Power: 400 watts (High efficiency)
Expected Life Span: 24,000 hours
Lumen: 55,000 lumens
Color Temperature: 2,100K
Contains 30% more blue spectrum.
Best choice for Plants Yield
High output, high luminescence efficiency.
Fit for all standard 400 watts HPS grow light systems
Fit for the Heliophile, such as Rose and Camellia, which grows better at longer sunshine time.
Pass UL and CE Certificate
Warranty: 1 year

Safety Certifications: UL, CE, RoHS
High power 400 watts
Convertable for HPS and MH lamps
Low power consumption
Protection Functions:
-Open circuit protection
-Short circuit protection
-Ignition failure protection
-Over heat protection
Completely silent so no more humming and buzzing
Dimming feature to decrease output and intensity whenever necessary.
Rated Power: 400 watts
Amperage: 3.6Amps @ 120V / 1.8Amps @ 240V
Specified Frequency: 50/60Hz
Working Voltage Range: 120V/240V (240V wire not included)
With a 8-1/3ft. power cord to wall (US standard plug)
Warranty: 3 year

Most cost-efficient design with super performance.
Large aluminum reflector fitting 1,000 watts grow light system reflects most light to your plants.
Re-strike folder above the lamp makes for optimum performance
White powder coat support board so it will never rust
Easy assembly
Reflector Dimensions: 20in.(L) x 20in.(W) x 8in.(H)

Each Yield Lab Grow Light Kit comes with an easy-to-follow installation guide that walks you through setting up and using your brand new grow light. Our 12 Week Indoor Grow Guide will show you how to maintain a healthy indoor grow room including lighting and feeding schedules, pH and PPM levels, and optimal environmental conditions like temperature and humidity.

1x Yield Lab 400W High Pressure Sodium Bulb
1x Yield Lab 400W Digital Dimmable Ballast
1x Yield Lab Extra Large Wing Reflector
1x Ceramic Socket
1x Hanging Ratchet Kit
1x Free Timer