How many amps do car amplifiers draw?
A typical car amplifier requires anywhere from 10-30 amps. (You can check how much amperage you need by looking at the fuses usually located close to the inputs on your amplifier.)
How many watts does a car stereo draw?
On average, a car stereo uses about 12 watts a day. Of course, this will fluctuate depending on the amount you use the stereo, but it’s a good number to keep in mind! The average car battery is generally between 500 and 1000 amps.
How many amps does an aftermarket radio use?
A typical stereo head unit will need about 5 amps of power. If you want to crank up the volume for parties and plan on using a powerful amplifier, then 5 amps likely won’t be enough either. We do have power supplies available that offer up to 30 amps.