Carrier 17122000A14474 Main Control Board Indoor Unit

Product Description

The CARRIER 17122000A14474 is a replacement main control board assembly designed for indoor mini-split and fan coil air handler units. This board serves as the central processing component of the indoor unit, managing communication between system components, coordinating fan motor operation, and executing control signals from the thermostat or remote. It is a direct OEM-style replacement intended for installation by licensed HVAC technicians servicing Carrier, Bryant, and Payne equipment. Technicians replacing a failed or damaged control board will find this part a drop-in fit for the supported model lineup.

This control board is rated for indoor unit applications in residential and light commercial split-system configurations. It is compatible with select Carrier, Bryant, and Payne mini-split and ducted indoor air handler models. Verified compatible models include 40MAQB30B--321--, 40MAQB30B--331--, 619PEQ030BBMACAA, 619PEQ030BBMADAA, and DHMSHAQ30XA301--. This part supersedes earlier Carrier part numbers 17122000A08016 and 2013331A0169, making it the current service replacement for those boards as well.

Key Features

• Direct replacement for Carrier main control board assembly in compatible indoor units
• Supersedes part numbers 17122000A08016 and 2013331A0169
• Fits Carrier, Bryant, and Payne indoor unit models
• OEM-style form and function for reliable drop-in installation
• Includes one main control board assembly per package

Compatibility

Compatible with Carrier, Bryant, and Payne indoor unit models including 40MAQB30B--321--, 40MAQB30B--331--, 619PEQ030BBMACAA, 619PEQ030BBMADAA, and DHMSHAQ30XA301--. This part also replaces Carrier part numbers 17122000A08016 and 2013331A0169.

Installation Notes

Installation should be performed by a qualified HVAC technician. Disconnect all power to the indoor unit at the breaker before removing the existing control board. Handle the board carefully to avoid electrostatic discharge damage to sensitive components. Reinstall all connectors and wiring harnesses securely before restoring power and testing system operation.

Technical Specifications

• Unit Location: Indoor Unit
• Component Type: Main Control Board Assembly
• Replaces Part Numbers: 17122000A08016, 2013331A0169

Standard Information

• Brand: CARRIER
• Manufacturer Part Number: 17122000A14474