Gas Storage Water Heaters

Certified gas storage-tank water heaters — the familiar tank format with high-efficiency burners and better insulation than standard models.

36 certified models in this category.

Model Uniform Energy Factor (UEF)FuelFirst-hour ratingMax flow rateRated storage volumeSmart / connected capable
A. O. Smith GC6-PS4050-V 1 40-Gallon 0.9Natural Gas86 gal—38 galNo
A. O. Smith GC6-PS5065-V 1 50-Gallon 0.9Natural Gas118 gal—49 galNo
A. O. Smith GDHE-50 3 50-Gallon 0.88Natural Gas, Propane100 gal—49 galNo
A. O. Smith GDHE-75 3 80-Gallon 0.86Natural Gas, Propane130 gal—74 galNo
A. O. Smith GPCC-40L 1 40-Gallon 0.9Natural Gas, Propane86 gal—38 galNo
A. O. Smith GPCC-50X 1 50-Gallon 0.9Natural Gas, Propane118 gal—49 galNo
A. O. Smith GPHE-50 1 50-Gallon 0.88Natural Gas119 gal—48 galNo
A. O. Smith HDHE-50 4 50-Gallon 0.88Natural Gas, Propane118 gal—49 galNo
A. O. Smith HDHE-75 4 80-Gallon 0.86Natural Gas, Propane150 gal—74 galNo
A. O. Smith SWN100035 2 30-Gallon 0.9Natural Gas, Propane170 gal—33 galNo
American VG6250T100-V 3 50-Gallon 0.88Natural Gas, Propane100 gal—49 galNo
Envirosense ENV-40P 1 40-Gallon 0.9Propane86 gal—38 galNo
Envirosense ENV-50P 1 50-Gallon 0.9Propane118 gal—49 galNo
Friedrich 12PROG 40-50P FD HE EC3 40-Gallon 0.9Propane88 gal—40 galNo
Friedrich 12PROG 40-50U FD HE EC3 40-Gallon 0.9Natural Gas88 gal—40 galNo
Friedrich 12PROG 50-50P FD HE EC3 50-Gallon 0.88Propane95 gal—50 galNo
Friedrich 12PROG 50-50U FD HE EC3 50-Gallon 0.88Natural Gas95 gal—50 galNo
Friedrich Gas Storage 50-Gallon (12PROG 50-100P FD HE EC3) 0.89Propane167 gal—50 galNo
Friedrich Gas Storage 50-Gallon (12PROG 50-100U FD HE EC3) 0.89Natural Gas167 gal—50 galNo
Friedrich Gas Storage 50-Gallon (12PROG 50-76P FD HE EC3) 0.89Propane136 gal—50 galNo
Friedrich Gas Storage 50-Gallon (12PROG 50-76U FD HE EC3) 0.89Natural Gas136 gal—50 galNo
Friedrich Gas Storage 80-Gallon (12PROG 75-100P FD HE EC3) 0.88Propane199 gal—75 galNo
Friedrich Gas Storage 80-Gallon (12PROG 75-100U FD HE EC3) 0.88Natural Gas199 gal—75 galNo
HTP Phoenix 50-Gallon 0.89Natural Gas, Propane187 gal—53 galNo
HTP Phoenix 80-Gallon (PH100-119) 0.9Natural Gas, Propane178 gal—112 galNo
HTP Phoenix 80-Gallon (PH100-80) 0.93Natural Gas, Propane132 gal—75 galNo
HTP Phoenix Light Duty 50-Gallon 0.9Natural Gas, Propane154 gal—48 galNo
HTP Phoenix Light Duty 65-Gallon 0.88Natural Gas, Propane157 gal—58 galNo
HTP Phoenix Light Duty 80-Gallon 0.87Natural Gas, Propane206 gal—77 galNo
Rheem Gas Storage 50-Gallon (PROP G50-100-CN HE EC3) 0.89Natural Gas, Propane167 gal—50 galNo
Rheem Gas Storage 50-Gallon (PROP G50-76-CN HE EC3) 0.89Natural Gas, Propane136 gal—50 galNo
Rheem Gas Storage 80-Gallon (PROPG75-100P RH HE EC3) 0.88Propane199 gal—75 galNo
Rheem Gas Storage 80-Gallon (PROPG75-100U RH HE EC3) 0.88Natural Gas199 gal—75 galNo
Rheem PROP G40-50-CN HE 40-Gallon 0.9Natural Gas, Propane88 gal—40 galNo
Rheem PROP G50-50-CN HE 50-Gallon 0.88Natural Gas, Propane95 gal—50 galNo
State GP6-75-TPDT 3 80-Gallon 0.86Natural Gas, Propane130 gal—74 galNo