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Two ways to read the same certified data. Switch any time; your choice is remembered on this device.
Check a heat pump’s certified ratings
Type the outdoor unit’s model number from its nameplate, or the AHRI reference number from your quote. You will see its ratings, how it compares with others of its size, and the rebate standards it meets.
Covers heat pumps sold new today (R-454B and R-32 refrigerant). See older R-410A models · Updated
Partial model numbers work. AHRI numbers find the pairing listed for each model.
Ducted, 2 tons: every model, highest efficiency on a 5°f day first
Showing Ducted, 2 tons (21,000–26,999 Btu/h cooling). What size is my system?
- 826KW24XQ29S1DOwith ductless indoor unit KW24XQ29S1DIGree (sold as Kinghome)2 tons · 22,000 Btu/h · DuctlessBelow the middle1.80
- 827KW24XQ29SDOwith ductless indoor unit KW24XQ29SDIGree (sold as Kinghome)2 tons · 22,000 Btu/h · DuctlessBelow the middle1.80
- 828SAP24HP230V1R32AOwith ductless indoor unit SAP24HP230V1R32AHGree2 tons · 22,000 Btu/h · DuctlessBelow the middle1.80
- 829SU-AORAKI24-230/Owith ducted air handler SU-AORAKI24D/IGree (sold as Tosot)2 tons · 22,000 Btu/h · DuctedBelow the middle1.80
- 830TAVCI7H4R24with ductless indoor unit TAVEM7H4R24-SGree (sold as Tosot)2 tons · 22,000 Btu/h · DuctlessBelow the middle1.80
- 831TU36W-FDUwith ducted air handler TCAC24F/NXAGree (sold as Tosot)2 tons · 22,000 Btu/h · DuctedBelow the middle1.80
- 832TW24HAY32A1DOwith ductless indoor unit TW24HAY32A1DIGree (sold as Tosot)2 tons · 22,000 Btu/h · DuctlessBelow the middle1.80
- 833TW24HAY32A1DOCwith ductless indoor unit TW24HAY32A1DICGree (sold as Tosot)2 tons · 22,000 Btu/h · DuctlessBelow the middle1.80
- 834TW24HP32A2DOwith ductless indoor unit TW24HP32A2DIGree (sold as Tosot)2 tons · 22,000 Btu/h · DuctlessBelow the middle1.80
- 835TW24HP32A2DOCwith ductless indoor unit TW24HP32A2DICGree (sold as Tosot)2 tons · 22,000 Btu/h · DuctlessBelow the middle1.80
- 836TWH24AD32AOwith ductless indoor unit TWH24AD32AIGree (sold as Tosot)2 tons · 22,000 Btu/h · DuctlessBelow the middle1.80
- 837VIR24HP230V1R32AOwith ductless indoor unit VIR24HP230V1R32AHGree2 tons · 22,000 Btu/h · DuctlessBelow the middle1.80
- 8381Q24FF2BE**with ductless indoor unit QS24WB2BEHAIER2 tons · 24,000 Btu/h · DuctlessBelow the middle1.80
- 8391Q24RT2BE**with ducted air handler US24MB2BEHAIER2 tons · 24,000 Btu/h · DuctedBelow the middle1.80
- 8403Q24FF2BE**HAIER2 tons · 24,000 Btu/h · DuctlessBelow the middle1.80
- 8413Q24RT2BE**HAIER2 tons · 24,000 Btu/h · DuctlessBelow the middle1.80
- 842GHO24H52ACXL05with ducted air handler GHA24H52ACXL05HAVELLS2 tons · 24,000 Btu/h · DuctedBelow the middle1.80
- 843AUWR-24U3RJ1with ducted air handler AUH-24UX3RFH1Hisense2 tons · 24,000 Btu/h · DuctedBelow the middle1.80
- 844**AESHV8T2421BAwith ducted air handler **AEAMPVT24D21BAIWAE2 tons · 24,000 Btu/h · DuctedBelow the middle1.80
- 845KAHU-24IR32HS15Pwith ducted air handler KAHU-24IR32HS15PKANIONco2 tons · 24,000 Btu/h · DuctedBelow the middle1.80
- 846KAHU-24IR454BHS18Pwith ducted air handler KAHU-24IR454BHS18PKANIONco2 tons · 24,000 Btu/h · DuctedBelow the middle1.80
- 847A-KXP24TA-1with ducted air handler KXP18/24A1AKerr2 tons · 24,000 Btu/h · DuctedBelow the middle1.80
- 848GLZS4MA2410A*with ducted air handler AMST24BU1300ALegacy Systems2 tons · 23,800 Btu/h · DuctedBelow the middle1.80
- 849HP19V24S1Awith ducted air handler AH19X24S1ALennox (sold as Comfort-Aire)2 tons · 24,000 Btu/h · DuctedBelow the middle1.80
- 850HP19V24S1A-CYwith ducted air handler AH19X24S1A-CYLennox (sold as Comfort-Aire)2 tons · 24,000 Btu/h · DuctedBelow the middle1.80
These are certified test ratings, not a recommendation for your home. The right size comes from a load calculation by a contractor.
What size is my system?
Tons and Btu
A heat pump’s size is its rated cooling output, in Btu per hour. Installers talk in tons: one ton is 12,000 Btu per hour, so a 3-ton unit is about 36,000.
Where to find yours: the nameplate sticker on the outdoor unit lists the model number. Many model numbers include the size in thousands of Btu, such as 24 (2 tons), 36 (3 tons) or 48 (4 tons). Your quote or AHRI certificate also lists it. Look up a model number
These are certified test ratings, not a recommendation for your home. The right size comes from a load calculation by a contractor.
Size classes used here
- Up to 1.5 tonsunder 21,000 Btu/h
- 2 tons21,000–26,999 Btu/h
- 2.5–3 tons27,000–38,999 Btu/h
- 3.5–4.5 tons39,000–56,999 Btu/h
- 5 tons and up57,000 Btu/h and up
The advanced view lists every model with filters for brand, standard, size and type, sortable by any rating.
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