LSE Lighting Compatible S600RL-HO UV Bulb for use with SP600-HO, SC-600, SCM-600 Brand: LSE Lighting - Lamp Type: High Output Ultraviolet UV Bulb Wattage: 70W, Base Type: 4pin - Stepped Base Length Approx: 27 1/2" This UV replacement lamp by (LSE Lighting brand) is 100% compatible for use with Sterilight SP600-HO, SC-600, SCM-600 sterilizers. All UV lamps listed are compatible (LSE Lighting brand) UV products. We do not sell Sterilight/R-CAN/Viqua brand lamps. All Sterilight/R-CAN/Viqua brand names, trademarks and logos are property of Sterilight/R-CAN/Viqua respectfully.