Appliances / Heat pump water heaters / Giant
Giant heat pump water heaters ranked by running cost
11 ENERGY STAR certified Giant models, cheapest to run first, at the U.S. average electricity price.
| Model | Type | Size | Per year | 13 years |
|---|---|---|---|---|
| GTHPCO-45 1**+GTXST-50LBTTP 1* family | split-system | 48 gal | $166 | $2,164 |
| GTHPCO-45 1**+GTXST-50S 1* family | split-system | 46 gal | $168 | $2,183 |
| GTHPCO-45 1**+GTXST-50S 1** family | split-system | 46 gal | $168 | $2,183 |
| GTHPCO-45 1**+GTXST-50STTP 1* family | split-system | 46 gal | $168 | $2,183 |
| GTHPCO-45 1**+GTXST-50STTP 1** family | split-system | 46 gal | $168 | $2,183 |
| GTHPCO-45 1**+GTXST-50T 1** family | split-system | 46 gal | $168 | $2,183 |
| GTHPCO-45 1**+GTXST-50TTTP 1** family | split-system | 46 gal | $168 | $2,183 |
| GTHPCO-45 1**+GTXST-80 1** family | split-system | 73 gal | $238 | $3,088 |
| GTHPCO-45 1**+GTXST-80TTP 1** family | split-system | 73 gal | $238 | $3,088 |
| GTHPCO-45 1**+GTXST-66 1** family | split-system | 60 gal | $244 | $3,171 |
| GTHPCO-45 1**+GTXST-66TTP 1** family | split-system | 60 gal | $244 | $3,171 |