{"product_id":"031-01933-000-honeywell-lennox-furnace-control-circuit-board","title":"031-01933-000 Honeywell Lennox Furnace Control Circuit Board","description":"\u003cp\u003e\u003cstrong\u003e\u003cem\u003eThis product may contain shelf wear, have minor cosmetic imperfections, or have been tested. All our certified pre-owned products are backed by our return policy. We offer free shipping on all items. Please contact us for discounts or if you have any questions. We look forward to doing business with you!\u003c\/em\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003e031-01933-000\u003c\/strong\u003e is a genuine Honeywell furnace control circuit board designed for use in Lennox gas furnace systems. This board serves as the primary control center for furnace operation, managing ignition sequencing, blower motor activation, safety interlocks, and thermostat signal processing.\u003c\/p\u003e\n\n\u003cp\u003eThis integrated furnace control board coordinates all major functions of the heating system, including gas valve operation, flame sensing, and fan speed control for both heating and cooling modes. It is engineered to provide reliable, consistent performance and is a direct replacement for failed or malfunctioning control boards in compatible Lennox furnace models. The board features onboard diagnostic LED indicators to assist technicians with troubleshooting fault codes during service calls.\u003c\/p\u003e\n\n\u003cp\u003eAs a certified pre-owned unit, this control board has been inspected and tested to verify proper functionality. It offers a cost-effective alternative to purchasing a new OEM board while maintaining the reliability expected from Honeywell-manufactured controls.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eKey Specifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 031-01933-000\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Honeywell (OEM for Lennox)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Furnace Control Circuit Board \/ Integrated Furnace Control (IFC)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Lennox gas furnace systems (verify specific model compatibility before ordering)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e Typically rated for 24VAC control circuit \/ 120VAC line voltage\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunctions:\u003c\/strong\u003e Ignition control, blower sequencing, safety monitoring, thermostat interface\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiagnostics:\u003c\/strong\u003e Onboard LED fault code indicators\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e Certified Pre-Owned, tested and inspected\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eIf you are unsure whether this control board is compatible with your specific Lennox furnace model, please contact us before purchasing. Our team can help verify fitment and answer any technical questions.\u003c\/p\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":43673135022189,"sku":"14300","price":248.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/2419\/1853\/files\/s-l800_c6195afe-1238-42b1-88a0-7dc9d01c16e0.jpg?v=1763348500","url":"https:\/\/willardshvacsupply.com\/products\/031-01933-000-honeywell-lennox-furnace-control-circuit-board","provider":"Willard's HVAC Supply","version":"1.0","type":"link"}