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 9, 2026updated Oct 10, 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

2 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.
1D5CSHAH06AAKViessmann · D5C Serieswith ductless indoor unit D5FSHAH06XAK	0.5 tons6,000 Btu/h · Non-ducted	2.40	110%	14.8	25.7	18.0	7,700	CEE 25CEE 26CEE AdvXcelDOEES CC	2	217178781
2D5CUHAH18AAKViessmann · D5C Serieswith ducted air handler D5FUHAH24XAK	1.5 tons18,000 Btu/h · Ducted	2.12	103%	10.2	19.0	12.5	18,600	CEE 25CEE 26CEE AdvXcelDOEES CC	5	217178772

Download CSV of the matching modelsAll 2 matching models, every page, in this order.