Fluorescent Lamp Starter, Lamp Watts 4, 6, 8, Standard, FS-5, Number of Pins 2, Size Medium, Replacement For S2, FS-5, Contains Humidity Resistant Ceramic Condenser, Ceramic Condenser, Standards Meet the IEC 15S, UL, Leviton Starters Contain Humidity, Includes Circuit Breaker Fluorescent StartersCeramic condensers are humidity-resistant.Meet the IEC 15S standard as established by UL.