There are some easy rule of thumbs to see how much power stuff is using:
- If it gets really hot, it sucks lots of power: good hair dryers, heaters, kettles, ACs, induction hobs (these can be huge, 5000W+ when running at max on multiple zones), beefy PCs,...
- If it uses a transformer (so less than the mains voltage), it does not use lots of power: anything that runs on USB, laptops, routers, door bells...
Thats it, these simple rules should cover 90+% of your appliances. There are of course exceptions but these are not typically part of a household like stuff with beefy motors like industrial power tools, elevator motors, ...
rhudejo t1_j0496h9 wrote
Reply to comment by killercow777 in Does a kettle use more electricity than a TV? How much power your gadgets use by diacewrb
There are some easy rule of thumbs to see how much power stuff is using:
- If it gets really hot, it sucks lots of power: good hair dryers, heaters, kettles, ACs, induction hobs (these can be huge, 5000W+ when running at max on multiple zones), beefy PCs,...
- If it uses a transformer (so less than the mains voltage), it does not use lots of power: anything that runs on USB, laptops, routers, door bells...
Thats it, these simple rules should cover 90+% of your appliances. There are of course exceptions but these are not typically part of a household like stuff with beefy motors like industrial power tools, elevator motors, ...