Collection: Relay Output Modules

Relay Output Modules is discrete output hardware that uses electromechanical or solid-state relay channels to switch external electrical loads from a controller. Their architecture separates controller logic from field circuits through relay contacts, driver electronics, isolation and terminal connections arranged as a multi-channel output module. Modules differ by channel count, contact form, switching voltage, current rating, isolation method, response time and backplane compatibility. Relay outputs allow PLC and DCS systems to operate contactors, solenoids, alarms, interposing relays and other on-off field devices while maintaining electrical separation from controller electronics. This collection groups components from the same technical family for engineering reference, maintenance planning, system expansion, and replacement of installed equipment. Models are organized by system role so users can distinguish controllers, I/O, communication, power, interface, sensing, and termination hardware without mixing unrelated automation platforms.