{"product_id":"icp-2-pole-30a-40a-contactor-for-rgs121heba0aaaa-24v-coil-oem-ships-today","title":"ICP 2-Pole 30A\/40A Contactor for RGS121HEBA0AAAA — 24V Coil OEM | Ships Today","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\n\u003cp\u003eThis OEM 2-pole contactor is the switching relay that powers the compressor and condenser fan circuit on the ICP\/Heil\/Tempstar RGS121HEBA0AAAA system. A 24V control signal from the thermostat energizes the coil, pulling the contacts closed to deliver line voltage to the outdoor unit. Over time the contacts pit, burn, or weld, and the coil can fail — causing a unit that won't start, chatters, or won't shut off. This listing covers OEM \u003cstrong\u003e1178074 (2-pole, 30A, 24V)\u003c\/strong\u003e and \u003cstrong\u003e1178211 (2-pole, 40A, 24V)\u003c\/strong\u003e so you can match your system's amperage rating exactly.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpec\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOEM Part Number\u003c\/td\u003e\n\u003ctd\u003e1178074 (30A), 1178211 (40A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eDefinite purpose contactor, 2-pole\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eICP \/ Heil \/ Tempstar \/ Comfortmaker\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRating\u003c\/td\u003e\n\u003ctd\u003e30A or 40A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCoil Voltage\u003c\/td\u003e\n\u003ctd\u003e24V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePoles\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFit\u003c\/td\u003e\n\u003ctd\u003eOEM direct replacement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eRGS121HEBA0AAAA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cp\u003eDesigned for the ICP family RGS121HEBA0AAAA and shared Heil, Tempstar, and Comfortmaker equipment. Match the amperage (30A 1178074 or 40A 1178211) and confirm the 24V coil before installing.\u003c\/p\u003e\n\n\u003ch3\u003eInstallation Guide\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety First\u003c\/strong\u003e — Disconnect power at the disconnect and breaker; verify zero voltage with a multimeter.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccess\u003c\/strong\u003e — Remove the electrical\/control service panel.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDocument\u003c\/strong\u003e — Photograph all line, load, and 24V coil wires before disconnecting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemove\u003c\/strong\u003e — Transfer wires one at a time or label them, then unscrew and remove the old contactor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall\u003c\/strong\u003e — Mount the new contactor (1178074 or 1178211) and reconnect each wire to the matching terminal per your photo.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTest\u003c\/strong\u003e — Restore power, call for cooling, and confirm the contacts pull in and the compressor\/fan energize.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch3\u003eSigns You Need a Replacement\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBurned, pitted, or welded contacts.\u003c\/li\u003e\n\u003cli\u003eBuzzing or chattering when energized.\u003c\/li\u003e\n\u003cli\u003eUnit won't start or won't shut off.\u003c\/li\u003e\n\u003cli\u003eCoil fails to pull contacts in with 24V applied.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eShipping \u0026amp; Returns\u003c\/h3\u003e\n\u003cp\u003eShips same day before 3 PM CST. 30-day returns. Backed by the National HVAC Parts fitment guarantee.\u003c\/p\u003e","brand":"ICP","offers":[{"title":"Direct Replacement","offer_id":63027535348083,"sku":"1178074-GEN","price":34.0,"currency_code":"USD","in_stock":true},{"title":"OEM","offer_id":63047931134323,"sku":"1178074","price":44.2,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-contactor-2pole-1178074_b47ee24d-d950-4fcf-8368-7afe608ad4c3.jpg?v=1782881218","url":"https:\/\/nationalhvacparts.com\/products\/icp-2-pole-30a-40a-contactor-for-rgs121heba0aaaa-24v-coil-oem-ships-today","provider":"National HVAC Parts","version":"1.0","type":"link"}