9 Watt UV Replacement Bulb For CF-400UV CF-500UV UVP-9 UVCP-9 UVFK-9 9 Watt UV Replacement Bulb For CF-400UV CF-500UV UVP-9 UVCP-9 UVFK-9 Anyray AUVC-9W Suggested replacement every 6-8 months 9 Watt UV-C Germicidal Ultraviolet Replacement Bulb 9W Prevents DNA of germs to reproduce. 9 Watt G23 base UV-C 9watt , 100% Ozone Free Short-wave UV radiation with a peak at 253.7 nm (UVC) for disinfection purposes Products on this Listing are Anyray Brand . Brand Names and Models designations shown on the listing are intended to demonstrate the compatibility Only !!! All Brand Names and Models designations are property of their respective Owners and are Not affiliated with Anyray Brand , AnyrayMall or its products .