220 Watt HPS conversion lamp specifications
- Converts 250 watt metal halide grow light fixture to HPS; operates on a M58 metal halide ballast ballast
- BT28 bulb with nickel plated mogul base and ceramic insulator
- Universal operating position
- Excellent for flowering and fruiting growth stages; 25% more blue violet than standard HPS lamps(see spectral image below)
- Produces 25,000 initial lumens
- 25 CRI compared to standard HPS 21 CRI
- 1-year lamp warranty
