There are several LED grow lights designed specifically for 4x4 foot grow spaces. These specific grow lights typically use at least 510 watts of power, and spread the light uniformly across the grow space so that even buds on the sides of your tent get enough light to grow large.
Remember that one square foot of grow tent space needs roughly thirty-two watts of real wattage. According to research, a 4 x 4 requires around 512 watts, but the wattage can range from 500 to 650 watts.
Below are two perfect Samsung LED grow light from ECO Farm based on your 4x4 grow tent for your reference：
ECO Farm ECOZ Series 250W/510W/700W/1000W Samsung LM301H Chips LED Grow Light Strips With Separately UV+IR Control
- ECO Farm ECOZ 250W/510W/700W/1000W series light with top-bin Samsung LM301H chips(5000K+3000K)+Osram ssl80 (660nm+730nm)+Refond (395nm), offering all the necessary light effiency to your medicinal plants in whole growth stages - from VEG to Flower
- Adjustable full spectrum 3 channels dimming way, each channel can be controllable separately.
- Passive cooling, no noise operation.
- Higher yields and lower cost: ECO Farm ECOZ series delivers powerful light output and uniform canopy penetration to resulting maximum higher yields.
- 'Plug & play' fast installation design makes your grow way easier with lowest maintenance cost and easy installation, specially big saves on shipping.
- Save 100%-200% on lighting compared to other brands;
- Make you get 30% Higher Yield compare the traditional lamps, Increases revenue with better quality flowers, and higher yield(maximize crop yield by growing vertical);
- High yields and low consumption - 2.9 μmol/j ;
- Reduce HVAC and electricity costs by 50-60%;
- Reflector design with 120 Degree Wide Beam Angle;
- Samsung 301H led grow light pre-assembled, easy to use, just plug and play to offer light your plants;
- Quiet operation, without noise;
- Unique optic lens modules guarantee your outstanding PAR output and strong penetrability;
- 3 Channel Dimmers Switches: VEG , Bloom , UV separately controlled, Freely adjust the lamps according to different growing stages; VEG dimmer to control white light 5000K, one Bloom dimmer to control white light +red light ( 3000K+660nm), and UV dimmer to control UV 395nm;
- Plug & Play design, horticultural can be easier;
- Perfect heat management, cool to touch.
ECO Farm ECOX 480W/600W/800W/1000W Dimmable Samsung 301B Chips High Efficiency LED Grow Light
- ECO Farm ECOX series dimmable three channel dimming light strip is more suitable for indoor plants whole grow stage. The dimmer knob to adjust according to the needs of the plants, in order to obtain perfect growth performance, which enhance high yields to obtain the ideal harvest.
- Easy to install, high energy efficiency with 2.9umol/J
- ECO Farm ECOX light uses full-spectrum white Samsung 301B diodes, 660nm deep red diodes, 730nm IR diodes, 395nm UV diodes, which provides desired needs for plants seedling to harvest growth with full spectrum led grow lights and provides better light-spectrum coverage, maximum PAR output at various distances.
- ECO Farm led grow light makes your home grow life quiet, and this growth lamp used reliable driver and high effective aluminum heat sink to ensure heat dissipation and long lifespan.
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