OPT-1 Oil Pressure & Temperature


OPT-1 Oil Pressure & Temperature

Every package is custom built to your POH/AFM. Please allow 5-7 days for shipment. Please specify range markings here.


$50 mail in rebate! See Rebate tab below for details.

Catalog No:


OPT-1 Oil Pressure and Temperature instrument features dual 90 degree graphic analog displays with green, yellow, and red LED's.

FAA Approved

  • FAA STC’d, TSO’d as a Primary Replacement.

Interpret Your Readings Faster

  • You won’t need your glasses to view the large backlit LCD.
  • Redlines and Cautionary zones will catch your attention as the Red and Yellow LEDs light up on the analog arcs.

Accurate, Dependable & Easy To Use

  • Electronics International consistently has been a leader in digital engine instrumentation since 1979.
  • Designed and built in the USA.
    • Accurate digital display
    • 1 PSI and 1'F Resolution
    • External oil pressure and temperature transducers (no oil in the cockpit)
    • LCD display for excellent viewing in direct sunlight
    • LCD is backlit for night operation
    • Mounts in a standard 2 1/4" Hole. 3.65" depth

    Included in the package:

    • OPT-1 Instrument
    • 8′ Thermocouple Extension Cable
    • P-120 Oil Temperature Probe
    • PT-100GA Pressure Transducer
    • Wire Harness
    • Installation/Operating Instructions
    • STC

    2.50″ H x 2.50″ W x 3.65″ D , 2.25” Bezel

    10 oz (Instrument Only)

    Power Requirements
    7.5 to 35 Volts, Typical: 0.3 amps @ 12 Volts


    • Viewable in direct and indirect sunlight.
    • Two 90 degree analog arcs for quick reference.

    Fully backlit and dimmable for night flights.

    FAA TSO’d, STC’d

    Electronics International 2021 Holiday Rebate

    November 15, 2021 through December 20, 2021

    Click Here for Rebate Form

    Save BIG this holiday season with EI's mail-in rebates! Valid on purchases made between 11/15/21 and 12/20/21. 


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