Littelfuse, Inc. High Speed Fuse Microswitch MS3H1000C

Littelfuse MS Series external mount Microswitches offer permanent blown fuse indication to PSR Series High-Speed Square-Body Semiconductor Fuses. They have one normally open (N.O.) and one normally closed (N.C.) contact rated for 4A, 250Vac. These microswitches have a visual red flap or arm indicator that releases after fuse blown condition and can also be used for resetting the microswitch contacts. Designed to fit PSR Series Fuse Case Sizes 30 - 33 Internal microswitch UL recognized Red flap visual indicator and contact reset mechanism