The CARRIER 17400401000085 is a genuine OEM replacement 3-pole terminal block designed for use in Carrier HVAC equipment. Terminal blocks of this type provide a secure, organized connection point for multiple conductors within an HVAC control circuit or wiring harness. This component serves as a fixed junction point, allowing field wiring to terminate cleanly inside the unit cabinet. It is typically installed by licensed HVAC technicians during repair or replacement service on compatible Carrier systems. The compact 1 inch x 1 inch x 1 inch footprint makes it suitable for tight electrical compartments common in residential and light commercial equipment.
This terminal block is applicable to Carrier HVAC systems that require a 3-pole wiring termination point. It is commonly encountered in control circuit wiring within air handlers, furnaces, and packaged units where organized conductor management is necessary. As a genuine OEM part, it matches the original factory specification for fit and function. HVAC service technicians replacing damaged, corroded, or failed terminal blocks will find this part a direct drop-in solution for the original equipment configuration.
Designed as a genuine OEM-style replacement terminal block for compatible Carrier HVAC equipment requiring a 3-pole terminal connection point.
Installation should be performed by a licensed HVAC technician. Disconnect and lock out all electrical power to the unit before removing or installing any terminal block. Verify that all conductors are fully seated and fastened per NEC guidelines before restoring power. Do not exceed the terminal block rated conductor capacity or overtighten termination screws.