
A:
System Type | COP@-10℃ | Annual Electricity Use | Electricity Rate | Annual Cost |
Air-Source Heat Pump | 3.5 | 3,800 kWh | $0.15/kWh (US) | $162.86 |
€0.30/kWh (EU) | $317.14 | |||
¥0.56/kWh (CN) | ¥603.20 | |||
Ground-Source Heat Pump | 4.2 | 2,600 kWh | $0.15/kWh (US) | $111.43 |
€0.30/kWh (EU) | $219.52 | |||
¥0.56/kWh (CN) | ¥413.33 | |||
Gas Boiler (Comparison) | – | 1,200 m³ Gas | $1.00/m³ (US) | $1,200 |
€0.80/m³ (EU) | $960 | |||
¥3.80/m³ (CN) | ¥4,560 |
System Type | 10-Year Running Cost | Maintenance Cost | Total Lifecycle Cost |
Air-Source Heat Pump | $1,629 (US) | $300 | $3,529 |
Ground-Source Heat Pump | $1,114 (US) | $200 | $5,414 (higher upfront) |
Gas Boiler | $12,000 (US) | $1,500 | $14,500 |