Lennox 66J54 Air Conditioner Transformer.

Replaces 65G51, 51M46, 66J5401, 65G5101, 51M4601.

600 Volts Primary, 24 Volts Secondary, 70 VA, 3.5 Amp.
Breaker for Overcurrent Protection

Works with Models
B24Q2, B24Q3, B24Q3.5, B24Q4, B24Q5, CHA15-511, CHA15-513,CHA16-036, CHA16-048, CHA16-060, CHA16-1603.

Also works with many Allied, Armstrong, Concord, Ducane Units

NOTE: Part 66J54 replaced 65G51, 66J5401, 65G5101 600 Volts Primary, 24 Volts Secondary, 70 VA, 3.5 Amp. Breaker for Overcurrent Protection

Used in Series... CHP15-511,CHP15-513,CHP15-651,CHP15-653,CHP16-1353,CHP16-1853,CHP16-411,CHP16-413,CHP16-510,CHP16-511,CHP16-513,CHP16-651, CHP16-653,CHP16-953,CHP16R-411,CHP16R-511,CHP16R-651,GCS16-036-90,GCS16-048-120,GCS16-048-75,GCS16-060-120,GCS16-060-75, GCS16-072-160,GCS16-090-200,GCS16-120-270,GCS16-1353-270,GCS16-150-270,GCS16-1603-270,GCS16-180-235,GCS16-180-375, GCS16-1853-235,GCS16-1853-330,GCS16-240-235,GCS16-240-375,GCS16-2553-235,GCS16-2553-470,GCS16-2753-235,GCS16-2753-470, GCS16-3003-235,GCS16-3003-470,GCS16-411-100,GCS16-411-50,GCS16-411-75,GCS16-413-100,GCS16-413-50,GCS16-413-75,GCS16-511-125, GCS16-511-75,GCS16-513-125,GCS16-513-75,GCS16-651-125,GCS16-651-75,GCS16-653-125,GCS16-653-75,GCS16-823-135,GCS16-953-200, HS29-180,HS29-240,LCA036H,LCA036H4,LCA036S,LCA042H,LCA042S,LCA048H,LCA048H4,LCA048S,LCA060H,LCA060H4,LCA060S,LCA072H, LCA072H4,LCA072S,LCA088H,LCA088S,LCA090H,LCA090H4,LCA100S,LCA102H,LCA102H4,LCA102S,LCA120H,LCA120H4,LCA120S,LCA150S, LCA156H,LCA180H,LCA180S,LCA210H,LCA210S,LCA240H,LCA240H4,LCA240S,LCA248H2,LCA248H4,LCA300H,LCA300S,LCA360H,LCA360H4, LCB036H,LCB060H,LCB120H,LCB240H,LGA036H,LGA036H4,LGA036S,LGA042H,LGA042S,LGA048H,LGA048H4,LGA048S,LGA060H,LGA060H4,LGA060S, LGA072H,LGA072H4,LGA072S,LGA088H,LGA088S,LGA090H,LGA090H4,LGA100S,LGA102H,LGA102H2,LGA102H4,LGA102S,LGA120H,LGA120H4, LGA120S,LGA150S,LGA156H,LGA180H,LGA180S,LGA210H,LGA210S,LGA240H,LGA240H4,LGA240S,LGA248H2,LGA248H4,LGA300H,LGA300S, LGA360H,LGA360H4,LGH360H4BHG,LGH480H4BHG,LGH600S4BHY,LHA088S,LHA090H,LHA102H2,LHA120H,LHA150S2,LHA180H,LHA240H,LSA180C, LSA240C,SGC120H4,TCA090H2,TCA090S2,TCA102H2,TCA102S2,TCA120H2,TCA120S2,TCA150S2,TGA090H2,TGA090S2,TGA102H2,TGA102S2, TGA120H2,TGA120S2,TGA150S2,THA090S2,THA102S2,THA120S2,THA150S2