Stearns 64423060944Q Coil Kit # 4, 208-230/460V; 60/50hz # 5-66-6409-33 Kit # 4 Coil, 208-230/460 Volt 60 HZ : 190/380 Volt 50 HZ Fits: 48,000; 1-048-151; 55,000; 55,200; 55,500; 55,700; 57,500 Class B Insulation; Includes Plunger Guide, Wire Nut 64423060944Q Genuine Stearns Replacement Part