The Viqua BA-ICE-CM ballast is used in the "PLUS" monitored systems. This electronic ballast fires low pressure high output lamps only. The ballast was designed to have a water-tight case and allows the operator to monitor the system's condition through it's 4 segment LED display. It has a fused solenoid output and a 4-20 mA output as well.Compatible with VP600M, VP950M, SCM-600/740 Professional UV systemsThis controller operates from 100-250V.Note: The power cord is sold separately.