The Carrier 337677-701 Blower Harness Assembly is a wiring component designed to connect and supply electrical signals between the blower motor and control components in compatible HVAC systems. It helps transmit power and control signals, enabling the blower motor to operate according to system requirements. This harness assembly is commonly used in Carrier furnaces, air handlers, an... https://www.partshnc.com/337677-701-carrier-blower-harness-assembly