Telemecanique Sensors Air, Fresh Water, Sea Water Pressure Switch, DPST-NO 3.5 → 25bar, 230 V ac, 400 V ac. Minimum Pressure Reading: 3.5bar. Electrical Connection: Screw Clamp. Minimum Operating Temperature: -25°C. Maximum Operating Temperature: +70°C. IP Rating: IP54, IP65. Housing Material: Glass Fibre Reinforced Polycarbonate. Mounting Type: Panel Mount. MPN: XMPA25B2131