{"product_id":"768a-845-furnace-hot-surface-ignitor-replacement-fast-reliable","title":"768A-845 Furnace Hot Surface Ignitor Replacement - Fast Reliable","description":"\u003cp\u003eIn this review of the 768A-845 furnace hot surface ignitor replacement, the bottom line is simple: this is a reliable, direct-replacement ignitor for homeowners and HVAC techs who need a quick fix for ignition failures. The reviewer found the unit's silicon nitride construction and rated 80V design deliver consistent heating and faster ignition compared with worn OEM pins. It is aimed at people replacing a broken or cracked ignitor on compatible Emerson White-Rodgers and Trane systems and sells itself on durability and straightforward fit when the dimensions and 2-terminal AMP connector match the original.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect replacement:\u003c\/strong\u003e The 768A-845 is designed to match common Emerson White-Rodgers and Trane ignitors so installation is usually plug-and-play when the connector and dimensions match.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium material:\u003c\/strong\u003e The silicon nitride element provides a high average ignition count and better resistance to thermal stress than cheaper ceramic alternatives.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact dimensions:\u003c\/strong\u003e At roughly 3 x 1.25 x 0.35 in with a 5.25 in lead, the ignitor fits into tight furnace compartments where space is limited.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard connector:\u003c\/strong\u003e The 2-terminal AMP with 0.84 in female sockets uses common wiring hardware for quicker swaps during service calls.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated voltage:\u003c\/strong\u003e The 80V 50\/60Hz rating matches many furnace control outputs so it behaves consistently under normal system voltages.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTested life:\u003c\/strong\u003e Each unit is inspected and offers an average ignition count advertised around 100,000 cycles, suggesting solid durability for regular seasonal use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe 768A-845 is best for homeowners, DIYers, and HVAC technicians replacing a failed hot surface ignitor on compatible Emerson White-Rodgers or Trane furnaces who need a straightforward swap. It is particularly useful when the original part number matches or the installer can confirm the 2-terminal AMP connector and the small dimensional footprint will fit the assembly.\u003c\/p\u003e\n\u003cp\u003eIt is less suitable for systems that use different connector types, different pin lengths, or for users who expect a full replacement kit with brackets or mounting hardware, since this listing contains only a single ignition pin and no extra parts.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDurable silicon nitride construction offers a long ignition life under normal use.\u003c\/li\u003e\n\u003cli\u003eDirect-replacement sizing and 2-terminal AMP connector make installation fast when compatible.\u003c\/li\u003e\n\u003cli\u003eCompact form and 5.25 in wire length fit many furnace assemblies without modification.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe ignitor needle is extremely fragile and requires careful handling during installation to avoid breakage.\u003c\/li\u003e\n\u003cli\u003eThe product ships as a single pin only, so users needing additional mounting hardware must source those separately.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e768A-845\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated voltage\u003c\/td\u003e\n\u003ctd\u003e80 Volt 50\/60Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eSilicon nitride\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector\u003c\/td\u003e\n\u003ctd\u003e2-terminal AMP, 0.84 in female sockets\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e3 x 1.25 x 0.35 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWire length\u003c\/td\u003e\n\u003ctd\u003e5.25 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAverage ignition count\u003c\/td\u003e\n\u003ctd\u003eAbout 100,000 cycles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe 768A-845 furnace hot surface ignitor is a practical, value-focused replacement for compatible Emerson White-Rodgers and Trane systems. It delivers reliable ignition and long life thanks to silicon nitride construction, making it a sensible purchase for anyone who can confirm fitment and connector compatibility. Choose this if you need a durable single-pin replacement and can handle the fragile element with care.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill this ignitor fit my furnace?\u003c\/strong\u003e\u003cbr\u003eCheck the original ignitor dimensions, the 2-terminal AMP connector and rated voltage; if those match, it is likely a direct replacement.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the package include mounting hardware?\u003c\/strong\u003e\u003cbr\u003eNo, this product contains only the single ignition pin and no brackets or extra parts.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow fragile is the ignition needle?\u003c\/strong\u003e\u003cbr\u003eThe silicon nitride needle is strong in operation but extremely fragile to impact, so handle the pin carefully during installation to avoid cracking.\u003c\/p\u003e","brand":"MOHTOL","offers":[{"title":"Default Title","offer_id":48636178104539,"sku":"B0FDVJW926","price":43.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/51R_XvgEszL._AC_SL1500.jpg?v=1778594171","url":"https:\/\/gearmusthave.com\/products\/768a-845-furnace-hot-surface-ignitor-replacement-fast-reliable","provider":"GearMustHave","version":"1.0","type":"link"}