Home Appliances: Amps and Watts Ratings

How many amps and watts do household appliances use?

The domestic appliance power ratings shown below are indicative only. We've used the highest that we could find for popular household appliances.

Electrical power is measured in watts, W, a unit of power. Electrical current is measured in amps, A, the rate at which it flows. 

Ratings of commonly used household appliances

Domestic Portable Appliance Amps Used Watts Used Additional information

Laptop

<0.5

Up to 100

 

Mobile phone charger

<0.5

Up to 75

Since the introduction of USB 3 these devices are now typically 20W but can be as high as 75W for multiple fast charging

Chargers for battery operated devices

<0.5

Up to 75

Wide range of devices ranging from 7W for simple usb powered chargers to 75W for multiple charging devices

Battery chargers for tools

1.5

Up to 350

Typically, 50-350W the faster the charger the higher the power

Electric blanket

Up to 1.3

Up to 300

Typically, 90-300W. Double controller types are generally higher powered

Fridge (under counter type)

0.75

100

 

Freezer

0.75

100

Applies to upright and domestic chest type freezers generally the larger the freezer the higher the power

Mini Fridge

0.5

100

 

Fridge Freezer (Standard)

1.5

150

 

American Style Fridge Freezer

2.5

250

 

Kettle

Up to 13

Up to 3000

Typically, 2200 – 3000W

Satellite TV box/ Streaming devices

<0.5

30

 

Printer

<0.5

50

 

Radio

<0.5

15

 

Radiator or Fan Heater

Up to 13

Up to 3000

Typically, 2000 – 3000W

Desk lamp (with 60 W lamp)

<0.5

60

 

Desk lamp (with LED lamp)

<0.5

5

 

DVD/Blu-Ray player

<0.5

20

 

Hair dryer

10.0

2200

 

Hair straighteners

<0.5

Up to 100

Typically, 60 – 100W

Landline cordless telephone charger

<0.5

10

 

Computer monitor

<0.5

25

 

Desktop computer

1.3

Up to 300

Generally, the higher the specification the more power it needs, gaming computers tend to be highest

Television 55” UHD

<0.5

120

 

Games console

0.86

200

 

Washing machine

10

2200

 

Toaster (4 Slice)

9.0

2000

 

Toaster (2 Slice)

4.0

900

 

Tumble dryer (condenser or vented)

11.0

2500

 

Tumble dryer (Heat Pump)

3.5

800

New technology tumble dryers that have much lower consumption figures

Dishwasher

10.0

2200

 

Iron

13

3000

 

Microwave

6.5

1500

Standard microwave with no grill or oven function

Vacuum cleaner

9.0

2000

Pre 2014

Vacuum cleaner

7.0

1600

Pre 2017

Vacuum cleaner

4.0

900

Post 2017

Cordless vacuum cleaner

0.75

Up to 175

Typically 20-60W cordless vacuums using power tool batteries and chargers are higher

Wi-Fi router

<0.5

15

 

Single oven

13.0

3000

 

Electric Vehicle (Slow Charge)

Up to 13

Up to 3000

Not to be used with an extension lead Dedicated circuit required and ideally an EV rated socket-outlet

Portable air conditioner

Up to 9.3

Up to 2000

Typically, 900 – 2000W the higher the BTUs the higher the power

Patio Heater

Up to 13

Up to 3000

Typically, 1200-3000W

Extension lead

-

-

Does not draw any current by itself. However, has the potential to cause overloads if daisy chained

How do you convert watts and amps?

Watts To Amps Calculator
Amps To Watts Calculator

How to check if your household appliances are safe

It’s a good idea to check plugs and wires regularly, as your household appliances can be damaged with use.

Find out how to check the plugs on your household appliances here