R-1 RPM Tachometer


R-1 RPM Tachometer

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

Catalog No:


Questions about the product protection? See the Warranty FAQs.

RPM Tachometer features 210 degree graphic analog display with green, yellow, and red LED's.

FAA Approved

  • FAA STC’d, TSO’d as a Primary Replacement.
  • Replace your existing tachometer.

Quick, Yet Stable Readings

  • Proprietary algorithms ensure the RPM reading is rock solid.
  • The fully backlit digital display allows for quick interpretations.

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
    • 10 RPM Resolution
    • Flight Timer
    • Tach Timer
    • Peak RPM Recorder
    • Connects to both "P" leads through isolators
    • LCD display for excellent viewing in direct sunlight
    • LCD is backlit for night operation
    • Operates from 7.5 to 35 volts at .3 amps.
    • Mounts in a standard 2 1/4" Hole. 3.65" depth

    Included in the package:

    • R-1 Instrument
    • RPM Isolators
    • A-102 3 1/8″ Adaptor Plate
    • RC-1 Tach Cable Port Cover
    • Wire Harness
    • Installation/Operating Instructions
    • STC

    2.50” H x 2.50″ W x 3.65″ D , 2 1/4” Flush Mount

    10 oz (Instrument Only)

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


    • Viewable in direct and indirect sunlight.
    • 270 degree analog arc for quick reference.

    Fully backlit and dimmable for night flights.

    FAA TSO’d, STC’d


    Have a Question?

    Be the first to ask a question about this.

    Ask a Question
    Ask a Question

    Shopping Cart

    Your cart is currently empty.

    Continue Browsing