ICF2S26H1LDK ELE BAL (2) 26W CFL (4-PIN) 120-277V KIT. The Advance SmartMate ICF-2S26-H1-LD is an electronic ballast intended for use with (1 or 2) 24 watt compact fluorescent lamps. This programmed start ballast can operate at either 120 or 277 input volts and has a normal ballast factor of 1.0. Also operates CFM32W/GX24q, CFM42W/GX24q, CFQ26W/G24q and FT24W/2G11.