Genuine Frigidaire main control board (part #5304513797) for refrigerator temperature and cooling system management. This OEM replacement board regulates compressor cycles, defrost timing, and temperature sensors to maintain consistent cooling performance. Compatible with select Frigidaire refrigerator models. Direct replacement for failed or malfunctioning control boards. Installation requires basic electrical knowledge; disconnect power before servicing. Restores full refrigerator functionality when original board fails. Ensures reliable temperature control and extends appliance lifespan.