Universal Furnace Control Board Compatible with 50A55-843, 50A50 & 50A55 Models, Replacement for Gas Furnace Ignition Control, with RO1–RO2 Jumper & Wiring Harness

Upgrade your gas furnace system with this Universal Furnace Ignition Control Board, designed to replace the 50A55-843 and other 50A50/50A55/50A65 series modules.This control board features a built-in microprocessor that continuously monitors and controls the ignition and fan operation, ensuring safe, efficient, and reliable heating performance.It supports silicon carbide hot surface ignition systems and includes diagnostic LED indicators, cross-reference compatibility, and adjustable jumper settings for custom configuration.The integrated design helps reduce inventory, as one module can replace over 100 different OEM ignition controls.Ideal for gas-fired forced air furnaces, this universal module supports:Specifications:Electrical Rating at 77°F (25°C):Input Voltage: 25 VAC, 50/60 HzMax. Input Current (@ 25 VAC): 0.45 ampValve Relay: 1.5A @ 25 VAC, 50/60 Hz, 0.6fIgniter Relay: 6.0A @ 120 VAC, 50/60 Hz (resistive)Inducer Relay: 2.2 FLA - 3.5 FLA @ 120 VACCirculator Relay: 14.5 FLA - 25.0 FLA @ 120 VACOperating Temp: -40° to 175°F (-40° to 80°C)Humidity Range: 5%–93%【Replaces / Cross Reference Models】Compatible with or replaces the following modules (partial list):50A50-110 / -111 / -112 / -113 / -130 / -131 / -142 / -143 / -205 / -206 / -207 / -208 / -209 / -210 / -215 / -216 / -229 / -230 / -240 / -241 / -245 / -285 / -286 / -288 / -295 / -296 / -298 / -405 / -406 / -408 / -438 / -471 / -472 / -473 / -474, 50A50-475 / -571, 50A55-143 / -241 / -245 / -250 / -285 / -286 / -288 / -438 / -474 / -571 / -843.and OEM part numbers 031-00662-000 / -700 / 102077-02 / 1380686, and many others.At ATRACYPART, we take pride in the quality of our products and in your satisfaction. If you have any problems, do not hesitate to contact us.

• 【Universal Replacement】Direct replacement for control modules 50A55-843, 50A50 and 50A55 series, compatible with many gas furnace systems using silicon carbide hot surface ignition. Works with major OEM units such as Trane, Lennox, Carrier, Rheem, and York (for reference only).
• 【Restores Reliable Ignition】Solves issues like furnace not starting, no heat, or continuous fan running. Ensures proper ignition sequencing and fan control for smooth, efficient operation all winter long.
• 【High-Quality Materials】Made with flame-retardant fiberglass PCB and high-temperature components for durable, long-lasting performance. Provides consistent, safe, and long-lasting performance.
• 【All-in-One Control Module】Includes multiple wiring harness adapters and RO1–RO2 jumper wire for quick installation. Integrates ignition, gas valve, blower, and safety lockout functions for simplified design and fewer potential failure points.
• 【12-Month Warranty】Enjoy peace of mind with a full 12-month replacement or refund if any issues arise with the 50A55-843— ensuring your furnace runs safely and reliably.