Common Questions What are the shaft dimensions for the HD52AK654

This component meets strict factory tolerances for direct-drive motor applications

this component manages the high-amperage draw of the blower motor

atmospheric vacuum breakers are designed for intermittent pressure only

Watch for signs like unusual grinding noises

Robertshaw 2374-499 Pressure Switch 340793-762 Common Questions What are theThe Robertshaw 2374 499 Pressure Switch is a high performance adjustable pressure switch designed for critical monitoring of air or non combustible gases in commercial HVAC and refrigeration systems. Engineered with a wide operating temperature range of 40F to 190F, this SPDT pressure switch provides versatile control for differential, vacuum, or positive pressure applications. Its adjustable set point allows technicians to fine tune the pressure