ALCO Controls PS2-W7U Pressure Switch Assembly

ALCO Controls PS2-W7U Pressure Switch Assembly is a dual-pressure control from the PS2 family designed for refrigeration and HVAC applications. It features a 6 mm solder connection and operates on 115–230 V with a maximum full-load current of 24 A and a locked-rotor current of 144 A. The unit provides two setpoints in the ranges of 15–100 psig and 90–450 psig (equivalently 0.5–7 bar and 6–31 bar) and is rated for ambient temperatures from -50°C to 70°C, making it suitable for controlling compressor operation in varying conditions. Cataloged under part number 4712436, the PS2-W7U is used where precise pressure control is needed in refrigeration equipment and similar systems, aligning with EN 12263 TÜV standards for dual-pressure controls.