ASZC18 High-Efficiency Heat Pump

Up to 18 SEER & 9.5 HSPF


Standard Features

  • ComfortNet™ Communications System compatible

  • Two-stage Copeland® UltraTech™ scroll compressor

  • SmartShift™ technology with short-cycle protection

  • Expanded Copeland ComfortAlert™ diagnostics

  • Diagnostic indicator lights and storage of six fault codes

  • Colour-coded terminal strip for non-communicating set-up

  • Factory-installed compressor crankcase heater

  • Factory-installed suction line accumulator

  • Factory-installed coil and ambient temperature sensors

  • Factory-installed bi-flow liquid-line filter dryer

  • Factory-installed high-capacity muffler

  • Factory-installed high- and low-pressure switches

  • Quiet two-speed condenser fan motor

  • AHRI certified; ETL listed


ASZC180361 - Nominal Cooling/Cooling (BTU/h), 35,000
ASZC180481 - Nominal Cooling/Cooling (BTU/h), 47,000
ASZC180601 - Nominal Cooling/Cooling (BTU/h), 57,000


Complete warranty details available at To receive the 10-Year Parts Limited Warranty and Lifetime Compressor Limited Warranty (good for as long as you own your home), online registration must be completed within 60 days of installation. 

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