{"product_id":"lennox-46m9901-furnace-control-circuit-board","title":"Lennox 46M9901 Furnace Control Circuit Board","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp data-start=\"15\" data-end=\"421\"\u003eThe Lennox 46M9901 is a furnace control board designed to manage ignition, blower operation, and safety functions in compatible Lennox heating systems. It provides reliable electronic control to help maintain efficient furnace performance and dependable system protection. Built for residential and light commercial applications, it serves as a direct replacement for compatible furnace control assemblies.\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"574\" data-start=\"284\"\u003e \u003c\/p\u003e\n\u003cp class=\"\" data-end=\"574\" data-start=\"284\"\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications \u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLennox\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eControl Boards\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e46M9901\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFurnace Control Boards\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFunction\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFurnace Control and Ignition Management\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eResidential and Light Commercial Heating Systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLennox Furnace Systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMounting\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePanel Mounted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSafety Functions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIntegrated Fault Detection and Monitoring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFrequency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVoltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStandard Low-Voltage Furnace Control Input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e7 × 4 × 12 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.56 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003e\u003cbr\u003e\u003c\/h4\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eInformation About \u003cspan data-sheets-root=\"1\"\u003e46M9901\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp data-start=\"449\" data-end=\"1029\" class=\"PDq2pG_selectionAnchorContainer\"\u003eThe 46M9901 is a Lennox furnace control board engineered to coordinate the primary operating functions of residential and light commercial heating equipment. It controls ignition sequencing, blower motor operation, and integrated safety monitoring to ensure stable and efficient furnace performance. Designed specifically for Lennox systems, the board offers reliable compatibility and straightforward installation within existing furnace enclosures. Its durable electronic construction supports continuous operation while helping maintain safe and consistent heating performance.\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-end=\"1825\" data-start=\"1806\"\u003e\u003cstrong data-end=\"1823\" data-start=\"1806\"\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1052\" data-end=\"1883\"\u003e\n\u003cli data-section-id=\"2by9t5\" data-start=\"1052\" data-end=\"1149\"\u003eIgnition Control: Manages burner ignition sequences for reliable furnace startup and operation.\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"au391n\" data-start=\"1150\" data-end=\"1252\"\u003eBlower Management: Controls blower motor timing to maintain efficient airflow during heating cycles.\u003c\/li\u003e\n\u003cli data-section-id=\"17ghshv\" data-start=\"1253\" data-end=\"1370\"\u003eIntegrated Safety Functions: Monitors system conditions and initiates protective shutdown when faults are detected.\u003c\/li\u003e\n\u003cli data-section-id=\"wl7kf1\" data-start=\"1371\" data-end=\"1479\"\u003eOEM Compatibility: Designed specifically for compatible Lennox furnace systems to ensure proper operation.\u003c\/li\u003e\n\u003cli data-section-id=\"n3qlw7\" data-start=\"1480\" data-end=\"1588\"\u003eCompact Construction: Fits standard furnace control compartments for simplified replacement and servicing.\u003c\/li\u003e\n\u003cli data-section-id=\"1kgcvse\" data-start=\"1589\" data-end=\"1695\"\u003eDurable Electronics: Built with high-quality electronic components for dependable long-term performance.\u003c\/li\u003e\n\u003cli data-section-id=\"ci2rws\" data-start=\"1696\" data-end=\"1777\"\u003ePanel Mount Design: Installs securely within compatible furnace control panels.\u003c\/li\u003e\n\u003cli data-section-id=\"pl1xmf\" data-start=\"1778\" data-end=\"1883\"\u003eMulti-Function Operation: Combines ignition, blower, and safety management into a single control board.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1885\" data-end=\"2025\"\u003eThe 46M9901 delivers the reliability and precision required for furnace control, ignition management, and residential HVAC system operation.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":50533515821354,"sku":"46M9901","price":754.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/0392\/4266\/files\/46M9901.jpg?v=1756226511","url":"https:\/\/iqelectro.com\/products\/lennox-46m9901-furnace-control-circuit-board","provider":"IQElectro","version":"1.0","type":"link"}