Carrier HK42FZ022 Furnace Control Board

Carrier HK42FZ022 Furnace Control Board | Variable Speed IFC | Bryant Payne | Tested Condition: Used – Tested & Fully Functional Availability: Ready for pickup / fast response Key Specifications Brand: Carrier / Bryant / Payne Control Type: Variable Speed Integrated Furnace Control (IFC) Part Number: HK42FZ022 Board Identification: CEPL130456-01 CEBD430456-09A Application: Residential Gas Furnaces Split-System Indoor Furnace Units Control Features: Variable Speed Blower Control Two-Stage Heating Control Two-Stage Cooling Control Dehumidification Control Humidifier Control Electronic Air Cleaner Control Thermostat Terminal Connections 8-Screw Low Voltage Terminal Block: Terminal Function W2 Second Stage Heat Y1 First Stage Cooling DHUM Dehumidification G Indoor Fan Control COM 24V 24V Common W1 First Stage Heat Y2 Second Stage Cooling R 24V Power Additional Electrical Connections Accessories: HUM → Humidifier Output EAC-1 / EAC-2 → Electronic Air Cleaner Output Power Connections: L1 → Line Voltage Input NEUTRAL-L2 → Neutral Connection Bank Harness Connectors PL1: 11-Pin White Horizontal Header PL3: 4-Pin White Vertical Header PL7: 4-Pin Green Connector PL9: 2-Pin Black Connector Top Right Connector: 3-Pin Black Connector Major Components Microcontroller: Large QFP surface-mounted processor Fuse: 3 AMP Purple Automotive Blade Fuse Potter & Brumfield Relays: RT114024F High voltage switching relay T77V1D10-24 Coil: 24VDC Contacts: 10A @ 120VAC T77V1D10-12 Coil: 12VDC Contacts: 10A @ 120VAC T7CS5D2-24 Coil: 24VDC Contacts: 5A @ 120VAC T7CS5D2-12 Coil: 12VDC Contacts: 5A @ 120VAC ⚙️ Configuration & Diagnostics DIP Switches: SW4: 2-Switch Configuration Block 8-Switch Configuration Bank Additional 2-Switch Configuration Blocks Used for: Furnace setup Blower timing System configuration Compatibility Direct replacement for: Carrier HK42FZ022 Commonly used in: Carrier gas furnaces Bryant gas furnaces Payne gas furnaces Compatible applications may include: Variable-speed blower furnace systems Two-stage heating/cooling systems Systems requiring HUM and EAC accessories ⚠️ Always verify: Furnace model number Existing board part number Connector layout Blower motor type DIP switch configuration before installation. Why Buy This Board? ✔️ OEM Carrier/Bryant/Payne replacement board ✔️ Variable-speed blower compatible ✔️ Supports humidifier and electronic air cleaner accessories ✔️ Tested before sale ✔️ Cost-effective alternative to buying new Pickup: Toronto / GTA