waterheaterspecs

Heat-pump water heaters, 70 gallons and up

The 70-gallon-and-up group holds 180 certified model numbers in 35 rating sets, from 45 brands. The highest first-hour rating among heat-pump water heaters, 134 gal, belongs to SanCO2 GS5-45HPC HP + ECO-119GLBK. GE Profile PH80S10BNY01 has the highest UEF of all 58 high-draw heat-pump sets on the list, 4.50, tied with 1 set listed elsewhere. Of the group’s model numbers, 51% were certified in 2026, the smallest share of the five heat-pump groups on this site. The tallest heat-pump tank listed, 92 in, is A. O. Smith HPTV-80 2.

Certified models as of October 27, 2026 · Open these sets in the Heater finder

First-hour rating against rated volume, this group against the rest of the heat-pump list

70 gal and upOther heat-pump sets

First-hour rating, gal

First-hour rating against rated volume, this group against the rest of the heat-pump list40608010012014030405060708090100110120Rated volume, gal1×1.5×A. O. Smith CAHP-40 2A. O. Smith CAHP-50 2A. O. Smith CAHP-66 2A. O. Smith FPTU-50 1A. O. Smith FPTU-66 1A. O. Smith HP1050H45DV 1A. O. Smith HPACO-45 1+AXST-50LBTTP 1A. O. Smith HPACO-45 1+AXST-50T 1A. O. Smith HPACO-45 1+AXST-66 1A. O. Smith HPS10-50H45DV 2A. O. Smith HPS10-66H45DV 2A. O. Smith HPTU-66CTA 1A. O. Smith HPTV-50 2A. O. Smith HPTV-66 2American Standard ASHPWH-40American Standard ASHPWH-50American Standard ASHPWH-65Arctic Arctic-HP-Hot Water-KA06-50Ariston ARIHPWH-40-TAriston ARIHPWH-50-TAriston ARIHPWH-65-TBradford White RE2H50S-Bradford White RE2H65T-Bradford White RE2HP50-1NCTTBradford White RE2HP65-1NCTTCarnot Labs N51Eco-Logical OMNI-50HP1-1AEco-Logical OMNI-50HP2-1AFriedrich PROH40 T2 FD310BMFriedrich PROH50 T2 FD310BMFriedrich PROH65 T2 FD310BMGE Profile PF40S10FPY01GE Profile PF50S10FPY01GE Profile PF65S10FPY01GE Profile PH40S10BPY01GE Profile PH50S10BNY01GE Profile PH50S10BPY01GE Profile PH65S10BNY01GE Profile PH65S10BPY01Giant GTHPCO-45 1+GTXST-50S 1Gree GRS-3.0Pd/TD50GANhA-DGree GRS-3.0Pd/TD70GANhA-DLG APHWC501DLG APHWC502DMidea CAN3-RSJ-15/190RDVN3-L3Midea CAN3-RSJ-15/190RDVN3-L4Midea CAN3-RSJ-15/250RDVN3-L3Midea CAN3-RSJ-15/250RDVN3-L4Navien NWP500S050AUMBNavien NWP500S065AUMBRheem PROPH40 T0 RH120-MRheem PROPH40 T2 RH375-15Rheem PROPH40 T2 RH375-30Rheem PROPH50 T0 RH120Rheem PROPH50 T0 RH120-MRheem PROPH50 T2 RH375-15Rheem PROPH50 T2 RH375-30Rheem PROPH65 T0 RH120-MRheem PROPH65 T2 RH375-15Rheem PROPH65 T2 RH375-30Rinnai REHP50SanCO2 GS5-45HPC HP + ECO-43SSAQBSmart Solar SSG2-ES 65Vaughn Thermal ME50HPTVaughn Thermal ME65HPTVaughn Thermal MP55FHPTRheem PROPH80 T2 RH375-30Midea CAN3-RSJ-15/300RDVN3-L3A. O. Smith HPACO-45 1+AXST-80 1A. O. Smith HP1080H45DV 1Friedrich PROH80 T2 FD310BMRheem PROPH80 T0 RH120-MA. O. Smith CAHP-80 2Rheem PROPH80 T2 RH375-15A. O. Smith HPS10-80H45DV 2A. O. Smith HPTV-80 2Midea CAN3-RSJ-15/300RDVN3-L4A. O. Smith FPTU-80 1Vaughn Thermal ME120HPTVaughn Thermal ME80HPTLG APHWC801DLG APHWC802DRinnai REHP80American Standard ASHPWH-80Arctic Arctic-HP-Hot Water-KA06-80Ariston ARIHPWH-80-TBradford White RE2H80T-Bradford White RE2HP80-1NCTTReclaim Energy MP120F-RCReclaim Energy MP80F-RCSanCO2 GS5-45HPC HP + ECO-119GLBKSanCO2 GS5-45HPC HP + ECO-83SSAQBEco-Logical OMNI-80HP2-1AGE Profile PF80S10FPY01GE Profile PH80S10BNY01GE Profile PH80S10BPY01Navien NWP500S080AUMBSmart Solar SSG2-ES 120Smart Solar SSG2-ES 80Vaughn Thermal MP120FHPTVaughn Thermal MP80FHPTSanCO2 GS5-45HPC HP + ECO-119GLBK
First-hour rating against rated volume, this group against the rest of the heat-pump list406080100120140306090120Rated volume, galA. O. Smith CAHP-40 2A. O. Smith CAHP-50 2A. O. Smith CAHP-66 2A. O. Smith FPTU-50 1A. O. Smith FPTU-66 1A. O. Smith HP1050H45DV 1A. O. Smith HPACO-45 1+AXST-50LBTTP 1A. O. Smith HPACO-45 1+AXST-50T 1A. O. Smith HPACO-45 1+AXST-66 1A. O. Smith HPS10-50H45DV 2A. O. Smith HPS10-66H45DV 2A. O. Smith HPTU-66CTA 1A. O. Smith HPTV-50 2A. O. Smith HPTV-66 2American Standard ASHPWH-40American Standard ASHPWH-50American Standard ASHPWH-65Arctic Arctic-HP-Hot Water-KA06-50Ariston ARIHPWH-40-TAriston ARIHPWH-50-TAriston ARIHPWH-65-TBradford White RE2H50S-Bradford White RE2H65T-Bradford White RE2HP50-1NCTTBradford White RE2HP65-1NCTTCarnot Labs N51Eco-Logical OMNI-50HP1-1AEco-Logical OMNI-50HP2-1AFriedrich PROH40 T2 FD310BMFriedrich PROH50 T2 FD310BMFriedrich PROH65 T2 FD310BMGE Profile PF40S10FPY01GE Profile PF50S10FPY01GE Profile PF65S10FPY01GE Profile PH40S10BPY01GE Profile PH50S10BNY01GE Profile PH50S10BPY01GE Profile PH65S10BNY01GE Profile PH65S10BPY01Giant GTHPCO-45 1+GTXST-50S 1Gree GRS-3.0Pd/TD50GANhA-DGree GRS-3.0Pd/TD70GANhA-DLG APHWC501DLG APHWC502DMidea CAN3-RSJ-15/190RDVN3-L3Midea CAN3-RSJ-15/190RDVN3-L4Midea CAN3-RSJ-15/250RDVN3-L3Midea CAN3-RSJ-15/250RDVN3-L4Navien NWP500S050AUMBNavien NWP500S065AUMBRheem PROPH40 T0 RH120-MRheem PROPH40 T2 RH375-15Rheem PROPH40 T2 RH375-30Rheem PROPH50 T0 RH120Rheem PROPH50 T0 RH120-MRheem PROPH50 T2 RH375-15Rheem PROPH50 T2 RH375-30Rheem PROPH65 T0 RH120-MRheem PROPH65 T2 RH375-15Rheem PROPH65 T2 RH375-30Rinnai REHP50SanCO2 GS5-45HPC HP + ECO-43SSAQBSmart Solar SSG2-ES 65Vaughn Thermal ME50HPTVaughn Thermal ME65HPTVaughn Thermal MP55FHPTRheem PROPH80 T2 RH375-30Midea CAN3-RSJ-15/300RDVN3-L3A. O. Smith HPACO-45 1+AXST-80 1A. O. Smith HP1080H45DV 1Friedrich PROH80 T2 FD310BMRheem PROPH80 T0 RH120-MA. O. Smith CAHP-80 2Rheem PROPH80 T2 RH375-15A. O. Smith HPS10-80H45DV 2A. O. Smith HPTV-80 2Midea CAN3-RSJ-15/300RDVN3-L4A. O. Smith FPTU-80 1Vaughn Thermal ME120HPTVaughn Thermal ME80HPTLG APHWC801DLG APHWC802DRinnai REHP80American Standard ASHPWH-80Arctic Arctic-HP-Hot Water-KA06-80Ariston ARIHPWH-80-TBradford White RE2H80T-Bradford White RE2HP80-1NCTTReclaim Energy MP120F-RCReclaim Energy MP80F-RCSanCO2 GS5-45HPC HP + ECO-119GLBKSanCO2 GS5-45HPC HP + ECO-83SSAQBEco-Logical OMNI-80HP2-1AGE Profile PF80S10FPY01GE Profile PH80S10BNY01GE Profile PH80S10BPY01Navien NWP500S080AUMBSmart Solar SSG2-ES 120Smart Solar SSG2-ES 80Vaughn Thermal MP120FHPTVaughn Thermal MP80FHPTSanCO2
Each circle is one rating set; filled circles grow with the number of model numbers. Dashed lines mark first-hour output of 1× and 1.5× the rated volume.

Every rating set

Grouped by the DOE draw pattern each UEF was tested at (why).

Heat-pump rating sets by draw pattern
Rating setRated volumeFirst-hour ratingUEFEnergyRefrigerantLow cut-off
High draw pattern33 of the 58 high-draw heat-pump sets
GE Profile PH80S10BNY01
Show 1 model number
  • GE Profile PH80S10BNY01
80 gal101 gal4.501,102 kWh/yrR-1234yf35 °F
GE Profile PH80S10BPY01
Show 1 model number
  • GE Profile PH80S10BPY01
80 gal101 gal4.401,127 kWh/yrR-1234yf35 °F
Arctic Arctic-HP-Hot Water-KA06-80Also listed as Phnix
Show 2 model numbers
  • Arctic Arctic-HP-Hot Water-KA06-80
  • Phnix KA06-80
71 gal81 gal4.141,199.7 kWh/yrR-134anot listed
Eco-Logical OMNI-80HP2-1A
Show 1 model number
  • Eco-Logical OMNI-80HP2-1A
74 gal82 gal4.111,206 kWh/yrR-513A5 °F
Ariston ARIHPWH-80-TAlso listed as Lennox
Show 2 model numbers
  • Ariston ARIHPWH-80-T
  • Lennox WHHP080T45MD240S****
74 gal88 gal4.101,210 kWh/yrR-513A35 °F
LG APHWC802D
Show 3 model numbers
  • LG APHWC802D, APHWC802L, APHWC802M
72 gal91 gal4.101,210 kWh/yrR-134a23 °F
Rheem PROPH80 T2 RH375-30Also listed as Friedrich, Richmond, Ruud
Show 20 model numbers
  • Friedrich PROH80 T2 FD400-30, PROH80 T2 FD400-SO, PROH80 T2 FD400-Z30
  • Rheem PROPH80 T2 RH375-30, PROPH80 T2 RH400-30, PROPH80 T2 RH400-SO, PROPH80 T2 RH400-Z30, XE80T10H45U1, XE80T10HS45U0, XE80T10HS45U1, XE80T10HZ45U1
  • Richmond 10E80-HP530, 10E80-HP5U30, 10E80-HP5US30, 10E80-HP5UZ30
  • Ruud PROUH80 T2 RU375-30, PROUH80 T2 RU375-SO, PROUH80 T2 RU400-30, PROUH80 T2 RU400-SO, PROUH80 T2 RU400-Z30
72 gal87 gal4.071,213 kWh/yrR-1234yf, R-134a37 °F
Navien NWP500S080AUMB
Show 1 model number
  • Navien NWP500S080AUMB
74 gal85 gal4.051,265 kWh/yrR-134a41 °F
American Standard ASHPWH-80Also listed as Ariston
Show 2 model numbers
  • American Standard ASHPWH-80*****
  • Ariston ARIHPWH-80
73 gal87 gal4.011,238 kWh/yrR-134a35 °F
Bradford White RE2HP80-1NCTTAlso listed as Jetglas
Show 2 model numbers
  • Bradford White RE2HP80**-1NCTT
  • Jetglas RE2HP80*-1NCTT
75 gal88 gal4.001,240 kWh/yrR-134a37 °F
Midea CAN3-RSJ-15/300RDVN3-L3Also listed as 1HVAC, ACIQ, Alsetria, Bosch, Custom Comfort, DIYCOOL, Eco-Air, Eco-Logical, Gridless, Kepler, Novair, PolarWave, Stealth, stream33
Show 19 model numbers
  • 1HVAC ACIQ-80G-HP-WH
  • ACIQ ACIQ-80G-HP-WH
  • Alsetria HPWH-80G
  • Bosch TR7000T - 80US
  • Custom Comfort CCOHPWH80A
  • DIYCOOL ACIQ-80G-HP-WH
  • Eco-Air HPWH - 80G
  • Eco-Logical ECO-80HPM1A
  • Gridless AYHW80G
  • Kepler AZMCHW-80VN3A
  • Midea CAN3-RSJ-15/300RDVN3-L3, MAHW-80VN3A, MAWH80D2AKH, MCHW-80VN3A, US3-RSJ-15/300RDVN3-L3
  • Novair TCL-80GL-R134A
  • PolarWave ACIQ-80G-HP-WH
  • Stealth ACIQ-80G-HP-WH
  • stream33 S33-HPWH80
74 gal91 gal4.001,240 kWh/yrR-134a37.4 °F
Midea CAN3-RSJ-15/300RDVN3-L4Also listed as Rinnai
Show 6 model numbers
  • Midea CAN3-RSJ-15/300RDVN3-L4, MAHW-80VN3B, MCHW-80VN3B, US3-RSJ-15/300RDVN3-L4
  • Rinnai REHP80CW, REHP80W
75 gal91 gal4.001,230 kWh/yrR-134a37.4 °F
Rinnai REHP80
Show 3 model numbers
  • Rinnai REHP80, REHP80BM, REHP80C
75 gal91 gal4.001,225 kWh/yrR-134a37.4 °F
LG APHWC801D
Show 3 model numbers
  • LG APHWC801D, APHWC801L, APHWC801M
72 gal94 gal3.901,272 kWh/yrR-134a23 °F
A. O. Smith CAHP-80 2Also listed as American, Lochinvar, Reliance, State
Show 9 model numbers
  • A. O. Smith CAHP-80 2**, HPA10-80H45DV 2**, HPTA-80 2**
  • American HPA10280H045DV 2**
  • Lochinvar CHPA-80 2**, HPPA080KD 2**
  • Reliance 10-80-DHPTA 2**
  • State CSHP-80 2**, HPAX-80-DHPT 2**
81 gal95 gal3.881,279 kWh/yrR-134a37 °F
A. O. Smith HPS10-80H45DV 2Also listed as American, Lochinvar, Reliance, State
Show 7 model numbers
  • A. O. Smith HPS10-80H45DV 2**, HPSN10-80H45DV 2**, HPTS-80 2**
  • American HPS10280H045DV 2**
  • Lochinvar HPSA080KD 2**
  • Reliance 10-80-DHPTS 2**
  • State HPSX-80-DHPT 2**
82 gal95 gal3.881,279 kWh/yrR-134a37 °F
A. O. Smith HPACO-45 1+AXST-80 1Also listed as American, GSW, Giant, John Wood, Lochinvar, Reliance, State
Show 18 model numbers
  • A. O. Smith HPACO-45 1**+AXST-80 1**, HPACO-45 1**+AXST-80TTP 1**, HPACO-45C 1**+AXST-80C 1**, HPACO-45C 1**+AXST-80CTTP 1**
  • American MHPCO-45 1**+MXST-80 1**, MHPCO-45 1**+MXST-80TTP 1**
  • GSW GHPCO-45 1**+GXST-80 1**, GHPCO-45 1**+GXST-80TTP 1**
  • Giant GTHPCO-45 1**+GTXST-80 1**, GTHPCO-45 1**+GTXST-80TTP 1**
  • John Wood JWHPCO-45 1**+JWXST-80 1**, JWHPCO-45 1**+JWXST-80TTP 1**
  • Lochinvar LHPCO-45 1**+LXST-80 1**, LHPCO-45 1**+LXST-80TTP 1**
  • Reliance RHPCO-45 1**+RXST-80 1**, RHPCO-45 1**+RXST-80G 1**
  • State SHPCO-45 1**+SXST-80 1**, SHPCO-45 1**+SXST-80G 1**
73 gal95 gal3.801,306 kWh/yrR-744not listed
Reclaim Energy MP80F-RCAlso listed as Vaughn Thermal
Show 2 model numbers
  • Reclaim Energy MP80F-RC
  • Vaughn Thermal MP80F-RC
80 gal98 gal3.801,273 kWh/yrR-744−13 °F
SanCO2 GS5-45HPC HP + ECO-83SSAQBLowest compressor cut-off of the 90 heat-pump sets that report one, tied with 1 other
Show 2 model numbers
  • SanCO2 GS5-45HPC HP + ECO-83SSAQB, GS5-45HPC-D HP + ECO-83SSAQB
83 gal121 gal3.801,313 kWh/yrR-744−26 °F
Reclaim Energy MP120F-RCAlso listed as Vaughn Thermal
Show 2 model numbers
  • Reclaim Energy MP120F-RC
  • Vaughn Thermal MP120F-RC
119 gal121 gal3.751,296 kWh/yrR-744−13 °F
SanCO2 GS5-45HPC HP + ECO-119GLBKLowest compressor cut-off of the 90 heat-pump sets that report one, tied with 1 other
Show 2 model numbers
  • SanCO2 GS5-45HPC HP + ECO-119GLBK, GS5-45HPC-D HP + ECO-119GLBK
119 gal134 gal3.721,333 kWh/yrR-744−26 °F
Bradford White RE2H80T-Also listed as Jetglas
Show 2 model numbers
  • Bradford White RE2H80T*-*****
  • Jetglas RE2H80T*-*****
75 gal88 gal3.591,382 kWh/yrR-134a35 °F
Friedrich PROH80 T2 FD310BMAlso listed as Rheem, Ruud
Show 12 model numbers
  • Friedrich PROH80 T2 FD310BM, PROH80 T2 FD310UM, PROH80 T2 FD350BM, PROH80 T2 FD350UM
  • Rheem PRO H80 T2 RH310BM, PRO H80 T2 RH310UM, PROUH80 T2 RH350BM, PROUH80 T2 RH350UM
  • Ruud PRO H80 T2 RU310BM, PRO H80 T2 RU310UM, PROUH80 T2 RU350BM, PROUH80 T2 RU350UM
72 gal87 gal3.501,303 kWh/yrR-134a37 °F
GE Profile PF80S10FPY01
Show 1 model number
  • GE Profile PF80S10FPY01
80 gal94 gal3.501,417 kWh/yrR-1234yf35 °F
Vaughn Thermal MP120FHPT
Show 1 model number
  • Vaughn Thermal MP120FHPT
119 gal115 gal3.501,418 kWh/yrR-134a35 °F
Vaughn Thermal MP80FHPT
Show 1 model number
  • Vaughn Thermal MP80FHPT
80 gal86 gal3.501,375 kWh/yrR-134a35 °F
Vaughn Thermal ME80HPTAlso listed as Hubbell, Noritz
Show 4 model numbers
  • Hubbell ME80HPT
  • Noritz NHP80
  • Vaughn Thermal ME80HPT, ME80HPT-CN
74 gal86 gal3.481,424 kWh/yrR-134a35 °F
Rheem PROPH80 T0 RH120-MAlso listed as Friedrich, Richmond, Ruud
Show 10 model numbers
  • Friedrich PROH80 T0 FD120-M, PROH80 T0 FD120-MSO
  • Rheem PROPH80 T0 RH120-M, PROPH80 T0 RH120-MSO, XE80T10HM00U0, XE80T10HMS00U0
  • Richmond 10E80-HP120M, 10E80-HP120MS
  • Ruud PROUH80 T0 RU120-M, PROUH80 T0 RU120-MSO
72 gal84 gal3.461,403 kWh/yrR-134a37 °F
A. O. Smith FPTU-80 1Also listed as American, Reliance, State, U.S. Craftmaster
Show 5 model numbers
  • A. O. Smith FPTU-80 1**
  • American HPHE6280H045DV 1**
  • Reliance 6-80-DHPHT 1**
  • State HP6-80-DHPT 1**
  • U.S. Craftmaster HPHE2F80HD045VU 1**
82 gal84 gal3.451,396 kWh/yrR-134a45 °F
A. O. Smith HP1080H45DV 1Also listed as American, Lochinvar, Reliance, State, U.S. Craftmaster
Show 15 model numbers
  • A. O. Smith HP1080H45DV 1**, HP1080H45DVCTA-1**, HPTU-80CTA 1**, HPTU-80DR 1**, HPTU-80N 1**
  • American HPHE10280H045DVCTA-1**, HPHE10280H045DVDR 1**, HPHE10280H045DVN 1**
  • Lochinvar HPA082KD 1**
  • Reliance 10-80-DHPHTCTA 1**, 10-80-DHPHTNE 1**
  • State HPX-80-DHPTCTA 1**, HPX-80-DHPTDR 1**, HPX-80-DHPTNE 1**
  • U.S. Craftmaster HPHE2K80HD045VUN 1**
82 gal86 gal3.451,387 kWh/yrR-134a45 °F
Vaughn Thermal ME120HPTAlso listed as Hubbell, Noritz
Show 4 model numbers
  • Hubbell ME120HPT
  • Noritz NHP120
  • Vaughn Thermal ME120HPT, ME120HPT-CN
109 gal105 gal3.381,467 kWh/yrR-134a35 °F
A. O. Smith HPTV-80 2Also listed as American, Lochinvar, Reliance, State
Show 6 model numbers
  • A. O. Smith HPTV-80 2**, HPV10-80H01DV 2**
  • American HPV10280H009DV 2**
  • Lochinvar HPV080KD 2**
  • Reliance 10-80-DHPTV 2**
  • State HPVX-80-DHPT 2**
82 gal93 gal3.001,654 kWh/yrR-513A37 °F
Smart Solar SSG2-ES 120
Show 1 model number
  • Smart Solar SSG2-ES 120
120 gal83 gal2.851,741 kWh/yrR-134a−20 °F
Medium draw pattern2 of the 38 medium-draw heat-pump sets
Rheem PROPH80 T2 RH375-15Also listed as Friedrich, Richmond, Ruud
Show 9 model numbers
  • Friedrich PROH80 T2 FD400-15
  • Rheem PROPH80 T2 RH375-15, PROPH80 T2 RH400-15, XE80T10H22U0, XE80T10H22U1
  • Richmond 10E80-HP515, 10E80-HP5U15
  • Ruud PROUH80 T2 RU375-15, PROUH80 T2 RU400-15
72 gal67 gal3.70871 kWh/yrR-134a37 °F
Smart Solar SSG2-ES 80
Show 1 model number
  • Smart Solar SSG2-ES 80
80 gal55 gal2.711,192 kWh/yrR-134a−20 °F

One rating, 15 brand names

19

model numbers here share every certified value of Midea CAN3-RSJ-15/300RDVN3-L3: 74 gal rated, 91 gal first hour, UEF 4.00.

Why one rating set carries several brand names

Model numbers in that set, by brand

  • Midea5
  • 1HVAC1
  • ACIQ1
  • Alsetria1
  • Bosch1
  • Custom Comfort1
  • DIYCOOL1
  • Eco-Air1
  • Eco-Logical1
  • Gridless1
  • Kepler1
  • Novair1
  • PolarWave1
  • Stealth1
  • stream331

Compressor cut-off

The listed lower cut-off is the air temperature below which the compressor stops and backup heat takes over. Of the 35 sets here, 33 report a single value; the most common is 35 °F (10 sets) and the lowest −26 °F.

Lowest compressor operating temperature by rating set70 gal and up33 setsSanCO2 GS5-45HPC HP + ECO-119GLBKSanCO2 GS5-45HPC HP + ECO-83SSAQBSmart Solar SSG2-ES 120Smart Solar SSG2-ES 80Reclaim Energy MP120F-RCReclaim Energy MP80F-RCEco-Logical OMNI-80HP2-1ALG APHWC801DLG APHWC802D10 sets1011 sets11Navien NWP500S080AUMBA. O. Smith FPTU-80 1A. O. Smith HP1080H45DV 1Other heat pumps57 setsSmart Solar SSG2-ES 65Eco-Logical OMNI-50HP1-1AEco-Logical OMNI-50HP2-1ALG APHWC501DLG APHWC502D21 sets2124 sets24Carnot Labs N51Navien NWP500S050AUMBNavien NWP500S065AUMBA. O. Smith FPTU-50 1A. O. Smith FPTU-66 1A. O. Smith HP1050H45DV 1A. O. Smith HPTU-66CTA 1−30 °F−20 °F−10 °F0 °F10 °F20 °F30 °F40 °F50 °F
Lowest compressor operating temperature70 gal and up33 setsSanCO2 GS5-45HPC HP + ECO-119GLBKSanCO2 GS5-45HPC HP + ECO-83SSAQBSmart Solar SSG2-ES 120Smart Solar SSG2-ES 80Reclaim Energy MP120F-RCReclaim Energy MP80F-RCEco-Logical OMNI-80HP2-1ALG APHWC801DLG APHWC802D10 sets1011 sets11Navien NWP500S080AUMBA. O. Smith FPTU-80 1A. O. Smith HP1080H45DV 1Other heat pumps57 setsSmart Solar SSG2-ES 65Eco-Logical OMNI-50HP1-1AEco-Logical OMNI-50HP2-1ALG APHWC501DLG APHWC502D21 sets2124 sets24Carnot Labs N51Navien NWP500S050AUMBNavien NWP500S065AUMBA. O. Smith FPTU-50 1A. O. Smith FPTU-66 1A. O. Smith HP1050H45DV 1A. O. Smith HPTU-66CTA 1−20 °F0 °F20 °F40 °F
One dot per rating set; stacks taller than eight are drawn as a bar with the count.

Refrigerants

Counted by model number, 180 with a listed refrigerant.

Keep reading