high output UVC, series,used for water treatment,hospital,air purifying etc high output UVC High Output Quartz lamps,it have ozone and free ozone types the Ultroviolet intensity is more than 2 times of normal uv lamps. so very economical,and better choice ModelTubeBF-BFArc lengthPowerCurrentVoltage at 50/60HZVoltage at High FreqUV output at 254nm mmmmmm(W)(A)(V)(V)uW/cm2W GPH436T5L/ ...