Littelfuse

About

Littelfuse circuit protection for Canadian electrical panels and industrial equipment, sold online and at our Vaughan counter. This page covers time-delay power fuses and the blocks that hold them, the parts you replace after a fault or spec into a new build. Class RK5 time-delay fuses (FLSR series), 600V, from 5A to 50A and up, from $87 Class J fuse blocks and holders, 600V, up to 400A, from $105 Correct amperage matters: check the fuse label or your panel schedule before ordering Orders over $150 ship free across Ontario and Quebec, the rest of Canada gets 10% off at checkout, and we price match. Pickup is available at our counter in Vaughan, ON.