Ultra Sun MH -- 400 Watt -- 4.2K

Universal burn position. 4200ºK color temperature. Lamp has good spectral distribution. Emits the bluish and green regions of the light spectrum. Stimulate plant growth more efficiently than any other light source. Ultra Sun lamps are high quality, feature robust construction and have excellent reliability at an economical price. One year warranty.

36,000 Lumens - Glass Size: T-46

For more information about Ultra Sun™ lamps, visit www.ultrasunlamps.com