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Whether you're looking for relays to automatically turn power on at regular intervals or need to switch electrical equipment off at specific times, Grainger Canada has you covered. Choose from a wide variety of relays, including alternating relays, IEC and NEMA style relays, sockets, and more. If your process or application calls for safety monitoring, you'll also find the right solution at Grainger Canada from an assortment of safety monitoring relays. Browse by product category or search by brand name to find the right solution for every job.