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10 Best 400 Watt Grow Lights 2024 in the United States
From leading brands and best sellers available on the web.
#2
Spider Farmer
18%OFF
SPIDER FARMER SF4000, Samsung LM301H EVO Led Grow Light, Full Spectrum Plant Grow Light, 450W Dimmable & High Efficiency & Deeper Penetration Commercial Lamps for Seedling Veg & Bloom In 4x4 Grow Tent
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#3
KINGPLUS
20%OFF
2024 Newest KP4000 LED Grow Lights with Yield LEDs 5x5ft Coverage Full Spectrum Grow Lights for Indoor Hydroponic Plants Greenhouse Growing Lamps Veg Bloom Daul Mode
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#4
VIPARSPECTRA
33%OFF
VIPARSPECTRA P1000 LED Grow Light for Seed Starting Vegetables Bloom, Dimmable Plant Lights Dimming Daisy Chain Grow Lights for Indoor Plants Full Spectrum for 3x3/2x2 Grow Tent
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#5
Spider Farmer
44%OFF
Spider Farmer SF1000, Samsung LM301H EVO Led Grow Light, Full Spectrum Plant Grow Light, Dimmable & High Efficiency & Deeper Penetration Lamps for Seed Starting Vegetables Bloom in 2x2/3x3 Grow Tent
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Related Products
Up to 25% off
#6
VIVOSUN
20%OFF
VIVOSUN VS4000 LED Grow Light with Samsung LM301 Diodes & Brand Driver Dimmable Full Spectrum Sunlike Lights with Glasses for Seedling Veg & Bloom Plant Lamp for 4x4/5x5 Tent
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#7
RDJ Bouns
20%OFF
RDJ Bouns 2024 Fresh 400 watt Led Grow Light for 3x3 Grow Tent - Wide Body 4 Bar LM281B+ LEDs and EPI 660nm Full Spectrum Daisy Chain Dimmable Ideal for Indoor Growers
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#8
AGLEX
20%OFF
AGLEX K4000 LED Grow Light, 2024 Upgraded Grow Light with Daisy Chain & Dimmable, Full Spectrum Plant Grow Lights for Hydroponic Indoor Plants Seeding Veg Flower Growing Lamps 5X6 FT Grow Tent
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#9
AGLEX
23%OFF
AGLEX 330W Led Grow Lights, Full Spectrum Grow Light with UV IR, Daisy Chain Foldable & Dimmable Plant Bar Style Grow Light for Indoor Growing Commercial Hydroponic Growing Lamp 3x4 FT Core Coverage
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#10
BESTVA
20%OFF
BESTVA 2024 Upgraded BP2000 LED Grow Light with High Yield Diodes & Dimmable Full Spectrum Plant Light for Indoor Plants Seedling Veg and Bloom Grow Lamp for 4x2/3x3 Grow Tent
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