|
Table
18. Cost and Efficiency of Various Residential Technologies, 2015
(Costs
in 1991 Dollars, Efficiency Given as an Index, Where Least Efficient Unit
Available Equals 1.00)
|
Technology |
Reference |
Advanced Technology |
CEF-JL Moderate |
CEF-JL Advanced |
||||
|---|---|---|---|---|---|---|---|---|
|
Cost |
Efficiency |
Cost |
Efficiency |
Cost |
Efficiency |
Cost |
Efficiency |
|
|
Air-Source Heat Pump (Heating) |
||||||||
|
Least Efficient |
3,700 |
1.00 |
3,700 |
1.00 |
3,700 |
1.00 |
3,700 |
1.00 |
|
Most Efficient |
4,400 |
1.33 |
4,400 |
1.46 |
4,300 |
1.33 |
3,700 |
1.82 |
|
Natural Gas Furnace |
||||||||
|
Least Efficient |
750 |
1.00 |
750 |
1.00 |
750 |
1.00 |
750 |
1.00 |
|
Most Efficient |
900 |
1.23 |
900 |
1.23 |
680 |
1.23 |
750 |
1.23 |
|
Central Air Conditioner |
||||||||
|
Least Efficient |
1,800 |
1.00 |
1,800 |
1.00 |
1,800 |
1.00 |
1,800 |
1.00 |
|
Most Efficient |
2,300 |
1.50 |
2,300 |
1.50 |
1,800 |
1.60 |
1,800 |
1.70 |
|
Electric Hot Water Heater |
||||||||
|
Least Efficient |
257 |
1.00 |
257 |
1.00 |
225 |
1.00 |
225 |
1.00 |
|
Most Efficient |
825 |
2.89 |
825 |
3.11 |
400 |
2.44 |
400 |
2.44 |
|
Natural Gas Hot Water Heater |
||||||||
|
Least Efficient |
300 |
1.00 |
300 |
1.00 |
190 |
1.00 |
190 |
1.00 |
|
Most Efficient |
1,500 |
1.46 |
1,500 |
2.37 |
1,500 |
1.46 |
225 |
1.46 |
|
Refrigeratorsa |
||||||||
|
Least Efficient |
480 |
1.00 |
480 |
1.00 |
480 |
1.00 |
480 |
1.00 |
|
Most Efficient |
700 |
0.84 |
700 |
0.63 |
480 |
0.52 |
480 |
0.36 |
| aRefrigerator
efficiency index given in terms of electricity use per unit. As the
value decreases, the efficiency of the unit increases. Source: Energy Information Administration, Office of Integrated Analysis and Forecasting. |
||||||||
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