HBP/AC - Air Conditioning APPLICATION, R22 Refrigerant, 115V 1 Phase 60Hz / 100V 1 Phase 50Hz 1 HP, Low Start Torque (LST) 11700 BTU Capacity, 0.5" Sweat (1/2" ODF) SUCTION LINE SIZE, 0.3125" DISCHARGE LINE SIZE, Reciprocating Compressor (Model:RKA5512EXA)