9.8 x 7 x 2.6 inches. EXACT REPLACEMENT FOR MULTIPLE MODELS? This HK42FZ039 furnace control board directly replaces OEM part numbers: HK42FZ034, HK42FZ039, HH84ZB020, LH33WP002, LH33WP003, and HH84ZB021. Compatible with Carrier, Bryant, Payne gas furnaces (see product description for full list of furnace models). FIX FURNACE ISSUES FAST? Replace your faulty board to resolve problems like: no heat, intermittent ignition, blower running continuously, error code 13/14/33, or no power to thermostat. Restore normal furnace operation in minutes. PLUG-AND-PLAY INSTALLATION? Designed as a direct form-fit-function replacement. Uses the same mounting holes, wiring connectors, and terminal layout as the original. No wiring modification or soldering required (always disconnect power before installation). HIGH-QUALITY PCB & COMPONENTS? Built with industrial-grade fiberglass circuit board, flame-retardant coating, and high-temperature rated relays. Tested for 10,000+ start cycles. UL or CSA recognized components ensure safe and reliable furnace operation. If you are unsure about compatibility, message us your furnace model number and old board part number before ordering. HK42FZ039 Furnace Control Board – OEM Replacement for Carrier, Bryant, Payne Gas Furnaces Restore your furnace performance with this direct replacement control board. Fix issues like no heat, intermittent ignition, continuous blower, or error codes 13/14/33. Designed as a form-fit-function replacement – no wiring modifications required. Compatible OEM Part Numbers. Compatible Brands (Partial List). Fixes Common Furnace Problems. No heat or furnace not igniting. Intermittent ignition or lockout. Error codes: 13, 14, 33. No power to thermostat. Why Choose This Board. Direct plug-and-play installation – same mounting holes and terminal layout. Industrial-grade PCB with high-temperature rated relays. Moisture-resistant coating for long-term reliability. Always turn off power to the furnace before installation. If unsure about compatibility, compare your original board’s part number and furnace model before ordering. Professional installation recommended for those without HVAC experience. We’re committed to offering great deals on quality products you can trust. From home décor and garden essentials to tools, hardware, and pet accessories, there’s something for everyone at prices you’ll love. We do everything we can to ensure every customer is fully satisfied. If something is not right, send us a message and we will take care of it quickly.