Explore certified heat pump models

Filter every outdoor model in this refrigerant group. Each row’s numbers come from one representative AHRI certification (its best COP at 5°F). Sorting by a rating leaves out models without that rating.

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ExploreData as of Oct 11, 2026updated Oct 11, 2026 · sources

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Duct type: “Ducted (incl. mixed)” lists every model with a ducted or a mixed (multi-zone) certification, since a mixed system can serve ducted heads; “Ductless (incl. mixed)” every model with a ductless or a mixed one. The rankings compare mixed pairings with ductless units. Why

Achazel(remove filter)

3 models

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# · Outdoor model	Size · type	COP@5°F	Cap. 5/47	HSPF2	SEER2	EER2	Btu/h @5°F	Meets	Combos	AHRI ref.
1ACA-2502AAchazelwith ductless indoor unit ACA-2501A	1 ton9,000 Btu/h · Non-ducted	1.75	70%	8.5	19.0	10.0	7,000	CEE 25CEE 26Xcel	1	214584770
2ACA-2504AAchazelwith ductless indoor unit ACA-2503A	1 ton12,000 Btu/h · Non-ducted	1.80	70%	8.5	19.0	10.0	8,600	CEE 25CEE 26Xcel	1	214584771
3ACA-2508AAchazelwith ductless indoor unit ACA-2507A	1.5 tons18,000 Btu/h · Non-ducted	1.80	59%	8.5	19.0	9.4	11,600	None	1	214584772

Download CSV of the matching modelsAll 3 matching models, every page, in this order.