Product Description
The variable cross-section fuse body made by pure copper/silver piece(or silver wire)is sealed in the susion tube which is made by the high strength porcelain; there is full of the high-purity quartz sand processed after chemistry to take the extinguishing of arc medium in the tube, the two sides form the knnife shape contact insert type structure, The fuse may have fuse indicator or striker, when the fuse element fusing it can demonstrate fusing(indicator) or transforms each kind of single as well as automatic transfer circuit(striker).