Emerson Climate Technologies - White-Rodgers 50A55-743 25V AC 1-Stage HSI Integrated Furnace Control Kit

Product Description

The Emerson Climate Technologies 50A55-743 is an automatic ignition control for gas systems. This control uses a microprocessor to monitor and manage the gas burner, inducer, and fan operations. The device interprets signals from the thermostat and flame sensor to start the ignition, detect the flame, and shut off the system when necessary. The system includes fault analysis for fast gas shutoff and can retry ignition after a fault is corrected.

• Goodman OEM component
• Designed for major brand controls
• LED indicators for diagnostics

Product Highlights

This control board is suitable for HVAC professionals. It simplifies installation with clear LED diagnostics and manages multiple outputs including humidification and air cleaning functions.

Product Information

Standard Information

• Brand: Emerson Climate Technologies - White-Rodgers
• MPN: 50A55-743

Technical Specifications

• Input Voltage: 25V AC
• Outputs: 120V air cleaner and humidifier output
• Maximum Output Current: 1.5 amp for valve relay
• Ignitor Relay Current: 6 amp at 120V AC
• Inducer Relay Current: 2.2 amp FLA
• Circultor Relay Current: 14.5 amp FLA
• Features: Flash code diagnostics, twinning connection
• Fuse Type: Replaceable automotive style fuse