20v for laptop works fine
You need to know what kind of voltage all your computer parts work at. There's not really a general Watt power supply that you should look for.
Obtain a power supply that has the correct output voltage that you need.
yes there is a need for cost effective power supply like solar energy
When your computer will not power on. When the cooling fan of the power supply has failed. When the amount of hardware in use in your case exceeds the power capability of your power supply.
To add more memory cards you do not need a larger power supply. To add more hard drives for more memory storage space you might need to increase power supply.
to give power in the appliances,that we need in power.
continuous
The power adapter need 230v, 50Hz supply
Power supply is dictated by your motherboard, simply get the power supply which matches the motherboards pin configuration.
Could someone please tell me what adaptor I will need to buy for my S2500W Wirelss Sound Rocker. It say 12V AC but I do not know the apms. Also where do I purchase this adaptor. Please help
No No No. If your supply can give .2A, and you need 2 Amps, your supply's not going to cut it.
You need to make sure you buy a power supply that is rated for your motherboard. Common ratings are 350w, 400w and 500w.