Used in the following models: CB 495, CW 495, CS 495, CB 645, CW 645, CS 645, CB 745, CW 745, CS 745, CB 985, CW 985, Copper Fin CS Parts, CS 985, CB 1255, CW 1255, CS 1255, CB 1435, CW 1435, CS 1435, CB 1795, CW 1795, CS 1795, CB 2065, CW 2065, CS 2065, 501, 991, 1801, 651, 1261, 2071, 751, 1441, EP 150, EP 200, EP 250, EP 300, 502, 652, 752, 992, 1262, 1442, 1802, 2072, CH 750, CF 750, 750, CH 650, CF 650, 650, CH 500, CF 500, 500, CH 400, CF 400, 400, CH 300, CF 300, 300, CH 990, CF 990, CP 990, CH 1260, CF 1260, CP 1260, CH 1440, CF 1440, CP 1440, CH 1800, CF 1800, CP 1800, CH 2070, CF 2070, CP 2070, IB 1500, IW 1500, Intelli-Fin IB 1500-2000, Intelli-Fin IW 1500-2000, IB 1700, IW 1700, IB 2000, IW 2000, CB 497, CW 497, CB 647, CW 647, CB 747, CW 747, CB 987, CW 987, CB 1257, CW 1257, CB 1437, CW 1437, CB 1797, CW 1797, CB 2067, CW 2067, PB 502, PF 502, PB 752, PF 752, PB 1002, PF 1002, PB 1302, PF 1302, PB 1501, PF 1501, PB 1701, PF 1701, PB 2001, PF 2001, EB 150, EW 150, EB 200, EW 200, EB 250, EW 250, EB 300, EW 300, CH 401, 401, CH 501, 501, CH 651, 651, CH 751, 751, CH 402, 402, CH 502, 502, CH 652, 652, CH 752, 752, CH 991, 991, CH 1261, 1261, CH 1441, 1441, CH 1801, 1801, CH 2071, 2071, CH 992, 992, CH 1262, 1262, CH 1442, 1442, CH 1802, 1802, CH 2072, 2072, PB 501, PF 501, PB 751, PF 751, PB 1001, PF 1001, PB 1300, PF 1300, PB 1500, PF 1500, PB 1700, PF 1700, PB 2000, PF 2000, CB 986, CW 986, CB 1256, CW 1256, CB 1436, CW 1436, CB 1796, CW 1796, CB 2066, CW 2066, Pool Heater Parts