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Murphy Electric Pressure Swichgage EGS21P-100-24-A

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Murphy 0-100 PSI Electric Pressure Swichgage 24 VDC with Semi-Gloss Black Finish Bezel - EGS21P-100-24-A

Product Condition: NEW
Murphy 0-100 PSI Electric Pressure Swichgage 24 VDC EGS21P-100-24-A
Estimated ship date: for orders by 3pm PT/6pm ET today Available for Special Order

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The Murphy 0-100 PSI Electric Pressure Swichgage 24 VDC with Semi-Gloss Black Finish Bezel EGS21P-100-24-A takes the electric gage to new heights with proven state of the art technology and reliability. Features a weather sealed high impact polycarbonate lens with semi-gloss black finish bezel. Unit comes with plug-in wire connector for positive and easy connection. The EGS21P-100-24-A has all of the features of the EG21 Series Gage plus an adjustable set point PowerHall Effect switch output for operating alarms or equipment shutdown. The trip point is adjustable over 90% of the scale and has a set point indicator visible from the gage face.



  • Black, semi-gloss finish bezel
  • EG Air Core movement design
  • PowerHall Effect switch output
  • Technological improvements in lighting, accuracy in reading and wiring installation
  • Assurance of highest reliability and service
  • Environmentally sealed design
  • Exceeds the rigid SAE J1810 standard
  • Corrosion-resistant materials
  • Desirable for marine and other environmentally sensitive applications
  • Soft, non-glare dial and pointer illumination by “cold light” LED



  • Part No.: EGS21P-100-24-A
  • Range Scale: 100 psi (689 kPa) [6.89 bar]
  • Power Input: 24 VDC
  • Case: Polyester (PBT), impact and weather resistant with screw-on mounting clamp
  • Bezel: Black, Semi-Gloss Finish
  • Lens: Clear Polycarbonate and UV stabilized
  • Air Core Movement: Silicon dampened pointer
  • Dial: Black with white markings; back-lite (marking becomes red when illuminated
  • Swichgage instrument Sensor: PowerHall Effect; outputs ground signal (sinking output) rated:300 mA continuous (EGS21 models). Pressure, Fuel, Volts set on decreasing scale. Temperature and Amps set on increasing scale. Output saturation voltage (voltage drop across switch): 1.3-2.3 Volts @ 25°C (may require some conditioning to work with logic inputs)
  • Swichgage instrument Set Point Indicator: Visible on mirror band (scale); adjustable from the back of the unit (1/16 in. hex type wrench)
  • Wiring: Plug connector with wire leads, 18 AWG (1.0 mm2), 8 in. (203 mm) long
  • Operating Temperature: -40 to 185°F (-40 to +85°C)
  • Storage Temperature: -77 to 185°F (-60 to 85°C)
  • Over Voltage (Gage Movement): Withstands 200% of nominal system voltage for 5 min. Meets SAE J1810
  • Reversed Polarity (Gage Movement): Withstands reversed battery terminal polarity indefinitely within operating temperatures
  • Environment and Test: Meets SAE J1810 standards

Additional Information

Product Condition NEW
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