Replacement UV Lamp 0.5 GPM for Sterilight SQ-PA/SC1 - S212RL Genuine S212RL VIQUA Lamp - Don't Accept Impostors! Factory Replacement for Guaranteed Performance and Safety 9,000 Hour Lamp Life Compatible with Sterilight VT1, VT1/2, SQ-PA, SQ-PA/2, SC1, SC1/2 UV Systems Viqua UV lamps have a full one-year warranty and have been tested in order to deliver a specific UV intensity in each system that is offered