{"product_id":"honeywell-st9120g-4004-furnace-control-circuit-board-hq1009838hw-d611","title":"Honeywell ST9120G 4004 Furnace Control Circuit Board HQ1009838HW   #D611","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• Power Voltage Requirements: 18 to 30 Vac, 60 Hz\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e• Contact Ratings: Combustion Blower – 1.5A full load, 10A locked rotor at 115 Vac; 0.75A full load, 5A locked rotor at 230 Vac  • Circulating Fan Ratings (Heat-Cool speed): 15A full load, 30A locked rotor at 115 Vac; 7.5A full load, 15A locked rotor at 230 Vac  • Continuous Fan Speed (optional): 8A full load, 16A locked rotor at 115 Vac; 4A full load, 8A locked rotor at 230 Vac  • Maximum Combined Load for Electronic Air Cleaner (EAC) and Humidifier (HUM): 0.8A at 115 Vac  • Designed to integrate control of combustion blower and circulating fan operations  • Central wiring point for most electrical components in the furnace  • Compatible with Honeywell part numbers ST9120G4004 and ST9120U1003  • Supports multi-speed fan control with heat and cool settings  • Includes multiple wiring harnesses for compatibility with older plug designs (one , others discardable)  • Monitors thermostat inputs and safety switches for system coordination\u003c\/p\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":43673187450989,"sku":"14740","price":270.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/2419\/1853\/files\/s-l800_8879d959-0488-421f-9b98-99e389fe3a2e.jpg?v=1763350010","url":"https:\/\/willardshvacsupply.com\/products\/honeywell-st9120g-4004-furnace-control-circuit-board-hq1009838hw-d611","provider":"Willard's HVAC Supply","version":"1.0","type":"link"}