Maximize fruiting and flowering with a lamp from one of the best-known names in the world!

This 400-watt G.E. PhotoSynthesis Light High Pressure Sodium lamp emits over 56,500 initial lumens at a color temperature of 2,100 kelvins, and boasts a 28,500-hour life rating.

It also features General Electric’s High Xenon-Fill technology, which provides a high level of photosynthesis-stimulating light and radiation.

This lamp is intended for use in sodium systems only.