
| Heater Type | Energy Used | Environment Pollution | Risk | Unit life | Heating Source demand (Kcal) | Energy Heat Performance | Average Heat Effciency per year |
Total heat consumption | Energy cost (GuangZhou Area) | Energy Cost (RMB) |
| PHIPSUN air source water heater | Air + Electricity | No | No | 12-16 Year | 40000Kcal | 860Kcal/1kw.h | 380% | 12.24/1kw.h | 0.16rmb/kw.h (civil use) 0.90rmb/1kw.h (commercial use) |
7.74 11.02 |
| Solar water heater + Electric heating assistance (based on 1/3 time of a year electric heating assistance demand) |
Sunlight + Electrictity | No | With hidden danger | 8-10 Year | 40000Kcal | 860Kcal/1kw.h | 16.99/1kw.h | 0.16rmb/kw.h (civil use) 0.90rmb/1kw.h (commercial use) |
10.36 15.29 |
|
| Electric water heater | Electricity | No | With hidden danger | 6-8 Year | 40000Kcal | 860Kcal/1kw.h | 90% | 51.68/1kw.h | 0.16rmb/kw.h (civil use) 0.90rmb/1kw.h (commercial use) |
31.52 46.51 |
| Conduit gas water heater | Conduit gas | Serious | Extremely dangerous | 6-8 Year | 40000Kcal | 3800Kcal/1kw.h | 65% | 16.19m³ | 1.3rmb/m³ | 40.48 |
| Natural gas water heater | Liquefied gas | Serious | Extremely dangerous | 6-8 Year | 40000Kcal | 10800Kcal/1kw.h | 70% | 5.29Kg | 1.3rmb/kg | 40.20 |
| Diesel oil boiler | Light diesel oil | Extremely serious | Dangerous | 6-8 Year | 40000Kcal | 10200Kcal/1kw.h | 70% | 5.6Kg | 4.9rmb/kg | 34.16 |
| PHIPSUN air soutce water heater | Solar water heater + Electric heating assistance | Electric Water Heater | Conduit Gas Water Heater | Natural Gas Water Heater | Diesel Water Heater | |
![]() Air + Electricity |
![]() Solar + Electricity |
![]() Electricity |
![]() Gas |
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![]() Diesel Oill |
Energy |
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Cost |
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Security |
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Pollution |