{"product_id":"lennox-heatcraft-hb-00907da-egc-2-73k8001-furnace-control-circuit-board-d621a","title":"LENNOX HEATCRAFT HB-00907DA EGC-2 73K8001 Furnace Control Circuit Board #D621A","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\u003cp\u003e\u003cstrong\u003e· Controls gas ignition and safety checks for two-stage gas heating furnaces\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e· Manages indoor blower operation with fan on\/off timing · Interfaces with thermostat signals for first and second stage heat demands · Controls furnace combustion air inducer, gas valve, and blower based on system inputs such as pressure and limit switch signals · Features integrated control, transformer, and door switch in control box · Equipped with seven-segment LED display for real-time status and error code diagnostics · Provides outputs for optional accessory connection (ACC 120VAC) and multiple line and neutral terminals · Compatible with LENNOX Heatcraft furnace models requiring EGC-2 control board · Supports safety-related switch monitoring (limit switch, pressure switch, flame sensor) · Enables fault detection and recovery protocols for reliable operation · Connects easily via wire harness and terminals, designed for snap-mount installation\u003c\/p\u003e","brand":"Heatcraft","offers":[{"title":"Default Title","offer_id":43673155666029,"sku":"14479","price":290.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/2419\/1853\/files\/s-l800_f9e04b22-8580-41b4-94cb-e9fc24290167.jpg?v=1763349118","url":"https:\/\/willardshvacsupply.com\/products\/lennox-heatcraft-hb-00907da-egc-2-73k8001-furnace-control-circuit-board-d621a","provider":"Willard's HVAC Supply","version":"1.0","type":"link"}