Murphy A20T Series Mechanical Temperature gauge with switch

• The A20T-250 series Temperature Swichgage® is a diaphragm-actuated, 2" temperature-indicating gage with a built-in electrical switch for tripping alarms and/or shutdown devices. 
• The gauge pointer acts as a temperature indicator and as one switch pole which completes a circuit when it touches the adjustable limit contact. Contacts are isolated through ground.
• The Gauge is grounded through a seperate earth wire.
• The A20T series are fully sealed from the environment by the unique combination of a polycarbonate case and lens, apolished SS bezel and O-ring seals.