EN204 Series Electric Gauges


• Designed for Use with Electric Swichgage Instruments or Normally Open, Close to Negative Contacts

• LED Annunication for Low Oil Pressure, High Water Temperature, Loss of Battery Voltage, and Low Fuel Level or Glow Plug.

• Output May be Used for Tripping an Electromagnetic Control Switch for Engine Shutdown

• Developed with the Same Leading Edge Technology as our EGS Series Electric Swichgage.

  • Notes

    Operating Voltage: 12 VDC (10 V min. - 16 V max.).

    Current: 0.020 A to 0.025 A per LED.

    Output: Sink 0.275 A.

    Output Saturation Voltage: .7-1.1 V @ 25°C.

    Case and Screw-on Mounting Clamp: Polyester (PBT).

    Bezel: Bright stainless steel.

    Lens: Clear Polycarbonate, UV stabilized.

    Dial: Black background and white markings with four (4) Red LED indicators.

    Wiring: Plug connector with wire leads, 18 AWG (1.0 mm2) x 8 in. (203 mm) long.

    Operating Temperature: -40 to 185°F (-40 to +85°C).

    Storage Temperature: -76 to 185°F (-60 to 85°C).

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Service done right

FW Murphy Service Network

Palmer Johnson's six-location factory-authorized service center network features:

  • Factory-trained technicians
  • Field service
  • Onsite troubleshooting and diagnostics
  • Unit removal and installation

For FW Murphy service, call 1-800-341-4334.

Learn more

Madison, WI

Service Center

Service: (608) 834-5206

1835 Haynes Dr
Sun Prairie, WI 53590


Dallas, TX

Service Center

Service: (817) 505-2430

608 112th St
Arlington, TX 76011


Denver, CO

Service Dealer

Service: (720) 724-0033

5151 E 56th Ave
Commerce City, CO 80022


Kansas City, KS

Service Center

Service: (913) 202-6944

15360 South Mahaffie St
Olathe, KS 66062


Los Angeles, CA

Service Center

Service: (562) 356-1590

12020 Bloomfield Ave
Santa Fe Springs, CA 90670


Oklahoma City, OK


Sales: (800) 341-4334

Oklahoma City, OK 73128


Phoenix, AZ

Service Dealer

Service: (602) 253-0214

2401 S. 19th Street
Phoenix, AZ 85034


San Francisco, CA

Service Dealer

Service: (510) 342-2212

1930 W Winton Ave #14
Hayward, CA 94545


St. Louis, MO

Service Center

Service: (636) 203-9811

578 Rudder Rd
Fenton, MO 63026


Philadelphia, PA

Service Dealer

Service: (215) 822-8300

159 Discovery Dr
Colmar, PA 18915


Fort Myers, FL

Service Dealer

Service: (239) 693-7477

4821 Waycross Road
Fort Myers, FL


Vancouver, British Columbia

Service Center

Service: (604) 879-6731

6741 Cariboo Rd Unit 205
Burnaby, British Columbia V3N 4A3


Edmonton, Alberta

Service Center

Service: (780) 434-9578

3804 53rd Ave NW
Edmonton, Alberta T6B 3N7


Seattle, WA

Service Center

Service: (425) 251-3434

1710 136th Ave E Suite 200
Sumner, WA 98390


RECON Equipment Center, WI

Service Center

Service: (608) 834-5220

1828 Haynes Dr
Sun Prairie, WI 53590

Map of Palmer Johnson Power Systems locations