 100% brightness, resulting in higher PPFD and yield. Many experienced growers have verified this result, attesting to its effectiveness.

The LED grow light also comes equipped with a stepless dimmable function that allows growers to adjust the light brightness and output for different growth stages, ensuring that plants receive the optimal amount of light they need. This feature is made possible by a useful knob that serves both as a dimming function and light switch.

This full spectrum LED grow light features 3000K, 5000K, 660nm, UV-IR LEDs, making it an ideal sunlike full spectrum grow light for all growth stages, from seed starting to blooming. This feature is particularly useful for indoor gardening enthusiasts who want to grow a variety of plants with different light requirements.

In addition to its superior functionality, the LED grow light is also designed with a daisy chain function that allows growers to connect multiple lights together using the power cable included in the package. This feature is particularly useful for growers who have more than two lights and only one home socket. The manufacturer recommends using 1PCS CR600 for a 2×2 grow tent, 2PCS CR600 for a 2×4 or 3×3 grow tent, and 4PCS CR600 for a 4×4 grow tent.

Finally, this indoor hanging grow light features a patent-designed quiet built-in fan and high-quality LED board with vents that provide an excellent cooling system. This system ensures the LED’s longer lifespan, thereby saving growers the cost and hassle of frequent replacements.

Looking for a high-quality LED grow light that won't break the bank? Look no further than this 2000 watt LED grow light. With 1176 high-quality LEDs, this light is brighter and more efficient than traditional 2000 watt grow lamps, while consuming only 200 watts of energy. It's perfect for a 3x3ft growing area, with a maximum coverage of 4x4ft.

What really sets this LED grow light apart is its excellent full spectrum. Designed with 3000K, 5000K, 460nm, and 660nm LEDs, it provides your plants with a spectrum of light that's very close to natural sunlight. This means your plants will receive the light they need to grow and thrive.

This LED grow light also features two cultivation modes to help you get the most out of your plants. The full spectrum mode uses nine different bands of LEDs to provide your plants with a true full spectrum of light, just like they would get in natural sunlight. The VEG mode is designed for the growth stage, with 18-24 hours of illumination per day, while the BLOOM mode is designed for the flowering stage, with 12 hours of illumination per day.

One of the best things about this LED grow light is its durable cooling system. Multiple high-speed, mute fans and upgraded aluminum radiators enable the light to work at a temperature of 50°F to 60°F, which is lower than other lamps. This means your plants won't get burned, and you can increase your lighting time to promote plant growth. Plus, the cooling system is super long-lasting, so you won't have to replace the light frequently.

Finally, this LED grow light comes with professional customer service. You'll get three years of professional service and free returns for 90 days, all from a team of experts with over eight years of experience in design, sales, and production. If you have any questions, just contact them and they'll reply within 24 hours to provide you with a satisfactory answer. All in all, this LED grow light is an excellent choice for anyone looking to grow plants indoors.

This product offers unbeatable value with high-quality manufacturing at a low price. The manufacturer owns its own factory, ensuring superior quality and reliability while maintaining affordability. Customers get the best of both worlds – an exceptional product at an unbeatable price.

One of the outstanding features of this plant LED grow light is its extremely large irradiation area. It contains 1152 pieces of the newest high-efficient SMD LEDs, resulting in higher light intensity, less light decay, better energy-saving, and PAR values than ordinary lamp beads. The lamp runs at a lower temperature, which leads to higher energy conversion and longer life.

The dimmable full-spectrum design allows for adjusting the intensity of light according to the needs of plants. It has 704 pieces of 3000K LEDs, 256 pieces of 6000K LEDs, 176 pieces of 660nm red LED, and 16 pieces of IR LEDs.

The plant grow light is equipped with two unique functions: no fans no noise and waterproof function. There is no additional fan, which means zero noise. The plant grow light uses advanced waterproof power supply that is installed outside of the light and is easy to replace. The light board adopts sealing technology, making the whole plant grow light water-resistant. Customers do not need to worry about humid planting environments damaging the plants' light.

The manufacturer provides excellent customer service. They are a professional LED light manufacturer with a strong R&D team and many light testers. The product comes with a 3-year warranty plus a 30-day money-back guarantee. If customers encounter any problems, they can contact the manufacturer, who will provide a completely satisfying reply.

The MARS HYDRO TSW2000 Grow Light has received a significant upgrade for 2023, featuring a highly-reflective hood LED light with a patented white reflector design. This design allows for a refraction angle of 120°, providing a wider reflector range and enhancing light intensity for optimal plant growth. Unlike other brand models with only 200 watts, the TSW2000 boasts an actual power of 300 watts.

The new diodes layout of the TSW2000 ensures a more uniform light distribution between the middle and sides, compared to the old arrangement of other brand lights. This makes it perfect for the 3x3ft bloom stage and 4x4ft veg stage. Over 90% of the light energy can be absorbed by plants, providing higher intensity and more even coverage in a MARS HYDRO grow tent, reflective area, or by crossing over using multiple TS series LED lights.

The MARS HYDRO TSW2000 Grow Light is designed to consume only 300 watts with 704 LEDs, using the newest SMD LED technology to provide the highest PAR/LUMEN output. It is designed to replace a single-ended 450-watt HPS, ensuring a 30% more return than the old HPS/MH lights. Moreover, it saves up to 50% of energy compared to other LED grow lights.

The TSW2000 Grow Light features a sunlike full spectrum LED indoor growing light of 730-740nm Red IR/3200-4200Knm/5200-6800Knm. This spectrum is best for all plants in all stages of growth. It ensures a rapid plant response from seed to flower and increases yield and crop quality.

The dimming and daisy chain feature of the TSW2000 Grow Light is also impressive. It has an independent dimming button on the external driver that can be adjusted to 0-100% settings adaptation. Furthermore, up to 30 LEDs light can be daisy-chained in a group. The auto-sensing power supply works on both 120VAC and 240VAC and 277VAC, making it suitable for large rooms and personal setups.

The TSW2000 Grow Light has a high reflective and noise-free design that makes your growing life easy and quiet. The fanless professional LED grow system design quickly disperses heat with aluminum, reducing light loss to aisles and walls. It increases the light intensity up to 20%, allowing your plants to receive more energy without burning them for maximum growth.

Introducing the Sayhon UV & IR Supplement Bar, a unique and innovative addition to your grow lights setup. This supplement bar features a separate switch for UVA (390nm), IR (730nm), and Blue (460nm) light, which are crucial for increasing yield and crop quality. With the inclusion of these supplementary lights, you can expect higher yields and improved crop quality.

The Sayhon LED grow light boasts high energy efficiency, providing an impressive output of 2.7 umol/J. Compared to older plant lights, this results in a 60% higher yield. This means you can maximize your harvest and get more out of your plants.

Designed to provide a full spectrum of light, the grow light LED mainboard includes Deep Red (660nm), 2700K, and 5000K white light spectrum. This wide range of wavelengths ensures that your plants receive the optimal light they need for every stage of growth, from seed to harvest.

With its dimming design, the indoor grow lights' intensity is adjustable from 5% to 100%. This flexibility allows you to provide your plants with the ideal amount of light at each stage of their development. Please note that the lights cannot be turned off using the dimmer switch.

Sayhon's plant grow light utilizes the latest OSRAM diodes and incorporates their advanced full spectrum technology. This ensures that the spectral output is perfectly tailored to each phase of your plants' growth. You can rest assured that your plants will receive the optimal light they need to thrive.

Equipped with an ideal cooling system, the Sayhon LED grow light features a full coverage 3A+ level aluminum heat sink. This technology effectively lowers temperatures by up to 50°F compared to other brands. As a result, the brightness of the grow light remains at 95%+ even after three years of continuous use.

Setting up the Sayhon LED grow light is a breeze – simply plug it in and you're ready to go. It requires no complicated installation process. With a coverage area of 4'x4' for veg and 3'x3' for flowering, this full spectrum LED grow light is perfect for both home growers and commercial setups.

Experience a quiet and peaceful growing environment with the Sayhon LED grow light. Its silent fanless design eliminates any noise disturbances, making it sleep-friendly. Additionally, the grow light operates on a working voltage range of AC 100~277V, ensuring compatibility with various electrical systems.

Rest easy knowing that the Sayhon Series is backed by a worry-free warranty and friendly service. The OSRAM LED chips and UL Listed Driver guarantee the highest quality and safety standards. With a 36-month local warranty and professional guidance, Sayhon is dedicated to helping you and your plants grow better.

This product offers unbeatable value with high-quality manufacturing at a low price. The company's own factory ensures superior quality and reliability, while maintaining affordability. With this product, customers get the best of both worlds – an exceptional product at an unbeatable price.

The Daisy Chain Dimmable Full Spectrum Design of this grow light allows for the intensity of light to be adjusted according to the needs of the plants. It has 238pcs LED chips, all of which are LM281B LED chips. This technology provides higher light intensity, less light decay, better energy saving, and PAR values. The grow light contains 112pcs 3000K LEDs, 96pcs 6000K LEDs, and 30pcs 660nm red LEDs.

This product also has two unique functions that set it apart from others on the market. The first function is the absence of fans, which eliminates noise pollution. The second function is its waterproof design. The plant grow light uses an advanced waterproof power supply that is installed outside of the light and is easy to replace. The light board also adopts sealing technology, making the whole grow light water-resistant. There is no need to worry about a humid planting environment damaging the plant's light.

This grow light is also energy-efficient. Its actual power is 100 watts, and its light efficacy is up to 2.8 umol/W. The light output PPFD value is 500 umol/m² hanging at 18". The grow light is designed to replace traditional HPS lights, with lower temperatures and more scientifically and energy-efficient technology. This product will enable customers to get a 30% higher yield than HPS lights. It is perfect for a 2x4ft growing area, with higher intensity in a Phlizon mylar grow tent.

The company behind this product is a professional LED light manufacturer with a strong R&D team and many light testers. They offer a 3-year warranty plus a 30-day money-back guarantee. If customers have any problems with the product, they are encouraged to contact the company for a completely satisfying reply.

VIPARSPECTRA has released its newest upgraded P2000 LED grow light, which features a more scientifically designed diode layout that ensures the most uniform PAR map and deepest canopy penetration to maximize plant yields. This grow light is perfect for commercial growing, horizontal and vertical farming, greenhouse planting, and hydroponics.

One of the most notable features of the P2000 is its daisy chain function, which allows you to connect up to 20pcs of these grow lights, making it ideal for larger grow rooms. Additionally, the light features a dimmer knob that allows you to manipulate the brightness level of the light, giving you flexibility in obtaining perfect growth performance for each growing phase.

The P2000 is also incredibly energy-efficient and cost-effective, thanks to its adoption of the newest SMD LED technology. While providing high PAR output and stronger light output, the P2000 consumes only 200W, making it comparable to traditional 400W HPS/MH grow lights. This low energy consumption light is perfect for 4’x3’ vegetative coverage at 24” and 4’x2’ flowering coverage at 20”.

This grow light features an optimal full spectrum light that consists of 660nm of red light, 3000K and 5000K of the white light spectrum, providing your plants with everything they need in the natural sunlight. The P2000 also has superior heat dissipation capabilities, thanks to its fanless design and built-in large areas of solid aluminum heat sinks, which ensures the long lifespan of the light.

Lastly, VIPARSPECTRA offers a worry-free 36-month local warranty with professional guidance to help you and your plants grow better. The P2000 is a plug-and-play product that requires no installation, making it easy to use. Product quality and friendly customer service are always their top priority.