Emerson ALCO PS3-A4S / 0716506 PS3 Series Dual Pressure Switch, 10.5 / 14 Bar, SPDT Contact

The Emerson ALCO PS3-A4S (PCN: 0716506) is a high-precision automatic reset pressure switch engineered for medium-to-high pressure monitoring in industrial refrigeration and HVAC systems. Featuring dual switching points at 10.5 and 14 bar, this robust SPDT controller provides reliable fan cycling or safety limit functionality, ensuring optimized protection for compressors and pressure vessels in professional thermal management applications.