ERP ERGP21 Universal Refrigerator Defrost timer. Replaces Frigidaire 5303917634. Defrost timer cycles every 8 hours for 21 minutes - Black body with clear clock cover - Commonly used on refrigerators from Frigidaire, Westinghouse, Gibson and other brands as well. Universal to replace many other brands. - Replaces part numbers 3015909, 5300187484, 5301090474, 5303203657, 5303211680, and 5308006054

THIS IS AN ERP (Exact Replacement Parts) timer. It is an affordable alternative to OEM. Save money without sacrificing reliability.