Seer Ratings For Heat Pumps New! Guide

The comment section was a graveyard of warnings they ignored. One friend wrote: “Wait til January.” January arrived with a polar vortex. The thermostat read 28°F outside. The heat pump, which worked so beautifully in summer, began to struggle.

The Martin’s 22 SEER unit had a terrible (Heating Seasonal Performance Factor)—only 8.2. It was a cooling machine that could sort-of heat. For Vermont winters, they needed a cold-climate heat pump with an HSPF above 10 and a low-temperature rating. SEER had nothing to do with it. Act III: The Neighbor’s Counter-Story Across the street lived the Chens. They’d installed a heat pump the same week. Their unit was only 18 SEER —four points lower than Mark’s. seer ratings for heat pumps

| What High SEER Tells You | What High SEER Hides | | :--- | :--- | | Excellent summer cooling efficiency | Nothing about heating performance | | Lower peak electric demand in July | Could mean a weaker, single-stage compressor that struggles in winter | | Qualifies for some energy rebates (summer-focused) | May have terrible HSPF (heating efficiency) | The comment section was a graveyard of warnings they ignored

Dave sighed. “Mark, I told you about HSPF. You wanted the big SEER number.” The heat pump, which worked so beautifully in