{"product_id":"honeywell-lennox-1084-853-defrost-control-circuit-board-100269-07-p171a","title":"Honeywell LENNOX 1084-853 Defrost Control Circuit Board 100269-07  #P171A","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• Compatible with Lennox models requiring 1084-853 or 100269-07 control boards\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e• Time\/temperature controlled defrost cycle with relay and time delay functions  • Field-selectable defrost interval options: 30, 60, or 90 minutes (factory default 90 minutes)  • Maximum defrost period fixed at 14 minutes  • Includes five-minute compressor anti-short cycle delay to protect compressor longevity  • Built-in pressure switch lockout and low pressure switch circuits for system safety  • Inputs from defrost thermostat, pressure switches, and thermostat commands  • Controls reversing valve, heat strips, fan motor cycling during defrost  • Designed to terminate defrost cycle automatically when liquid line temperature reaches approximately 70°F (21°C)  • OEM replacement for Lennox, Armstrong, and Ducane HVAC systems  • Coordinates sensors and safety switch monitoring for efficient operation\u003c\/p\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":43672869732461,"sku":"12141","price":196.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/2419\/1853\/files\/s-l800_f10a0e10-39c7-4b30-a251-2d06f0a1c8c5.jpg?v=1763341007","url":"https:\/\/willardshvacsupply.com\/products\/honeywell-lennox-1084-853-defrost-control-circuit-board-100269-07-p171a","provider":"Willard's HVAC Supply","version":"1.0","type":"link"}