it features field-selectable 4-20mA

The Johnson Controls V-4710-604 Diaphragm is a professional-grade 16-1/2" diameter replacement diaphragm specifically engineered for high-capacity 8R series pneumatic valve actuators

and the necessary conversion decals to maintain code compliance and system safety

provides the most accurate reading of the refrigerant's state before it enters the evaporator

Lennox 80K80 Pressure Switch 326058-758 it features field-selectable 4-20mAThe Lennox 80K80 pressure switch is a critical safety component designed for specific Lennox furnace models to ensure proper inducer motor performance and venting integrity. This SPST furnace pressure switch features a . 65" WC set point, calibrated to monitor the negative pressure generated by the combustion blower. Engineered with a 1 4" barb connection, it provides a secure fit for standard vacuum tubing, preventing air leaks that can lead to