Circuit Breaker ABS Car Marine Boat Speaker Circuit Breaker Trolling with Accessory Kit for Circuit Protection 200A Item Type: Circuit Breaker Material: ABS + Metal Size: Approx. 83 x 67mm/3.3 x 2.6in Product function: When the circuit is short-circuited, the power supply can be automatically cut off to protect the equipment. Scope of application: Suitable for overload protection of car audio/video systems, boats, trucks, buses, RVs, ATV winches, ships and DC sound amplifier systems. Maximum carrying current: 200A Working method: (1) Open circuit protection: When the current reaches the cut-off value, the long car will automatically bounce off and cut off the power supply. Generally, it will open in a short circuit. After the fault is removed, the long handle can be pressed back to its original position. (2) Manual power off: We need to disconnect the circuit when refitting, and directly press the red button on the fuse. At this time, the long handle automatically springs to cut off the power. Connect as above, and then press the long handle back to its original position. Applicable wire gauge: 0GA/4GA Applicable voltage: 12-24V DC