{"product_id":"resideo-s8701a1050-module","title":"Resideo S8701A1050 Module","description":"\u003cp class=\"PDq2pG_selectionAnchorContainer\"\u003eThe \u003cstrong\u003eResideo S8701A1050 Direct Spark Ignition Control Module\u003c\/strong\u003e is an electronic DSI control designed to manage ignition sequencing, flame monitoring, gas control operation, and safety shutdown in compatible gas-fired HVAC and heating equipment.\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe S8701A1050 configuration provides a \u003cstrong\u003e30-second pre-purge\u003c\/strong\u003e, followed by a \u003cstrong\u003e4-second trial for ignition\u003c\/strong\u003e with one ignition trial. It uses a \u003cstrong\u003etwo-rod flame-sensing configuration\u003c\/strong\u003e and includes an alarm terminal. The S8701 control family also incorporates pressure-switch input and fan relay functions as part of the burner operating sequence.\u003c\/p\u003e\n\u003cp\u003eWhen replacing an existing \u003cstrong\u003egas furnace ignition control module\u003c\/strong\u003e, verify the complete part number, wiring terminals, ignition sequence, flame-sensing arrangement, pre-purge requirements, ignition trial timing, and appliance specifications. Terminal arrangements and operating sequences can vary between ignition controls, so replacement should not be determined by physical appearance alone.\u003c\/p\u003e\n\u003ch3\u003eKey Benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Resideo\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e S8701A1050\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControl Type:\u003c\/strong\u003e Direct Spark Ignition (DSI) Control Module\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePre-Purge:\u003c\/strong\u003e 30 seconds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrial for Ignition:\u003c\/strong\u003e 4 seconds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIgnition Trials:\u003c\/strong\u003e One\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlame Sensing:\u003c\/strong\u003e Two-rod configuration\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAlarm Terminal:\u003c\/strong\u003e Included\u003c\/li\u003e\n\u003cli\u003eControls ignition sequencing and flame monitoring\u003c\/li\u003e\n\u003cli\u003eSupports pressure-switch input and fan relay functions\u003c\/li\u003e\n\u003cli\u003eProvides safety shutdown when proper ignition is not established\u003c\/li\u003e\n\u003cli\u003eDesigned for compatible gas-fired HVAC and heating equipment\u003c\/li\u003e\n\u003cli\u003ePart of the Resideo replacement platform for applicable older S87 and S89 controls\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCommon Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the Resideo S8701A1050 used for?\u003c\/strong\u003e\u003cbr\u003eThe S8701A1050 is a \u003cstrong\u003edirect spark ignition control module\u003c\/strong\u003e used to control the ignition sequence and monitor flame operation in compatible gas-fired appliances.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the S8701A1050 have a pre-purge cycle?\u003c\/strong\u003e\u003cbr\u003eYes. The S8701A1050 configuration has a \u003cstrong\u003e30-second pre-purge\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the trial-for-ignition time?\u003c\/strong\u003e\u003cbr\u003eThe S8701A1050 provides a \u003cstrong\u003e4-second trial for ignition\u003c\/strong\u003e with one ignition trial.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this ignition module use separate spark and flame-sensing rods?\u003c\/strong\u003e\u003cbr\u003eYes. The S8701A1050 uses a \u003cstrong\u003etwo-rod configuration\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan the S8701A1050 replace an older Honeywell S87 or S89 module?\u003c\/strong\u003e\u003cbr\u003eThe S8701 family is designed as a replacement platform for applicable older S87 and S89 controls. However, always verify terminal configuration, ignition timing, flame-sensing method, and appliance requirements before replacement.\u003c\/p\u003e\n\u003ch3\u003eSEO Keywords\u003c\/h3\u003e\n\u003cp\u003eResideo S8701A1050, direct spark ignition control, DSI ignition module, gas furnace ignition control module, Resideo ignition control\u003c\/p\u003e\n\u003ch3\u003eCommon Search Questions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eWhat does the Resideo S8701A1050 replace?\u003c\/li\u003e\n\u003cli\u003eWhat is the trial-for-ignition time on the S8701A1050?\u003c\/li\u003e\n\u003cli\u003eIs the S8701A1050 a two-rod direct spark ignition module?\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eDisclaimer:\u003c\/strong\u003e While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eS8701A1050 is the cross for S87K1008 \u003c\/span\u003e\u003c\/p\u003e","brand":"Resideo","offers":[{"title":"Default Title","offer_id":8134086852723,"sku":"S8701A1050","price":587.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1838\/2375\/files\/Image_5ca26486-8536-4708-aa34-bd5ccd3f513c.png?v=1786644847","url":"https:\/\/www.gsistore.com\/en-ca\/products\/resideo-s8701a1050-module","provider":"GSIstore","version":"1.0","type":"link"}