Ultra Sun Metal Halide Bulb, 400 Watts - 10,000 K is no longer available

The Ultra Sun Metal Halide (MH) Blue Enhanced Performance lamps offer extra emphasis in the blue and violet spectrums with Kelvin temperatures of 7,500K and 10,000K. This line of Ultra Sun lamps is exceptional for vegetative growth and for the final fruiting and flowering stages of a plants development.

Ultra Sun lamps are high quality, feature robust construction and have excellent reliability at an economical price. Specifically engineered for horticulture applications; A ceramic insulation plate, a stainless steel armature, and a newly designed proprietary starter allow this lamp to withstand the acoustic resonance and harmonic distortion of high frequency electronic ballasts.