{"product_id":"icp-hot-surface-igniter-for-rgs121heba0aaaa-silicon-nitride-oem-kit-ships-today","title":"ICP Hot Surface Igniter for RGS121HEBA0AAAA — Silicon Nitride OEM Kit | Ships Today","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\n\u003cp\u003eThis OEM hot surface igniter (HSI) is the direct-fit ignition component for the ICP\/Heil\/Tempstar RGS121HEBA0AAAA gas furnace. The silicon-nitride element glows red-hot on each heat call to light the burners. When the igniter cracks, carbons over, or drifts out of its heat-up range, the furnace locks out and produces no heat — the single most common no-heat failure on this platform. This listing includes OEM igniter part \u003cstrong\u003e1171306\u003c\/strong\u003e and its matching \u003cstrong\u003e1188370 wiring kit\u003c\/strong\u003e, giving you the correct element plus the harness and plug for a clean, reliable replacement.\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\u003e1171306 (igniter), 1188370 (wiring kit)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eHot Surface Igniter (silicon nitride)\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\u003eVoltage\u003c\/td\u003e\n\u003ctd\u003e120V\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\u003eEngineered for the ICP family RGS121HEBA0AAAA furnace and shared across Heil, Tempstar, and Comfortmaker units on the same chassis. Confirm your existing igniter part number and plug style against 1171306 \/ 1188370 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 — Shut off gas and disconnect power at the furnace switch; verify zero voltage with a multimeter.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccess\u003c\/strong\u003e — Remove the burner\/blower service panel.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDocument\u003c\/strong\u003e — Photograph the igniter mounting and wire routing before disconnecting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemove\u003c\/strong\u003e — Unplug the igniter harness, remove the mounting screw(s), and lift out the old igniter without touching the element with bare fingers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall\u003c\/strong\u003e — Mount the new 1171306 igniter, install the 1188370 wiring kit, and reconnect per your photo. Keep the ceramic element clean.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTest\u003c\/strong\u003e — Restore gas and power, then watch a full ignition cycle to confirm the element glows and burners light.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch3\u003eSigns You Need a Replacement\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFurnace blows cold air or runs the blower with no flame.\u003c\/li\u003e\n\u003cli\u003eIgniter does not glow, or glows weakly\/unevenly.\u003c\/li\u003e\n\u003cli\u003eVisible cracks or chips in the ceramic element.\u003c\/li\u003e\n\u003cli\u003eRepeated ignition lockouts and limited cycles on the control board.\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":"OEM","offer_id":63027535642995,"sku":"1171306","price":54.6,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":63047633633651,"sku":"1171306-GEN","price":42.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-igniter-silicon-nitride-1171306_f815bebf-bda9-41bf-b6fe-989356634857.jpg?v=1782892282","url":"https:\/\/nationalhvacparts.com\/products\/icp-hot-surface-igniter-for-rgs121heba0aaaa-silicon-nitride-oem-kit-ships-today","provider":"National HVAC Parts","version":"1.0","type":"link"}