ABB TR450R

The ABB TR450R is a Class RK5 time delay fuse rated for 250V and 450A, designed to handle heavy-duty electrical circuits with reliability. This fuse is built to withstand temporary current surges without blowing, making it ideal for protecting motors, transformers, and other equipment that experience startup currents. Distributed by BSP Automation, the TR450R offers a solid solution when you need dependable circuit protection that stays cool under pressure. This fuse is sometimes casually referred to as the “workhorse” in the field due to its robust performance.