{"product_id":"oem-lennox-silicon-carbide-hot-surface-ignitor-5-25-87x83","title":"OEM Lennox Silicon Carbide Hot Surface Ignitor 5.25\" — 87X83","description":"\u003cp\u003eThe \u003cstrong\u003e87X83\u003c\/strong\u003e is a genuine OEM Lennox silicon carbide hot surface ignitor featuring a 5.25\" lead and a receptacle-style connector with 0.093\" male pins. When your Lennox furnace calls for heat, this ignitor heats to incandescence to ignite the gas burners — without a healthy ignitor, the furnace simply cannot start a heating cycle. It directly replaces Robertshaw 41-404.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCommon failure symptoms:\u003c\/strong\u003e no ignition despite an audible gas valve, the furnace short-cycles or locks out, cold air from the vents, a visibly cracked or discolored silicon carbide tip, or an ignitor that fails to glow when tested.\u003c\/p\u003e\u003cp\u003eBecause silicon carbide is fragile and wears out with repeated thermal cycling, a failing ignitor is one of the most frequent no-heat callbacks in the field. Installing the OEM Lennox \u003cstrong\u003e87X83\u003c\/strong\u003e guarantees the proper glow temperature, resistance value, and connector match for your equipment, protecting the control board's ignition timing and giving you dependable, safe startups season after season.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081132032371,"sku":"LNX-87X83","price":29.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-igniter-silicon-carbide-LNX-87X83.jpg?v=1783763528","url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-silicon-carbide-hot-surface-ignitor-5-25-87x83","provider":"National HVAC Parts","version":"1.0","type":"link"}