Sylvania MH400U 400 Watt clear universal metal halide lamp specifications
- BT37 bulb with mogul base
- Universal operating position
- Glass lens required on fixture
- 4000° Kelvin color temperature for vegatative growth; see spectral image below
- Produces 36,000 initial lumens when operated in a base up position and 32,000 lumens in a horizontal position
- 1-year lamp warranty
