Universal hot surface ignition Integrated Furnace Control (IFC), replaces multiple single-stage field-installed hot surface IFC supplied by White Rodgers and UTEC. Uses 120-volt (AC) Ignitor. Includes instructions and special wire harnesses for easy replacement. Main burner ignition using 120-volt hot surface Ignitor. Flame rectification circuit to monitor flame presence. Monitoring of system pressure switch, high temperature limit, and rollout functions. Appliance operation/safety requirements controlled via microprocessor. Control of standard induction-type circulating fan motor (based on appliance requirements), in response to conventional low voltage or EnviraCOM™ thermostat. LED system status, performance and diagnostic indication. Wire harnesses provided for simple replacement of most IFCs and integration with most heating and cooling appliances. Twinning capability. EnviraCOM™ communication capability to enable local and/or remote system status, diagnostics troubleshooting, and HVAC system control.