This OEM replacement part is essential for maintaining the structural integrity and aerodynamic performance of Aaon rooftop units

replacing an aged or fouled cad cell is a standard procedure to restore reliable cad cell resistance readings

As a genuine Parker OEM replacement part

making it a universal 24V solution

it eliminates the risk of improper seating that often occurs with generic alternatives

United Electric H54-25 Pressure Switch 319825-402 This OEM replacement part isThe United Electric H54 25 Pressure Switch is a heavy duty, field adjustable control engineered for reliable setpoint monitoring in industrial HVACR and process systems. Formerly identified by factory stock number 9516, this model is a direct equivalent to the H54 25 9516, offering a versatile 10100 PSI adjustable range. Designed with a Single Pole Double Throw (SPDT) snap acting switch, it provides high capacity electrical ratings of 15A at 125 250