Fuses combine extreme current limitation with balanced performance

LITTELFUSE POWR-SPEED PSR Series High-Speed Square Body Fuses come in two new case sizes (70 and 73) along with new intermediate ratings in sizes 71 and 72. Product series of square body fuses combines extreme current limitation, enhanced cycling capability and low watt-loss design in a direct bus-bar mount flush-end construction with blown fuse indication included. Device’s design accommodates high current ratings with enhanced dc performance in a small footprint.