Replacement R40403-003 Air Furnace Blower Control Circuit Board for Armstrong Ultra SX 80 SX90 for Honeywell ST9120C for Ducane for Lennox

Replaces OEM Part Number: for Armstrong: 40403-003/40403003 40403-001/40403001 40403-002/40403002 for Ducane: 20054501 20054502 for Honeywell: ST9120A ST9120B ST9120C Specifications: Operating Line Voltage: 85 to 135 VAC, 50/60Hz Secondary Control Voltage: 18.0 to 30.0 VAC, 50/60Hz Maximum Blower Loading: 15FLA, 30LRA @ 120 VAC; 7.5FLA, 15LRA @ 240 VAC Maximum Inducer Loading: 3FLA, 10LRA @ 120 VAC; 1.5FLA, 5LRA @ 240 VAC Humidifier Terminal: .8A @ 115 VAC Electronic Air Cleaner: .8A @ 115 VAC Note: Identify and label all wires before disconnecting and removing the old board Any questions, please feel free to contact us, your satisfaction would be our greatest motivation

• Blower control board for Concord furnaces for Armstrong Ultra SX 80 SX90, for Honeywell ST9120C, for Ducane, for Lennox
• Replaces all 40403-001, 40403-002 and ST9120A, B or C blower controls
• The R40403-003 blower control provides outputs for a 2 speed indoor blower motor and single speed inducer motor
• The control receives inputs from the thermostat (W, Y, and G), pressure switch, and high temperature limit switches
• Note: To save yourself some hassle, you can take a picture of the old one before removing it. Make sure getting the wires on the correct terminals