Sunmaster M400W.U37.CDX 400 Watt 6000K enhanced Blue Spectrum horizontal metal halide lamp
- BT37 bulb with nickel plated mogul base
- Operates on a standard M59 400W metal halide ballast
- Universal operating position
- Glass lens required on fixture
- Cool Deluxe Blue Spectrum metal halide bulb (produces 30,000 initial lumens for enhanced vegetative growth stages) - see Spectral Chart below
- PAR Watts: 110
- 15,000 hour rated life
- 1-year lamp warranty