Highest COP at 5°F
3.70
RHP15048B21 · YorkAlso sold as Champion Heating and Cooling THF2B48T21Size class: Ducted, 3.5–4.5 tonsAHRI 213612208 · sold as GUARDIAN
York RHP15048B21 is rated 3.70 COP at 5°F on AHRI certification 213612208 (ducted, 3.5–4.5 tons), also sold as CHAMPION HEATING AND COOLING THF2B48T21, the highest among 3,711 ranked models with this rating. Next best from another manufacturer: Trane 4A6C7048A3 at 3.60.
Highest capacity retention at 5°F
160%
WDLCURAH18ABK · CarrierSize class: Ducted, up to 1.5 tonsAHRI 212984768 · sold as GRANDAIRE
Carrier WDLCURAH18ABK is rated 160% capacity retention at 5°F on AHRI certification 212984768 (ducted, up to 1.5 tons), the highest among 3,729 ranked models with this rating. Next best from another manufacturer: Fujitsu AOU9RLFF at 158%.
Highest HSPF2
15.0
38MPRBQ09AA3 · CarrierAlso sold as Midea 38MPRBQ09AA3, Midea DLCPRBH09AAK, MDV MOX430-09HFN1-MZG5W, Arcoaire DLCPRBH09AAKSize class: Non-ducted, up to 1.5 tonsAHRI 213214827
Carrier 38MPRBQ09AA3 is rated 15.0 HSPF2 on AHRI certification 213214827 (non-ducted, up to 1.5 tons), also sold as MIDEA 38MPRBQ09AA3, MIDEA DLCPRBH09AAK, MDV MOX430-09HFN1-MZG5W, ARCOAIRE DLCPRBH09AAK, the highest among 4,295 ranked models with this rating. Next best from another manufacturer: Midea MOX430-12HFN1-MZ60W at 14.5.
Highest SEER2
33.1
AOUG09LZAS1 · FujitsuSize class: Non-ducted, up to 1.5 tonsAHRI 204740066
Fujitsu AOUG09LZAS1 is rated 33.1 SEER2 on AHRI certification 204740066 (non-ducted, up to 1.5 tons), tied for the highest among 4,296 ranked models with this rating (4 models share it; the earliest certification is listed). Next best from another manufacturer: Rheem RO1HGZ09AJ1S at 33.1.
Highest EER2
19.1
NAXSPH06B112A* · Mitsubishi ElectricSize class: Non-ducted, up to 1.5 tonsAHRI 206195819 · sold as American Standard / Mitsubishi Electric
Mitsubishi Electric NAXSPH06B112A* is rated 19.1 EER2 on AHRI certification 206195819 (non-ducted, up to 1.5 tons), tied for the highest among 4,295 ranked models with this rating (5 models share it; the earliest certification is listed). Next best from another manufacturer: Fujitsu AOUG09LZAS1 at 18.0.
Highest heating capacity at 5°F
96,220 Btu/h
38MURAQ60AB3* · CarrierAlso sold as Grandaire WDLCURAH60ABKSize class: Ducted, 3.5–4.5 tonsAHRI 211289628 · sold as BRYANT HEATING AND COOLING SYSTEMS
Carrier 38MURAQ60AB3* is rated 96,220 Btu/h heating capacity at 5°F on AHRI certification 211289628 (ducted, 3.5–4.5 tons), also sold as GRANDAIRE WDLCURAH60ABK, the highest among 3,730 ranked models with this rating. Next best from another manufacturer: Trane 4TWV0X60A1 at 61,500 Btu/h.