Amazon.com: WBM Smart Ultraviolet Germicidal UV Lamp 40Watt, Sterilization with Three-Step Timing- Remote Control for Household Disinfection Living Room Bedroom, Kitchen Hotel, Black : Tools & Home Improvement
UV Ballast for 40 Watt Sentry UV Bulb
40 Watt, GPH843T5L/4P Ultraviolet UV Lamp Bulb 4-pin Base 33" for Aquarium Pond 805552019797 | eBay
Aqua Ultraviolet 40 Watt Compatible UV Light Bulb for Germicidal Water
Pur Part # PUVLQS40H - Pur Whole Home Uv High Output 40-Watt Lamp And Quartz Sleeve Replacement Kit - Water Filtration Parts - Home Depot Pro