Temperature Switch Gauge- 120c/ 250f Mechanical

    Capillary Length

    Murphy: 20T Series Mechanical Temperature gauge with switch

    • The 20T Series (2 inch/51 mm dial) Switch gauge models are diaphragm-actuated, temperature-indicating gauges, with a single adjustable contact point which triggers upon high temperature.
    •  Switch Contact 'grounds' through case
    • The gauge mechanism is enclosed in a steel case coated to resist corrosion. A poly carbonate, break-resistant lens and a polished, stainless steel bezel help protect this rugged, built-to-last instrument.


    Industrial engines and equipment in Oil Field, Marine, Irrigation, Construction and Trucking industries. Monitoring Engine Coolant, Crankcase Oil, Transmission Oil.

    Available in various length capillaries / in 2ft increments.