Usage and Safety 
home/office and entertainment

 Home/Office and Entertainment 


Wattage

Estimated
Monthly Hours

Energy Use
kwh/month

Cost/Month
@ 11 cents/kwh

 Home/Office Communications

 

 

 

 

 Cordless Telephone

 3

 720

 $0.22

 Answering Machine

20

 720

 14

 $1.54

 Fax Machine (on standby)

5

 720

 4

 $0.44

 Fax Machine (in use)

170

 8

 ~

 ~

 Copier (on standby)

 100

 160

 16

$1.76 

 Copier (in use)

1,500

 20

 30

 $3.30

 Electric Typewriter

40

 6

 ~

 Audio Systems

 

 

 

 

 Alarm Clock or AM/FM Clock-Radio

4

 720

 3

 $0.33

 Stereo System (Tuner/Receiver, Speakers)

200

 50

 10

 $1.10

 Audio Dual-Tape Deck

 40

 60

 2

 $0.22

 CD Player (5-disk changer)

 20

 60

 Portable Stereo System (Boom-Box)

 30

 40

 Computer Systems

 

 

 

 

 Computer (PC) w/17-inch Color Monitor and Speakers

 400

 120

48

 $5.28

 Laptop Computer (on AC)

 50

 120

 6

 $0.66

 Ink/Bubble Jet Printer (on standby)

 3

 120

 ~

 ~

 Ink/Bubble Jet Printer (in use)

 180

 15

3

 $0.33

 Laser Printer (on standby)

 35

 180

 6

 $0.66

 Laser Printer (in use)

 800

 15

12 

 $1.32

 Modem - Cable or Phone

 20

 180

 4

 $0.44

 Scanner

 45

 3

 ~

 Televisions and Video Systems

 

 

 

 

 Television - 13-inch black/white

 50

180

9

 $0.99

 Television - 14- to 19-inch color

 100

 180

18

 $1.98

 Television - 21- to 26-inch color

 150

 180

27

 $2.97

 Television - 50-inch high-definition projection

 250

 180

45

 $4.95

 Television - larger than 26-inch

 200

 180

36

 $3.96

 Cable TV Converter Box

 25

 180

5

 $0.55

 Satellite Dish System

 100

 180

18

 $1.98

 Video Cassette Recorder (VHS)

 30

 60

2

 $0.22

 DVD Player (5-disk changer)

 20

 60

 ~

 ~

 Video Game Set (without TV)

 17

 30

 ~

 ~

 

KEY
~ Uses one or less than one kwh of electricity.