4-pole definite purpose contactor relay designed to switch high-current loads in HVAC and electrical control applications. Rated 40 A with a 120 V AC coil to provide dependable control of condenser units and other equipment while helping prevent overheating and intermittent operation caused by worn contacts. Built with weld-resistant silver cadmium oxide contacts and silver-coated copper contact material for consistent switching performance, plus a reinforced thermoset polyester housing and compact form factor for installation in tight electrical panels. UL listed construction supports use in service and replacement scenarios where reliable, quiet operation is needed. Compatible with C25ENF440A / 42CF25AFBBZ / CR353AD4BA1 / 3100Y40T10999. Disclaimer: This is not an Original Equipment Manufacturer (OEM) product, HQRP branded product is a replacement. All brand names and logos are registered trademarks of their respective owners. Any use of the brand names or model designations for this product are made solely for purposes of demonstrating compatibility.