LG APHWC502D 50-Gallon
LG APHWC502D 50-Gallon is a heat pump (hybrid electric) water heater from LG with a 53 gallon rated tank and a 81 gallon first-hour rating at a 4.2 UEF.
| Uniform Energy Factor (UEF) | 4.2 |
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| Annual electricity use | 1181 kWh/yr |
| Recovery efficiency | 440 % |
| Fuel | Electric |
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| First-hour rating | 81 gal |
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| Rated storage volume | 53 gal |
| Draw pattern | High |
| Heat pump type | 240 Volt Integrated HPWH |
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| Refrigerant (GWP) | R-134a (GWP:1430) |
| Compressor low-temp cutoff | 23 °F |
| Input voltage | 240 |
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| Max current draw | 24 A |
| Smart / connected capable | No |
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| Height | 47.6 in |
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| Diameter | 19.7 in |
| ENERGY STAR certified | Yes |
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Who is the LG APHWC502D 50-Gallon for?
- Its 81 gallon first-hour rating suits a household of 5+ people under DOE sizing guidance.
- Estimated running cost: about $201/year at the national average electricity rate (1181 kWh/yr certified use).
- Needs a 240 V circuit; at 24 A max draw plan for a 30 A breaker (NEC 125% continuous-load rule).
- The heat pump compressor operates down to 23 °F ambient — below that, backup elements take over.
Compare the LG APHWC502D 50-Gallon
- LG APHWC502D 50-Gallon vs A. O. Smith Heat Pump 80-Gallon (HPA10-80H45DV 2)
- LG APHWC502D 50-Gallon vs A. O. Smith Heat Pump 80-Gallon (HPS10-80H45DV 2)
- LG APHWC502D 50-Gallon vs A. O. Smith Heat Pump 80-Gallon (HPSN10-80H45DV 2)
- LG APHWC502D 50-Gallon vs American Heat Pump 65-Gallon (HPA10266H045DV 2)
- LG APHWC502D 50-Gallon vs American Heat Pump 80-Gallon (HPA10280H045DV 2)
- LG APHWC502D 50-Gallon vs American Heat Pump 80-Gallon (HPS10280H045DV 2)
- LG APHWC502D 50-Gallon vs AMERICAN STANDARD WATER HEATERS Heat Pump Water Heater 40-Gallon (ASHPWH-50)
- LG APHWC502D 50-Gallon vs AMERICAN STANDARD WATER HEATERS Heat Pump Water Heater 65-Gallon
Similar water heaters
- Arctic-HP-Hot Water-KA06-80 80-Gallon (UEF 4.14)
- LG APHWC502L 50-Gallon (UEF 4.2)
- LG APHWC502M 50-Gallon (UEF 4.2)
- PHNIX KA06-80 80-Gallon (UEF 4.14)
- A. O. Smith Heat Pump 65-Gallon (HPS10-66H45DV 2) (UEF 3.7)
- A. O. Smith Heat Pump 65-Gallon (HPSN10-66H45DV 2) (UEF 3.7)
Frequently asked questions
Is the LG APHWC502D 50-Gallon ENERGY STAR certified?
Yes, the LG APHWC502D 50-Gallon holds a current ENERGY STAR certification for water heating efficiency (UEF 4.2).
How much does the LG APHWC502D 50-Gallon cost to run per year?
About $201 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 LG APHWC502D 50-Gallon need?
The LG APHWC502D 50-Gallon runs on a 240 V circuit drawing up to 24 A; per the NEC 125% continuous-load rule plan for at least a 30 A breaker (check the installation manual for the required circuit).
Is the LG APHWC502D 50-Gallon a smart water heater?
No, the LG APHWC502D 50-Gallon is not connected-capable — it has no app connectivity or demand-response support.
Sources
- data.energystar.gov (retrieved 2026-07-17)