{"product_id":"carrier-hk42fz027-furnace-control-board-oem-hvac-circuit-replacement","title":"Carrier HK42FZ027 Furnace Control Board OEM HVAC Circuit Replacement","description":"\u003ch4 class=\"PDq2pG_selectionAnchorContainer\"\u003eDescription\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eThe Carrier HK42FZ027 Control Board is an OEM furnace control circuit designed to manage heating system operation, safety monitoring, and equipment sequencing. It processes signals from sensors and safety switches to control furnace functions and protect the unit during abnormal operating conditions. The board is used in compatible Carrier gas furnace models to provide reliable system control and replacement performance.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\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\u003eCarrier\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHVAC Controls\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHK42FZ027\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 Board\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eElectronic Furnace Control Circuit Board\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eResidential gas furnace systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Equipment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCarrier 313AAV024045ACJA, 313AAV024045ABJA, 313AAV024045AAJA and other compatible models\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFunction\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFurnace operation control, sequencing, and safety monitoring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eControl System\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eElectronic HVAC furnace control platform\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMonitored Inputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSafety switches, sensors, and furnace operating signals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eControlled Functions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIgnition, blower operation, heating sequence management\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInstallation Location\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eInternal furnace control compartment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBoard Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePrinted circuit control assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCarrier \/ Carrier Global\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eReplacement Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOEM replacement control board\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEquipment Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGas furnace parts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Environment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIndoor HVAC equipment applications\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eApproximately 0.3 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eInformation About \u003cspan\u003eHK42FZ027\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp class=\"PDq2pG_selectionAnchorContainer\"\u003eThe HK42FZ027 is part of the Carrier furnace control board family, developed for electronic management of residential gas heating systems. It serves as the central control module that coordinates ignition sequences, blower operation, safety inputs, and communication between furnace components. The board continuously monitors operating conditions through connected sensors and switches, allowing the furnace to respond safely to faults or irregular conditions. Designed for OEM replacement applications, it helps restore original equipment functionality and maintain reliable HVAC operation.\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOEM Carrier Control Board: Designed as a genuine replacement electronic control module for compatible Carrier furnaces.\u003c\/li\u003e\n\u003cli\u003eFurnace Operation Management: Controls heating sequences, blower functions, ignition timing, and system responses.\u003c\/li\u003e\n\u003cli\u003eSafety Monitoring: Processes signals from safety switches and sensors to protect equipment operation.\u003c\/li\u003e\n\u003cli\u003eGas Furnace Compatibility: Designed for use with selected Carrier residential furnace models.\u003c\/li\u003e\n\u003cli\u003eDirect Replacement Solution: Allows replacement of damaged or failed furnace control boards.\u003c\/li\u003e\n\u003cli\u003eElectronic Sequencing Control: Provides accurate coordination between furnace operating components.\u003c\/li\u003e\n\u003cli\u003eFault Protection Logic: Helps shut down equipment when unsafe operating conditions are detected.\u003c\/li\u003e\n\u003cli\u003eComponent Communication: Interfaces with furnace sensors, motors, ignition components, and safety devices.\u003c\/li\u003e\n\u003cli\u003eReliable HVAC Performance: Supports stable furnace operation and long-term equipment service.\u003c\/li\u003e\n\u003cli\u003eCompact Circuit Design: Fits within furnace control compartments for efficient installation.\u003c\/li\u003e\n\u003cli\u003eOEM System Integration: Maintains manufacturer-specific control parameters and functionality.\u003c\/li\u003e\n\u003cli\u003eService and Repair Application: Suitable for HVAC maintenance and restoration projects.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe HK42FZ027 delivers the reliability and precision required for furnace control systems, HVAC equipment repair, and residential heating applications.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"Default Title","offer_id":52186784858410,"sku":"HK42FZ027","price":585.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/0392\/4266\/files\/s-l1600_e301f3d6-8f41-40bc-bae5-13d2658829ff.webp?v=1786042103","url":"https:\/\/iqelectro.com\/products\/carrier-hk42fz027-furnace-control-board-oem-hvac-circuit-replacement","provider":"IQElectro","version":"1.0","type":"link"}