SL Series time-delay fuses are designed with tamper-resistant dimensions to prevent substitution of incorrectly sized fuses.
T Series heavy-duty, time-delay, spring-loaded fuses are designed to protect industrial motors and critical residential circuits.
TL Series time-delay plug fuses are engineered for normal-duty motor loads. They feature ceramic construction and a screw-in body style.
W Series fast-acting fuses are engineered for residential loads and nonmotor industrial circuits such as lighting and heating. They feature an It features an Edison base size and will thread into standard fuse receptacles.