Home Water Heaters 50-Gallon Water Heaters 50-Gallon Water Heaters ENERGY STAR certified tank water heaters in the nominal 50-gallon class. Tank size alone doesn't determine capacity — the first-hour rating (how much hot water the unit delivers in its first hour from full) is the number to size by.
202 certified models in this category.
Model Uniform Energy Factor (UEF) Fuel First-hour rating Max flow rate Rated storage volume Smart / connected capable 1HVAC Heat pump water heater 50-Gallon 3.75 Electric 69 gal — 47 gal Yes A. O. Smith GC6-PS5065-V 1 50-Gallon 0.9 Natural Gas 118 gal — 49 gal No A. O. Smith GDHE-50 3 50-Gallon 0.88 Natural Gas, Propane 100 gal — 49 gal No A. O. Smith GPCX-50L 1 50-Gallon 0.9 Natural Gas, Propane 118 gal — 49 gal No A. O. Smith GPCX-50L 1 50-Gallon (GC9-PS5065NV 1) 0.9 Natural Gas 118 gal — 49 gal No A. O. Smith GPCX-50L 1 50-Gallon (HPCX-50L 1) 0.9 Natural Gas, Propane 118 gal — 49 gal No A. O. Smith GPHE-50 1 50-Gallon 0.88 Natural Gas 119 gal — 48 gal No A. O. Smith HDHE-50 4 50-Gallon 0.88 Natural Gas, Propane 118 gal — 49 gal No A. O. Smith Heat Pump 50-Gallon (FPTU-50 1) 3.35 Electric 66 gal — 46 gal No A. O. Smith Heat Pump 50-Gallon (HP1050H45DV 1) 3.45 Electric 66 gal — 46 gal No A. O. Smith Heat Pump 50-Gallon (HP1050H45DVCTA-1) 3.45 Electric 66 gal — 46 gal No A. O. Smith Heat Pump 50-Gallon (HPA10-50H45DV 2) 3.68 Electric 65 gal — 46 gal Yes A. O. Smith Heat Pump 50-Gallon (HPS10-50H45DV 2) 3.8 Electric 65 gal — 46 gal Yes A. O. Smith Heat Pump 50-Gallon (HPSN10-50H45DV 2) 3.8 Electric 65 gal — 46 gal Yes A. O. Smith Heat Pump 50-Gallon (HPTA-50 2) 3.68 Electric 65 gal — 46 gal Yes A. O. Smith Heat Pump 50-Gallon (HPTS-50 2) 3.8 Electric 65 gal — 46 gal Yes A. O. Smith Heat Pump 50-Gallon (HPTU-50CTA 1) 3.45 Electric 66 gal — 46 gal No A. O. Smith Heat Pump 50-Gallon (HPTU-50DR 1) 3.45 Electric 66 gal — 46 gal No A. O. Smith Heat Pump 50-Gallon (HPTU-50N 1) 3.45 Electric 66 gal — 46 gal No A. O. Smith Heat Pump 50-Gallon (HPTV-50 2) 3 Electric 52 gal — 46 gal Yes A. O. Smith Heat Pump 50-Gallon (HPV10-50H01DV 2) 3 Electric 52 gal — 46 gal Yes A. O. Smith Split System Heat Pump 50-Gallon (HPACO-45 1-+AXST-50LBTTP 1) 3.55 Electric 72 gal — 48 gal Yes A. O. Smith Split System Heat Pump 50-Gallon (HPACO-45 1-+AXST-50S 1) 3.52 Electric 70 gal — 46 gal Yes A. O. Smith Split System Heat Pump 50-Gallon (HPACO-45 1-+AXST-50STTP 1) 3.52 Electric 70 gal — 46 gal Yes A. O. Smith Split System Heat Pump 50-Gallon (HPACO-45C 1-+AXST-50LBCTTP 1) 3.55 Electric 72 gal — 48 gal Yes A. O. Smith Split System Heat Pump 50-Gallon (HPACO-45C 1-+AXST-50SC 1) 3.52 Electric 70 gal — 46 gal Yes A. O. Smith Split System Heat Pump 50-Gallon (HPACO-45C 1-+AXST-50SCTTP 1) 3.52 Electric 70 gal — 46 gal Yes ACIQ Heat pump water heater 50-Gallon 3.75 Electric 69 gal — 47 gal Yes Alsetria heat pump water heater 50-Gallon 3.75 Electric 69 gal — 47 gal Yes American GPCX-50L 1 50-Gallon 0.9 Natural Gas, Propane 118 gal — 49 gal No American Heat Pump 50-Gallon (HPA10250H045DV 2) 3.68 Electric 65 gal — 46 gal Yes American Heat Pump 50-Gallon (HPHE10250H045DVCTA-1) 3.45 Electric 66 gal — 46 gal No American Heat Pump 50-Gallon (HPHE10250H045DVDR 1) 3.45 Electric 66 gal — 46 gal No American Heat Pump 50-Gallon (HPHE10250H045DVN 1) 3.45 Electric 66 gal — 46 gal No American Heat Pump 50-Gallon (HPHE6250H045DV 1) 3.35 Electric 66 gal — 46 gal No American Heat Pump 50-Gallon (HPS10250H045DV 2) 3.8 Electric 65 gal — 46 gal Yes American Heat Pump 50-Gallon (HPV10250H009DV 2) 3 Electric 52 gal — 46 gal Yes American PCG62-50S65L 1 50-Gallon 0.9 Natural Gas 118 gal — 49 gal No American Split System Heat Pump 50-Gallon (MHPCO-45 1-+MXST-50LBTTP 1) 3.55 Electric 72 gal — 48 gal Yes American Split System Heat Pump 50-Gallon (MHPCO-45 1-+MXST-50S 1) 3.52 Electric 70 gal — 46 gal Yes American Split System Heat Pump 50-Gallon (MHPCO-45 1-+MXST-50STTP 1) 3.52 Electric 70 gal — 46 gal Yes American VG6250T100-V 3 50-Gallon 0.88 Natural Gas, Propane 100 gal — 49 gal No American VG6250T76NV 1 50-Gallon 0.88 Natural Gas 119 gal — 48 gal No American VG8250T100-V 50-Gallon 0.88 Natural Gas, Propane 118 gal — 49 gal No Bosch Water heater 50-Gallon 3.75 Electric 69 gal — 47 gal Yes Carnot Labs, Inc Reservoir 50-Gallon 3.53 Electric 75 gal — 47 gal No Custom Comfort heat pump water heater 50-Gallon 3.75 Electric 69 gal — 47 gal Yes DIYCOOL Heat pump water heater 50-Gallon 3.75 Electric 69 gal — 47 gal Yes ECO-AIR heat pump water heater 50-Gallon 3.75 Electric 69 gal — 47 gal Yes Eco-Logical heat pump water heater 50-Gallon 3.75 Electric 69 gal — 47 gal Yes Eco-Logical OMNI-50HP1-1A 50-Gallon 3.3 Electric 50 gal — 46 gal Yes Eco-Logical OMNI-50HP2-1A 50-Gallon 4.23 Electric 57 gal — 46 gal Yes Envirosense Enercare ENV-50N-ENER 1 50-Gallon 0.9 Natural Gas 118 gal — 49 gal No Envirosense ENV-50N 1 50-Gallon 0.9 Natural Gas 118 gal — 49 gal No Envirosense Reliance Home Comfort ENV-50N-RHC 1 50-Gallon 0.9 Natural Gas 118 gal — 49 gal No Friedrich 12PROG 50-50P FD HE EC3 50-Gallon 0.88 Propane 95 gal — 50 gal No Friedrich 12PROG 50-50U FD HE EC3 50-Gallon 0.88 Natural Gas 95 gal — 50 gal No Friedrich 8PROG 50-50P FD HE EC1 50-Gallon 0.88 Propane 95 gal — 50 gal No Friedrich 8PROG 50-50U FD HE EC1 50-Gallon 0.88 Natural Gas 95 gal — 50 gal No Friedrich Gas Storage 50-Gallon (12PROG 50-100P FD HE EC3) 0.89 Propane 167 gal — 50 gal No Friedrich Gas Storage 50-Gallon (12PROG 50-100U FD HE EC3) 0.89 Natural Gas 167 gal — 50 gal No Friedrich Gas Storage 50-Gallon (12PROG 50-76P FD HE EC3) 0.89 Propane 136 gal — 50 gal No Friedrich Gas Storage 50-Gallon (12PROG 50-76U FD HE EC3) 0.89 Natural Gas 136 gal — 50 gal No Friedrich Heat Pump 50-Gallon (PROH50 T0 FD120-M) 3 Electric 55 gal — 46 gal No Friedrich Heat Pump 50-Gallon (PROH50 T0 FD120-MSO) 3 Electric 55 gal — 46 gal No Friedrich Heat Pump 50-Gallon (PROH50 T0 FD120) 3 Electric 51 gal — 46 gal No GE Profile Heat Pump 50-Gallon (PF50S10FPY01) 3.2 Electric 59 gal — 50 gal Yes GE Profile Heat Pump 50-Gallon (PH50S10BNY01) 4.5 Electric 75 gal — 50 gal Yes GE Profile Heat Pump 50-Gallon (PH50S10BPY01) 4.3 Electric 77 gal — 50 gal Yes Giant Split System Heat Pump 50-Gallon (GTHPCO-45 1-+GTXST-50LBTTP 1) 3.55 Electric 72 gal — 48 gal Yes Giant Split System Heat Pump 50-Gallon (GTHPCO-45 1-+GTXST-50S 1) 3.52 Electric 70 gal — 46 gal Yes Giant Split System Heat Pump 50-Gallon (GTHPCO-45 1-+GTXST-50STTP 1) 3.52 Electric 70 gal — 46 gal Yes Giant Split System Heat Pump 50-Gallon (GTHPCO-45 1-+GTXST-50T 1) 3.52 Electric 70 gal — 46 gal Yes Giant Split System Heat Pump 50-Gallon (GTHPCO-45 1-+GTXST-50TTTP 1) 3.52 Electric 70 gal — 46 gal Yes GREE GRS-3.0Pd/TD50GANhA-D 50-Gallon 4.02 Electric 80 gal — 55 gal No Gridless heat pump water heater 50-Gallon 3.75 Electric 69 gal — 47 gal Yes GSW WATER HEATERS 6G50100-PDVH 3 50-Gallon 0.88 Natural Gas, Propane 100 gal — 49 gal No GSW WATER HEATERS 6G5076NVC 1 50-Gallon 0.88 Natural Gas 119 gal — 48 gal No GSW WATER HEATERS 6G5076NVC02 1 50-Gallon 0.88 Natural Gas 119 gal — 48 gal No GSW WATER HEATERS 8G-50100-PDV-H06-4 50-Gallon 0.88 Natural Gas, Propane 118 gal — 49 gal No GSW WATER HEATERS Split System Heat Pump 50-Gallon (GHPCO-45 1-+GXST-50LBTTP 1) 3.55 Electric 72 gal — 48 gal Yes GSW WATER HEATERS Split System Heat Pump 50-Gallon (GHPCO-45 1-+GXST-50S 1) 3.52 Electric 70 gal — 46 gal Yes GSW WATER HEATERS Split System Heat Pump 50-Gallon (GHPCO-45 1-+GXST-50STTP 1) 3.52 Electric 70 gal — 46 gal Yes GSW WATER HEATERS Split System Heat Pump 50-Gallon (GHPCO-45 1-+GXST-50T 1) 3.52 Electric 70 gal — 46 gal Yes GSW WATER HEATERS Split System Heat Pump 50-Gallon (GHPCO-45 1-+GXST-50TTTP 1) 3.52 Electric 70 gal — 46 gal Yes HTP Phoenix 50-Gallon 0.89 Natural Gas, Propane 187 gal — 53 gal No HTP Phoenix Light Duty 50-Gallon 0.9 Natural Gas, Propane 154 gal — 48 gal No Hubbell ME50HPT 50-Gallon 3.46 Electric 58 gal — 47 gal No John Wood Split System Heat Pump 50-Gallon (JWHPCO-45 1-+JWXST-50LBTTP 1) 3.55 Electric 72 gal — 48 gal Yes John Wood Split System Heat Pump 50-Gallon (JWHPCO-45 1-+JWXST-50STTP 1) 3.52 Electric 70 gal — 46 gal Yes Kepler heat pump water heater 50-Gallon 3.75 Electric 69 gal — 47 gal Yes LG APHWC501M 50-Gallon 3.93 Electric 76 gal — 53 gal No LG APHWC501M 50-Gallon (APHWC501D) 3.93 Electric 76 gal — 53 gal No LG APHWC501M 50-Gallon (APHWC501L) 3.93 Electric 76 gal — 53 gal No LG APHWC502D 50-Gallon 4.2 Electric 81 gal — 53 gal No LG APHWC502L 50-Gallon 4.2 Electric 81 gal — 53 gal No LG APHWC502M 50-Gallon 4.2 Electric 81 gal — 53 gal No LG R5TT20F-SA0 50-Gallon (R5TT20F-SA0 (208V)) 3.75 Electric 66 gal — 52 gal No LG R5TT20F-SA0 50-Gallon (R5TT20F-SA0 (240V)) 3.75 Electric 66 gal — 52 gal No Lochinvar Heat Pump 50-Gallon (HPA052KD 1) 3.45 Electric 66 gal — 46 gal No Lochinvar Heat Pump 50-Gallon (HPPA050KD 2) 3.68 Electric 65 gal — 46 gal Yes Lochinvar Heat Pump 50-Gallon (HPSA050KD 2) 3.8 Electric 65 gal — 46 gal Yes Lochinvar Heat Pump 50-Gallon (HPV050KD 2) 3 Electric 52 gal — 46 gal Yes Lochinvar LHPCX-50L 1 50-Gallon 0.9 Natural Gas, Propane 118 gal — 49 gal No Lochinvar Split System Heat Pump 50-Gallon (LHPCO-45 1-+LXST-50LBTTP 1) 3.55 Electric 72 gal — 48 gal Yes Lochinvar Split System Heat Pump 50-Gallon (LHPCO-45 1-+LXST-50S 1) 3.52 Electric 70 gal — 46 gal Yes Lochinvar Split System Heat Pump 50-Gallon (LHPCO-45 1-+LXST-50STTP 1) 3.52 Electric 70 gal — 46 gal Yes Midea water heater 50-Gallon (CAN3-RSJ-15/190RDVN3-L3) 3.75 Electric 69 gal — 47 gal Yes Midea Water Heater 50-Gallon (CAN3-RSJ-15/190RDVN3-L4) 3.75 Electric 71 gal — 46 gal Yes Midea Water Heater 50-Gallon (MAHW-50VN3A) 3.75 Electric 69 gal — 47 gal Yes Midea Water Heater 50-Gallon (MAWH50D2AKH) 3.75 Electric 69 gal — 47 gal Yes Midea water heater 50-Gallon (MCHW-50VN3A) 3.75 Electric 69 gal — 47 gal Yes Midea Water Heater 50-Gallon (US3-RSJ-15/190RDVN3-L3) 3.75 Electric 69 gal — 47 gal Yes Midea Water Heater 50-Gallon (US3-RSJ-15/190RDVN3-L4) 3.75 Electric 71 gal — 46 gal Yes Noritz ME50HPT-CN 50-Gallon 3.46 Electric 58 gal — 47 gal No NOVAIR heat pump water heater 50-Gallon 3.75 Electric 69 gal — 47 gal Yes Perfect aire heat pump water heater 50-Gallon 3.75 Electric 69 gal — 47 gal Yes PolarWave Heat pump water heater 50-Gallon 3.75 Electric 69 gal — 47 gal Yes RELIANCE WATER HEATERS 6-50-TPDT 3 50-Gallon 0.88 Natural Gas, Propane 100 gal — 49 gal No RELIANCE WATER HEATERS 6-50-YTVIT 1 50-Gallon 0.88 Natural Gas 119 gal — 48 gal No RELIANCE WATER HEATERS 8-50-TPDT 4 50-Gallon 0.88 Natural Gas, Propane 118 gal — 49 gal No RELIANCE WATER HEATERS GPCX-50L 1 50-Gallon 0.9 Natural Gas, Propane 118 gal — 49 gal No RELIANCE WATER HEATERS Heat Pump 50-Gallon (10-50-DHPHTCTA 1) 3.45 Electric 66 gal — 46 gal No RELIANCE WATER HEATERS Heat Pump 50-Gallon (10-50-DHPHTNE 1) 3.45 Electric 66 gal — 46 gal No RELIANCE WATER HEATERS Heat Pump 50-Gallon (10-50-DHPTA 2) 3.68 Electric 65 gal — 46 gal Yes RELIANCE WATER HEATERS Heat Pump 50-Gallon (10-50-DHPTS 2) 3.8 Electric 65 gal — 46 gal Yes RELIANCE WATER HEATERS Heat Pump 50-Gallon (10-50-DHPTV 2) 3 Electric 52 gal — 46 gal Yes RELIANCE WATER HEATERS Heat Pump 50-Gallon (6-50-DHPHT 1) 3.35 Electric 66 gal — 46 gal No RELIANCE WATER HEATERS PCG62-50S65L 1 50-Gallon 0.9 Natural Gas 118 gal — 49 gal No RELIANCE WATER HEATERS Split System Heat Pump 50-Gallon (RHPCO-45 1-+RXST-50LBG 1) 3.55 Electric 72 gal — 48 gal Yes RELIANCE WATER HEATERS Split System Heat Pump 50-Gallon (RHPCO-45 1-+RXST-50S 1) 3.52 Electric 70 gal — 46 gal Yes RELIANCE WATER HEATERS Split System Heat Pump 50-Gallon (RHPCO-45 1-+RXST-50SG 1) 3.52 Electric 70 gal — 46 gal Yes Rheem ECE G50-50U CN HE 50-Gallon 0.88 Natural Gas 95 gal — 50 gal No Rheem Gas Storage 50-Gallon (ECE G50-100U CN HE EC3) 0.89 Natural Gas 167 gal — 50 gal No Rheem Gas Storage 50-Gallon (ECE G50-76U CN HE EC3) 0.89 Natural Gas 136 gal — 50 gal No Rheem Gas Storage 50-Gallon (PROP G50-100-CN HE EC3) 0.89 Natural Gas, Propane 167 gal — 50 gal No Rheem Gas Storage 50-Gallon (PROP G50-100-RH HE EC3) 0.89 Natural Gas, Propane 167 gal — 50 gal No Rheem Gas Storage 50-Gallon (PROP G50-76-CN HE EC3) 0.89 Natural Gas, Propane 136 gal — 50 gal No Rheem Gas Storage 50-Gallon (PROP G50-76-RH HE EC3) 0.89 Natural Gas, Propane 136 gal — 50 gal No Rheem Gas Storage 50-Gallon (XG50T12UHN100-0) 0.89 Natural Gas 167 gal — 50 gal No Rheem Gas Storage 50-Gallon (XG50T12UHN76-0) 0.89 Natural Gas 136 gal — 50 gal No Rheem Gas Storage 50-Gallon (XP50T12UHC100U0) 0.89 Propane 167 gal — 50 gal No Rheem Gas Storage 50-Gallon (XP50T12UHC76U0) 0.89 Propane 136 gal — 50 gal No Rheem Heat Pump 50-Gallon (PROPH50 T0 RH120-M) 3 Electric 55 gal — 46 gal No Rheem Heat Pump 50-Gallon (PROPH50 T0 RH120-MSO) 3 Electric 55 gal — 46 gal No Rheem Heat Pump 50-Gallon (PROPH50 T0 RH120) 3 Electric 51 gal — 46 gal No Rheem Heat Pump 50-Gallon (XE50T10H15U0) 3 Electric 51 gal — 46 gal No Rheem Heat Pump 50-Gallon (XE50T10HD00U0) 3 Electric 51 gal — 46 gal No Rheem Heat Pump 50-Gallon (XE50T10HM00U0) 3 Electric 55 gal — 46 gal No Rheem Heat Pump 50-Gallon (XE50T10HMS00U0) 3 Electric 55 gal — 46 gal No Rheem PRO+G50-50P RH HE EC1 50-Gallon 0.88 Propane 95 gal — 50 gal No Rheem PRO+G50-50U RH HE EC1 50-Gallon 0.88 Natural Gas 95 gal — 50 gal No Rheem PROP G50-50-CN HE 50-Gallon 0.88 Natural Gas, Propane 95 gal — 50 gal No Rheem PROP G50-50-RH HE EC3 50-Gallon 0.88 Natural Gas, Propane 95 gal — 50 gal No Rheem XG50T09UHN50U0 50-Gallon 0.88 Natural Gas 95 gal — 50 gal No Rheem XG50T12UHN50 50-Gallon 0.88 Natural Gas 95 gal — 50 gal No Rheem XP50T09UHN50U0 50-Gallon 0.88 Propane 95 gal — 50 gal No Rheem XP50T12UHC50 50-Gallon 0.88 Propane 95 gal — 50 gal No Richmond 12GUH50-50F 50-Gallon 0.88 Natural Gas, Propane 95 gal — 50 gal No Richmond 9GUH50-50FN 50-Gallon 0.88 Natural Gas 95 gal — 50 gal No Richmond 9GUH50-50FP 50-Gallon 0.88 Propane 95 gal — 50 gal No Richmond Gas Storage 50-Gallon (12GUH50-100F) 0.89 Natural Gas, Propane 167 gal — 50 gal No Richmond Gas Storage 50-Gallon (12GUH50-76F) 0.89 Natural Gas, Propane 136 gal — 50 gal No Richmond Heat Pump 50-Gallon (10E50-HP120) 3 Electric 51 gal — 46 gal No Richmond Heat Pump 50-Gallon (10E50-HP120M) 3 Electric 55 gal — 46 gal No Richmond Heat Pump 50-Gallon (10E50-HP120MS) 3 Electric 55 gal — 46 gal No Rinnai heat pump water heater 50-Gallon (REHP50CW) 3.75 Electric 71 gal — 46 gal Yes Rinnai heat pump water heater 50-Gallon (REHP50W) 3.75 Electric 71 gal — 46 gal Yes Rinnai REHP50 50-Gallon 3.75 Electric 73 gal — 46 gal No Rinnai REHP50 50-Gallon (REHP50C) 3.75 Electric 73 gal — 46 gal No Rinnai REHP50BM 50-Gallon 3.75 Electric 73 gal — 46 gal No Ruud Gas Storage 50-Gallon (PROU G50-100-RU HE EC3) 0.89 Natural Gas, Propane 167 gal — 50 gal No Ruud Gas Storage 50-Gallon (PROU G50-76-RU HE EC3) 0.89 Natural Gas, Propane 136 gal — 50 gal No Ruud Heat Pump 50-Gallon (PROUH50 T0 RU120-M) 3 Electric 55 gal — 46 gal No Ruud Heat Pump 50-Gallon (PROUH50 T0 RU120-MSO) 3 Electric 55 gal — 46 gal No Ruud Heat Pump 50-Gallon (PROUH50 T0 RU120) 3 Electric 51 gal — 46 gal No Ruud PRO+G50-50P RU HE EC1 50-Gallon 0.88 Propane 95 gal — 50 gal No Ruud PRO+G50-50U RU HE EC1 50-Gallon 0.88 Natural Gas 95 gal — 50 gal No Ruud PROU G50-50-RU HE EC3 50-Gallon 0.88 Natural Gas, Propane 95 gal — 50 gal No Senville heat pump water heater 50-Gallon (SENWH-HP50) 3.75 Electric 69 gal — 47 gal Yes Senville heat pump water heater 50-Gallon (SENWH-HP50US) 3.75 Electric 69 gal — 47 gal Yes State GP-8-50-TPDT 4 50-Gallon 0.88 Natural Gas, Propane 118 gal — 49 gal No State GP6-50-TPDT 3 50-Gallon 0.88 Natural Gas, Propane 100 gal — 49 gal No State GP6-50-YTVIT 1 50-Gallon 0.88 Natural Gas 119 gal — 48 gal No State GPCX-50L 1 50-Gallon 0.9 Natural Gas, Propane 118 gal — 49 gal No State Heat Pump 50-Gallon (HP6-50-DHPT 1) 3.35 Electric 66 gal — 46 gal No State Heat Pump 50-Gallon (HPAX-50-DHPT 2) 3.68 Electric 65 gal — 46 gal Yes State Heat Pump 50-Gallon (HPSX-50-DHPT 2) 3.8 Electric 65 gal — 46 gal Yes State Heat Pump 50-Gallon (HPVX-50-DHPT 2) 3 Electric 52 gal — 46 gal Yes State Heat Pump 50-Gallon (HPX-50-DHPTCTA 1) 3.45 Electric 66 gal — 46 gal No State Heat Pump 50-Gallon (HPX-50-DHPTNE 1) 3.45 Electric 66 gal — 46 gal No State PCG62-50S65L 1 50-Gallon 0.9 Natural Gas 118 gal — 49 gal No State Split System Heat Pump 50-Gallon (SHPCO-45 1-+SXST-50LBG 1) 3.55 Electric 72 gal — 48 gal Yes State Split System Heat Pump 50-Gallon (SHPCO-45 1-+SXST-50S 1) 3.52 Electric 70 gal — 46 gal Yes State Split System Heat Pump 50-Gallon (SHPCO-45 1-+SXST-50SG 1) 3.52 Electric 70 gal — 46 gal Yes STEALTH Heat pump water heater 50-Gallon 3.75 Electric 69 gal — 47 gal Yes stream33 heat pump water heater 50-Gallon 3.75 Electric 69 gal — 47 gal Yes U.S. Craftmaster Heat Pump 50-Gallon (HPHE2F50HD045VU 1) 3.35 Electric 66 gal — 46 gal No U.S. Craftmaster Heat Pump 50-Gallon (HPHE2K50HD045VUN 1) 3.45 Electric 66 gal — 46 gal No VAUGHN THERMAL ME50HPT 50-Gallon 3.46 Electric 58 gal — 47 gal No VAUGHN THERMAL ME50HPT-CN 50-Gallon 3.46 Electric 58 gal — 47 gal No VAUGHN THERMAL MP55FHPT 50-Gallon 3.3 Electric 62 gal — 55 gal No