|
Category
|
Detail
|
Estimated Energy Usage*
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Estimated Energy Costs**
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Heating
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Space heating, electric
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|
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Portable heater (1500W)
|
1.5 kWh per hour
|
$0.17 per hour
|
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Baseboard heater (six foot unit) (250 W/foot)
|
1.5 kWh per hour
|
$0.17 per hour
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Heat Pump heat strips
|
10 kWh per hour w/fan
|
$1.10 per hour
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Electric Furnace
|
10.5 kWh per hour w/fan
|
$1.16 per hour
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Heat Pump w/o heat strips (1.8 COP)***
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|
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1.5 ton
|
2.93 kWh per hour
|
$0.32 per hour
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5.0 ton
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9.77 kWh per hour
|
$1.07 per hour
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Air Conditioning/ Cooling
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|
|
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Window/wall (8kBtu) (120V-12 EER)
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0.73 kWh per hour
|
$0.08 per hour
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|
Window/wall (18kBtu) (240V)
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1.8 kWh per hour
|
$0.20 per hour
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Central (3 ton-12 SEER)
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3.0 kWh per hour
|
$0.33 per hour
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Whole house fan
|
0.2-0.4 kWh per hour
|
$0.03 - $0.05 per hour
|
|
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Portable fan
|
0.03 kWh per hour
|
Less than $0.03 per hour
|
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Ceiling fan
|
0.075 kWh per hour
|
$0.01 per hour
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Water Heating
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(All uses)
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Electric water heater
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380 - 500 kWh per month
|
$41.00- $55.00 per month
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Instantaneous (110 v 29 amp) @1gpm 70'F
|
380 - 500 kWh per month
|
$41.00 - $55.00 per month
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Instantaneous (240 v 50 amp) @2.5 gpm 83'F
|
12 kWh per hour
|
$1.32 per hour
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Kitchen
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Range, electric Oven
|
2.3 kWh per hour
|
$0.25 per hour
|
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Oven: Surface
|
1-1.5 kWh per hour
|
$0.11 - $0.17 per hour
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Oven: Self-cleaning feature
|
6 kWh per hour cleaning
|
$0.66 per cleaning
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Microwave oven
|
0.12 kWh per 5 min
|
$0.01 per 5 min
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Broiler, portable electric
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1.5 kWh per hour
|
$0.17 per hour
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Coffee maker
|
0.12 kWh per brew
|
$0.01 per brew
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Coffee maker/brew, warmer on
|
0.4 kWh per hour
|
$0.04 per hour
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Dishwasher: normal cycle (not including hot water)
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1 - 2.17 kWh per load
|
$0.11 - $0.24 per load
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Dishwasher: Energy saver cycle
|
0.5 kWh per load
|
$0.06 per load
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Toaster (2 slices)
|
0.04 kWh per use
|
$0.01 per use
|
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Toaster oven
|
0.75 kWh per hour
|
$0.08 per hour
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|
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Waffle iron, 4 servings
|
0.33 kWh per use
|
$0.04 per use
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Refrigerator/Freezer
|
Older units
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|
|
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Refrigerator (frost-free), 15 cu. Ft. (1996 unit)
|
150 kWh per month
|
$16.50 per month
|
|
Freezer (manual defrost), 15 cu. Ft.
|
90 kWh per month
|
$9.90 per month
|
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Newer Units - Energy Star Refrigerators
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|
|
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Energy Star Refrigerator, 14 cu. Ft.
|
34.5 kWh per month
|
$ 3.80 per month
|
|
Energy Star Refrigerator (frost-free), 17 cu. Ft.
|
35 kWh per month
|
$ 3.85 per month
|
|
Energy Star Refrigerator (frost-free), 19 cu. Ft.
|
46 kWh per month
|
$ 5.06 per month
|
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Energy Star Refrigerator (Side by Side) 21 cu. Ft.
|
51 kWh per month
|
$ 5.61 per month
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Energy Star Refrigerator (frost-free) 24 cu. Ft.
|
54 kWh per month
|
$ 5.94 per month
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Energy Star Refrigerator (Side by Side) 25 cu. Ft.
|
60 kWh per month
|
$ 6.60 per month
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Electronics
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Television
|
|
|
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> 50" Plasma
|
0.48 kWh per hour
|
$0.05 per hour
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40" - 49" Plasma
|
0.4 kWh per hour
|
$0.04 per hour
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> 50" LCD
|
0.016 kWh per hour
|
Less than $0.01 per hour
|
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40" - 49" LCD
|
0.012 kWh per hour
|
Less than $0.01 per hour
|
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> 50" DLP
|
0.24 kWh per hour
|
$0.03 per hour
|
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40" - 49" DLP
|
0.2 kWh per hour
|
$0.02 per hour
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30" - 36" Tube
|
0.12 kWh per hour
|
$0.01 per hour
|
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25" - 27" Tube
|
0.09 kWh per hour
|
$0.01 per hour
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Recording/Video Playing Devices
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|
|
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DVR (Tivo)
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28.8 kWh per month
|
$3.17 per month
|
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VCR
|
0.02 kWh per hour
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Less than $0.01 per hour
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DVD player
|
0.03 kWh per hour
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Less than $0.01 per hour
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Gaming
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Nintendo Wii
|
0.02 kWh per hour
|
Less than $0.01 per hour
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Xbox 360
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0.15 kWh per hour
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$0.02 per hour
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Play Station 3
|
0.21 kWh per hour
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$0.02 per hour
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Computers
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|
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Desktop Computer
|
0.06 - 0.25 kWh per hour
|
$0.01 - $0.03 per hour
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Desktop Computer on sleep/standby mode
|
0.001 - 0.006 kWh per hour
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Less than $0.01 per hour
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Laptop
|
0.02 - 0.05 kWh per hour
|
Less than $0.01 per hour
|
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Monitor - 17" CRT
|
0.08 kWh per hour
|
$0.01 per hour
|
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Monitor - 17" LCD
|
0.04 kWh per hour
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Less than $0.01 per hour
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Other
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Speakers (25 Watts x 2) normal volume
|
0.05 kWh per hour
|
Less than $0.01 per hour
|
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Stereo
|
0.05 kWh per hour
|
Less than $0.01 per hour
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Radio, CD player
|
0.02 kWh per hour
|
Less than $0.01 per hour
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Lighting
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Incandescent bulbs
|
|
|
|
Incandescent bulb (40 W)
|
0.04 kWh per hour
|
Less than $0.01 per hour
|
|
Incandescent bulb (60 W)
|
0.06 kWh per hour
|
$0.01 per hour
|
|
Incandescent bulb (75 W)
|
0.08 kWh per hour
|
$0.01 per hour
|
|
Incandescent bulb (100 W)
|
0.1 kWh per hour
|
$0.01 per hour
|
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Incandescent bulb (150 W)
|
0.15 kWh per hour
|
$0.02 per hour
|
|
Compact fluorescent (CFL)
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|
|
|
Compact fluorescent (8 W) equivalent to 25 W incandescent
|
0.008 kWh per hour
|
Less than $0.01 per hour
|
|
Compact fluorescent (11 W) equivalent to 40 W incandescent
|
0.01 kWh per hour
|
Less than $0.01 per hour
|
|
Compact fluorescent (15 W) equivalent to 60 W incandescent
|
0.015 kWh per hour
|
Less than $0.01 per hour
|
|
Compact fluorescent (20 W) equivalent to 75 W incandescent
|
0.02 kWh per hour
|
Less than $0.01 per hour
|
|
Compact fluorescent (27 W) equivalent to 100 W incandescent
|
0.027 kWh per hour
|
Less than $0.01 per hour
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Halogen
|
|
|
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Halogen (300 W)
|
0.3 kWh per hour
|
$0.03 per hour
|
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Laundry
|
|
|
|
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Clothes dryer (light load vs. heavy load)
|
2.5 - 4 kWh per load
|
$0.28 - $0.44 per load
|
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Electric heated water
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|
|
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Warm Wash, cold rinse
|
2.3 kWh per load
|
$0.25 per load
|
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Hot wash, warm rinse
|
6.3 kWh per load
|
$0.69 per load
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Household Goods
|
|
|
|
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Vacuum cleaner
|
0.75 kWh per hou
|
$0.08 per hour
|
|
Iron
|
1.08 kWh per hour
|
$0.12 per hour
|
|
Clock
|
2 - 4 kWh per month
|
$0.22 - $0.44 per month
|
|
Night light (4w on 12-hours/day)
|
1.44 kWh per month
|
$0.16 per month
|
|
Electric Blanket: Twin
|
0.5 kWh/night
|
$0.06/night
|
|
Electric Blanket: Double/Queen
|
0.75 kW/night
|
$0.08/night
|
|
Electric Blanket: King
|
1 kW/night
|
$0.11/night
|
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Aquarium
|
0.05 - 1.21kWh per hour
|
$0.01 - $0.13 per hour
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Bathroom
|
|
|
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Hair dryer
|
1.5 kWh per hour
|
$0.17 per hour
|
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Curling iron
|
0.05 kWh per hour
|
$0.01 per hour
|
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Whirlpool tub
|
1.8 kWh per hour
|
$0.20 per hour
|
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Swimming Pool
|
|
|
|
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Sweep pump (3/4 hp)
|
0.56 kWh per hour
|
$0.06 per hour
|
|
Filter pump (1-1/2 hp)
|
1.12 kWh per hour
|
$0.12 per hour
|
|
Filter pump (2 hp)
|
Filter pump (2 hp)
|
$0.17 per hour
|
|
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Spa/Hot Tub
|
|
|
|
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Electric heater (1500 W)
|
1.5 kWh per hour
|
$0.17 per hour
|
|
Electric heater (5500 W)
|
5.5 kWh per hour
|
$0.61 per hour
|
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Medical Equipment
|
|
|
|
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Nebulizer
|
1 kWh per hour
|
$0.11 per hour
|
|
Oxygen Concentrator
|
0.46 kWh per hour
|
$0.05 per hour
|
|
Sleep Apnea Machine (CPAP)
|
0.2 kWh per hour
|
$0.02 per hour
|