An amp gauge measures the actual amount of electrical current flowing into or out of the battery. The amp gauge needle will move to the (+) when the generator output is recharging the battery.

How many amps does a 16 gauge wire carry?

Why Wire Gauge Is ImportantWire UseRated AmpacityWire GaugeLow-voltage lighting and lamp cords10 amps18-gaugeExtension cords (light-duty)13 amps16-gaugeLight fixtures, lamps, lighting circuits15 amps14-gaugeKitchen, bathroom, and outdoor receptacles (outlets); 120-volt air conditioners20 amps12-gauge4 more rows•Feb 1, 2021

Is 15 volts too high?

Higher than 15 volts indicates a fault in the charging systems voltage regulator or related circuits. If its substantially excessive, this can cause electrical system and/or battery damage. You mentioned your voltmeter runs at about 15 volts most of the time.

Should your battery gauge be in the middle?

t should not be High, that is a sign of overcharging. Normal should be at middle or just above center. Have the charging system tested to make sure your gauge is reading correctly.