White-Rodgers 50M56U-843 Universal Single Stage HSI Integrated Furnace Control Kit

Replaces over 230 integrated HSI modules on both 120V/80V ignition applicationsContains: 50M56-843 ignition control module, 21D64-2 ignitor kit, set of interconnect harnesses System diagnostics, with fault recall 3 fan speeds – cool, low heat & high heat speeds (terminal connections) Color-coded thermostat connection