ICM277C Goodman OEM replacement circuit control board for circulating fans in air conditioning units, heat pumps and forced-air systems. Dual function fan delay timer. OFF delay purges ducts of residual air. ON delay allows air to reach the proper comfort level prior to energizing fan.
10-30VAC input voltage. Also known as part # L43-835, B1370735, B1370735-S & ICM277C.