SANCO2 80-Gallon (GS5-45HPC HP + ECO-83SSAQB)
SANCO2 80-Gallon (GS5-45HPC HP + ECO-83SSAQB) is a heat pump (hybrid electric) water heater from SANCO2 with a 83 gallon rated tank and a 121 gallon first-hour rating at a 3.8 UEF.
| Uniform Energy Factor (UEF) | 3.8 |
|---|---|
| Annual electricity use | 1313 kWh/yr |
| Fuel | Electric |
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| First-hour rating | 121 gal |
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| Rated storage volume | 83 gal |
| Draw pattern | High |
| Heat pump type | Split System HPWH |
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| Refrigerant (GWP) | R-744 (CO₂) (GWP:1 | Lower GWP) |
| Compressor low-temp cutoff | -26 °F |
| Input voltage | 230 |
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| Max current draw | 7 A |
| Smart / connected capable | No |
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| ENERGY STAR certified | Yes |
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Who is the SANCO2 80-Gallon (GS5-45HPC HP + ECO-83SSAQB) for?
- Its 121 gallon first-hour rating suits a household of 5+ people under DOE sizing guidance.
- Estimated running cost: about $223/year at the national average electricity rate (1313 kWh/yr certified use).
- Needs a 240 V circuit; at 7 A max draw plan for a 10 A breaker (NEC 125% continuous-load rule).
- The heat pump compressor operates down to -26 °F ambient — below that, backup elements take over.
Similar water heaters
- Reclaim Energy MP120F-RC 80-Gallon (UEF 3.75)
- SANCO2 80-Gallon (GS5-45HPC-D HP + ECO-83SSAQB) (UEF 3.8)
- VAUGHN THERMAL MP120F-RC 80-Gallon (UEF 3.75)
- VAUGHN THERMAL MP120FHPT 80-Gallon (UEF 3.5)
- SANCO2 80-Gallon (GS5-45HPC-D HP + ECO-119GLBK) (UEF 3.72)
- SANCO2 80-Gallon (GS5-45HPC HP + ECO-119GLBK) (UEF 3.72)
Frequently asked questions
Is the SANCO2 80-Gallon (GS5-45HPC HP + ECO-83SSAQB) ENERGY STAR certified?
Yes, the SANCO2 80-Gallon (GS5-45HPC HP + ECO-83SSAQB) holds a current ENERGY STAR certification for water heating efficiency (UEF 3.8).
How much does the SANCO2 80-Gallon (GS5-45HPC HP + ECO-83SSAQB) cost to run per year?
About $223 per year at national average energy rates, based on its certified annual energy use under the DOE test draw pattern. Your rate and usage change this figure.
What electrical circuit does the SANCO2 80-Gallon (GS5-45HPC HP + ECO-83SSAQB) need?
The SANCO2 80-Gallon (GS5-45HPC HP + ECO-83SSAQB) runs on a 240 V circuit drawing up to 7 A; per the NEC 125% continuous-load rule plan for at least a 10 A breaker (check the installation manual for the required circuit).
Is the SANCO2 80-Gallon (GS5-45HPC HP + ECO-83SSAQB) a smart water heater?
No, the SANCO2 80-Gallon (GS5-45HPC HP + ECO-83SSAQB) is not connected-capable — it has no app connectivity or demand-response support.
Sources
- data.energystar.gov (retrieved 2026-07-17)