Embraco NT6215Z1 Refrigeration Compressor R134A 1/2 HP. High Temperature. BtuH capacity ratings based on 130F condensing temperature and listed evaporator temperature. This item replaces: Copeland ART51C1E-IAA Copeland ART51C1EIAA Tecumseh AJA4461YXA Tecumseh AK4460Y Tecumseh AKA4460YXA Embraco T6213Z1 Specifications:: Suction Conn. 5/16in. ODF BtuH Capacity at 20F Evap. 3084. Discharge Conn. 1/4in ODF BtuH Capacity at 30F Evap. 4,095. BtuH Capacity at 40F Evap. 5,253. Start Capacitor: G22-839. Run Capacitor: N/A. Mounting Centers: 8.0in x 4.8in. HP: 1/2. Volts: 115. BtuH Capacity at 45F Evap. 5855. Relay: 9660041180EM. productTemplate.397: MST16AFN-3001. Starting Torque: High.