and fits Aprilaire models 350

this is a standard 30mV class thermocouple

this rack features a modular design that mounts securely within the cabinet to ensure optimal airflow over the heating elements

ensuring full backward compatibility with existing piping and actuators

technicians can prevent hazardous leaks

Carrier DC99RA025 Union Coupler 318973-401 and fits Aprilaire models 350The Carrier DC99RA025 Union Coupler is a precision engineered OEM HVAC replacement part designed to ensure high integrity mechanical joins in specialized heating and cooling systems. Built to withstand the rigorous demands of HVACR cycles, this union coupling facilitates a direct, leak free connection between two piping sections, allowing for simplified system maintenance and component replacement without extensive disassembly. As a genuine Carrier