Manual service disconnect for in-vehicle electric current

A manual service disconnect for an in-vehicle electric current, the manual service disconnect comprising:

• a switch seat, comprising a seat portion and a plug holder, wherein the plug holder comprises a plurality of power legs disposed thereon, and the seat portion is hollow inside and comprises a plug port and a wire opening, and the plug holder is disposed in the seat portion and faces the plug port, and the power legs project from the wire opening;
• a safety plug assembly, comprising a plug portion matching the seat portion and a plug head disposed in the plug portion;
• and
• a protection cover, disposed on the seat portion and covering the wire opening to cover the power legs,
• wherein the plug holder is disposed for two power wires to be inserted through the wire opening, and each of the two power wires comprises a connection terminal fixed in the plug holder,
• a slot seat is disposed above the wire opening of the seat portion, and an insert hole is disposed on the slot seat for the protection cover to snap,
• the protection cover comprises an opening corresponding to the slot seat and a snap part hung inside the opening for the snap part to snap with the insert hole to make the protection cover connect with the seat portion, and
• a snap seat protrudes from one inner edge of the opening for the snap part to be configured in a manner of from the snap seat toward inside of the protection cover, and a gap is disposed between the snap seat and another inner edge of the opening, and the gap is at least greater than a diameter of any of the two power wires.