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

ULTRA MAXI AIR(remove filter)

4 models

Sorted by manufacturer and model.

Page 1 of 1
# · Outdoor model	Size · type	COP@5°F	Cap. 5/47	HSPF2	SEER2	EER2	Btu/h @5°F	Meets	Combos	AHRI ref.
1LSAB-12HRDN1ULTRA MAXI AIRwith ductless indoor unit LSAB-12HRDN1	1 ton12,000 Btu/h · Non-ducted	1.68	45%	9.1	21.4	10.8	5,400	None	1	205725745
2LSAB-12HRDN1BULTRA MAXI AIRwith ductless indoor unit LSAB-12HRDN1B	1 ton12,000 Btu/h · Non-ducted	1.91	40%	8.7	20.8	10.3	4,800	None	1	205788536
3LSAB-18HRDN1ULTRA MAXI AIRwith ductless indoor unit LSAB-18HRDN1	1.5 tons18,000 Btu/h · Non-ducted	2.18	64%	8.7	19.0	10.5	12,050	CEE 25	1	205725746
4NE-T52-ULTRA12EULTRA MAXI AIRwith ductless indoor unit NE-T52-ULTRA12I	1 ton12,000 Btu/h · Non-ducted	1.68	45%	9.1	21.4	10.8	5,400	None	1	214609256

Download CSV of the matching modelsAll 4 matching models, every page, in this order.