Accessory Click to see full answer. Also to know is, what is ACC on a toggle switch?An illuminated rocker switch is like a SPST toggle switch with an extra terminal which allows the light to work. Most switches will be labeled “Power”, “ACC” or “Accessory”, and “Ground”. The switch opens and closes the connection between “Power” and “ACC”.Subsequently, question is, how does a toggle switch work? In a toggle switch you have a lever that you turn to one side or to the other to make the current flow to one side or to other, or to not flow at all. There are several types of toggle switches. These are characterized by the pole and the throw. A pole represents a contact. Regarding this, what is ACC switch on boat? “ACC” stands for “accessory,” which could be almost anything: cabin lighting, fishfinder, hailer, electric dog polisher, etc. It may not even be hooked to anything at the moment, but is available should you wish to add something.How does a 3 prong toggle switch work?Pin 1 is where the rocker switch receives the input power. Pin 2 is where the accessory that the switch is going to turn on is connected. Pin 3 is where the switch is either connected to ground or left open. And there is the pin which connects to the ground of the circuit.
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