Industrial Product Portfolio
Learn about our fuses and fuse holders, protection relays, electronic controls, surge protective devices, auxiliary switches, and temperature sensors.
Littelfuse manufactures a variety of time delay relays designed to control power to different types of electrical loads. These time delay relays include multi-function, on-delay, delay-on-make, delay-on-break, single shot, interval, recycle, percentage, dual-function, HVAC, and coin vending. The multi-function relays provide the option of choosing among functions and time delay ranges. The electro-mechanical relays offer a number of different functions and ensure isolation between input and output. The solid-state relays have no moving parts to arc or wear out over time and are fully encapsulated.