Mitsubishi Electric T7WS02310 Control Board 319847-401 The Reznor 221158 is a

The Reznor 221158 is a professional-grade 145°F manual reset limit switch designed for critical thermal protection in industrial and commercial HVAC systems

Robust direct acting logic provides consistent 15 psi output when the ambient temperature rises above the setpoint

As a professional-grade OEM replacement for Lennox 51M33

Always verify the control signal of your existing logic board before installation

Veteran contractors rely on these genuine Watts replacement parts to avoid the complications of generic fitment issues

Mitsubishi Electric T7WS02310 Control Board 319847-401 The Reznor 221158 is aMaintain peak operational efficiency in your industrial climate control systems with the Mitsubishi Electric T7WS02310 Control Board. This genuine OEM replacement part is engineered for high precision regulation of microprocessors, relays, and sensors within sophisticated ductless mini split and VRF environments. As a veteran grade HVAC circuit board, the T7WS02310 utilizes advanced logic to monitor temperature and pressure parameters, ensuring stable