Emerson 50M58-289-02 Furnace Control Board

Emerson 50M58-289-02 Furnace Control Board | 59-5043 REV F | Goodman Amana | Tested Condition: Used – Tested & Fully Functional Availability: Ready for Pickup / Fast Response Key Specifications Brand: Emerson Climate Technologies OEM Applications: Goodman Amana Part Number: 50M58-289-02 Board Number: 59-5043 REV F Manufacturing Information: Made in Mexico GP/N: PCBBF137 SP/N: 50M58-289-02 Microcontroller Firmware: 150-1751 Control Type: Integrated Furnace Control (IFC) Application: Residential gas furnaces with multi-speed PSC blower motors. Thermostat Terminal Connections 9-Screw Low Voltage Terminal Block Terminal Function TWIN Twinning Connection C 24V Common G Indoor Fan R 24V Power W2 Second Stage Heat W1 First Stage Heat Y First Stage Cooling Y LO Low Stage Cooling US Auxiliary / Unused Terminal 120V Line Voltage & Accessory Connections Power Connections L1 (Line Voltage) XFMR (Transformer) Neutral Terminal Bank (5 Spades) Accessory Outputs HUM (120V Humidifier) EAC-H (Electronic Air Cleaner) Blower Speed Connections T1 T2 T3 T4 CIRC-H (Circulator High Speed) COOL Designed for multi-speed PSC blower motor speed selection. Harness Connectors 12-Pin (3×4) Molex Connector 5-Pin Horizontal Connector Major Components Microcontroller Microchip PIC18F Series Processor Firmware Identification: 150-1751 ZETTLER Power Relays Multiple OEM ZETTLER relays including: AZ942H-1C-18DT(206) Coil: 18VDC Contacts: 12A @ 125VAC 7A @ 277VAC AZ942H-1C-24DT(205) Coil: 24VDC Contacts: 12A @ 125VAC 7A @ 277VAC Auxiliary Relay Omron G5Q Series (partially obscured) Used for low-current switching functions. Power Supply Three large electrolytic capacitors Integrated power regulation circuitry Diagnostics Flame Current Test Pins Dedicated flame sensor diagnostic terminals: FLAME CURRENT Calibration: 1VDC = 1 µA Flame Current Useful for HVAC troubleshooting and flame sensor diagnostics. Compatibility Direct replacement for: Emerson 50M58-289-02 Board Number: 59-5043 REV F Commonly installed in: Goodman gas furnaces Amana gas furnaces Compatible with systems featuring: Multi-speed PSC blower motors Single-stage or two-stage heating Humidifier output Electronic air cleaner output Furnace twinning capability ⚠️ Always verify before purchasing: Furnace model number Existing control board part number Connector layout Blower motor configuration Board revision Why Buy This Board? ✔️ Genuine Emerson OEM control board ✔️ Tested and verified operational ✔️ Supports furnace twinning applications ✔️ Includes humidifier and electronic air cleaner outputs ✔️ Excellent replacement for failed OEM boards ✔️ Cost-effective alternative to purchasing new Pickup: Toronto / GTA