The utility model discloses a fuse type disconnecting switch, comprising a plurality of modular one-pole disconnecting switches combined together. Each one-pole disconnecting switch comprises a pedestal, a handle and a fuse, the rear end of the handle is in movable connection with the pedestal via a hinge shaft, and the fuse is hung on the handle and is equipped with a firing pin and a contact blade; a substrate is arranged in the pedestal, front and back sockets are arranged on the substrate, and an arc extinguishing cover and an insulating plate covers at the upper parts of the front socket and the back socket in one-to-one correspondence; a switch indicator is arranged on one side plate of the pedestal, a fuse indicator and an impacting member are arranged on the inner side surface of the insulating plate, and a switch device is arranged on the inner side surface of the handle corresponding to the switch indicator; the inner side surface of the handle is also equipped with two contact pieces contacted with the contact blade of the fuse, the two contact pieces are electrically connected via a current-limiting resistor and a light-emitting diode, and the light-emitting diode is arranged on a transparent observing window of the handle.