PFRA.040 is a type of fuse manufactured by Schurter. It is a single-phase, fast-acting fuse that provides protection from over-voltage, overload, and short-circuits. This thin-film fuse features a current rating of 40A and a voltage rating of 250V AC, making it a suitable choice for general-purpose applications. It has a breaking capacity of 10kA at a rated voltage of 690V and a response time of 15 ms. The fuse has an illuminated LED indicator which offers an easy visual indication of a blown fuse.