McDonnell & Miller FS4-3DS Switch R-410A the MOT3023 is a standard

the MOT3023 is a standard American Standard 1/3 HP motor replacement for compatible model numbers

this unit is specifically designed for Burnham boiler wiring harnesses

Durable Construction: Engineered to professional HVACR standards to handle high-temperature exhaust and prolonged operation

Wide Temperature Range: The 40-80°F setpoint range is optimized for industrial comfort and process heating requirements

or compatible gases

McDonnell & Miller FS4-3DS Switch R-410A the MOT3023 is a standardAs an HVACR veteran, you know that missing flow in a hydronic system or process loop is a recipe for catastrophic equipment failure. The McDonnell & Miller FS4 3DS (Part Number 114642) is the heavy duty solution when you need reliable liquid flow switch performance in aggressive environments. Built with a stainless steel body and wetted parts, this unit is specifically designed to handle corrosive fluids that would degrade standard brass models. It