Lochinvar & A.O. Smith 100166108 Pressure Switch 320720-756 The C25DND330T is part of

The C25DND330T is part of Eaton's E1 frame series

utilizing a robust internal seat and spring assembly to maintain a bubble-tight seal under pressure

The Johnson Controls VA-7482-0312 is a heavy-duty 24V electric valve actuator engineered for precise proportional control in demanding HVAC applications

with a maximum operating pressure differential of 150 PSI for water and air

The intuitive knob adjustment and integrated Off-Auto selector switch allow for straightforward manual override and system management in industrial or mechanical room environments

Lochinvar & A.O. Smith 100166108 Pressure Switch 320720-756 The C25DND330T is part ofProfessionals in the field know that the Lochinvar & A. O. Smith 100166108 Pressure Switch is a critical safety component designed for precise draft proving in high efficiency condensing boilers and commercial water heaters. This OEM replacement part is engineered to monitor the negative pressure of the inducer motor, ensuring the venting system is clear of obstructions before allowing the ignition sequence to proceed. When a blocked flue or failed