HORTILUX™ e-Start Metal Halide Bulb is a new family of lamps designed for use on electronic/digital ballasts. The starting and operating characteristics of electronic/digital ballasts are different than traditional magnetic core & coil ballasts. These differences allow us to optimize lamp performance over life to improve results in your indoor garden. Hortilux Metal Halide BT37 Large, Universal, 400W E-Start provides optimum spectral energy required for vegetative (non-fruiting) growth.
- Designed for electronic ballasts
- 100% lead free.
- 400 watts covers 4’x4’area
- Initial Lumens: 36,000
- Glass size: BT-37
- Operating position: Universal