How many amps does a dash cam need?
How many amps does a dash cam need? A 2 amp fuse will be fine for a regular dashcam, and a 5 amp fuse is still considered to be OK. Can you install a fuse tap backwards? You actually can install a fuse tap backwards. If you install it in the incorrect orientation power for both devices will flow through the original fuse and make it more likely to blow (though not that likely since dash cams don't draw much). Does it matter which way you install fuse? It doesn't matter which end of the fuse holder gets used for...