Your cookie preferences
We use cookies to remember your preferences and understand how shoppers use our site, helping us improve your shopping experience.
Read our privacy policyThe ACiQ-42-HPD outdoor heat pump condenser, paired with the ACiQ-42-AHD air handler, is genuinely a variable speed system that uses an inverter-driven compressor; however, it is frequently described as having two stages because it can be wired and controlled by a two-stage thermostat in non-communicating setups.
If you have any further questions, please call us and we will be happy to assist you.