The Murphy 20P-75 Swichgage can be used to trip alarms and/or shut-down devices. The 20 Series (2" dial) Swichgages are diaphragm-actuated, pressure-indicating gauges, with built-in electrical switches.

Features

• Gauge mechanism enclosed in a coated steel case that resists corrosion
• A polycarbonate, break-resistant lens & a polished, stainless steel bezel help protect this rugged, built-to-last instrument
• A unique, unitized diaphragm chamber ensures accuracy & protection from moderate overpressure
• Built-in pulsation dampener helps eliminate pointer flutter & is removable for cleaning
• Guage pointer acts as a pressure indicator
• Contacts are grounded through the Swichgage case & have self-cleaning motion to ensure electrical continuity
• Internal snap-acting SPDT switches

Applications: The Swichgage was specifically designed to protect engines/equipment in Oil Fields, Marine, Irrigation, Construction, and Trucking applications by monitoring Engine Lube Pressure, Water Pump Pressure, Hydraulic Pressure, Air Pressure, etc.