TR-1-ITT Temperature Instrument

TR-1-ITT Temperature Instrument


  • Primary Replacement
  • 2″ Mount
  • Reliable, Rugged & Accurate.

SKU: TR-1-ITT Categories: , ,

FAA Approved Instrument

  • FAA TSO’d
  • Upgrade your aircraft panel with the best turboprop replacement instruments available.

Easy To Install

  • TR-1 instruments fit into your existing 2″ hole.

Accurate, Dependable & Reliable

  • Electronics International consistently has been a leader in digital engine instrumentation since 1979.

Available Data Recording of Every Flight

  • 1,000+ hours at 1 sec. per record for trend analysis and logging exceedances.

TR-1 Features

Our 2” TR-1 provides exceptional performance, reliability and features; a design driven by over 38 years of experience. If you need to replace or overhaul an old failing instrument, consider buying one of our TR-1s; designed with the latest digital technology and offered at an exceptionally low price! We’re able to make this offer with a money-back guarantee because we’re confident you’ll love the performance, reliability and features these instruments offer.

  • Standard two-inch round (MS28042-1A mount), 4.23″ long.
  • Rugged and reliable design (unlike many old needle gauges).
  • Optional RS-232 input and output port to interface with EEC’s, FADEC’s and other devices.
  • Custom calibration (mapping) for unparalleled accuracy.
  • Optional two open-collector (pull-down) for controlling external warning lights or props (0.1 Amps max).
  • Optional ARINC 429 compatible via the BC-5 (contact EI Support for details).
  • Available Bluetooth connectivity, great for remote fleet calibration and data downloads.
Download TR-1 Brochure

TR-1 Instrument Product Line:

TR-1 Options and Retail Prices

We offer two package options for our TR-1 instruments: Standard and Premium. The Standard TR-1 package is designed to meet the price point for customers wanting rugged and reliable replacement instruments at a great price. The Premium TR-1 package is targeted for customers that need to minimize AOG time.

TR-1-ITT Standard Package

  • 1 year warranty.
  • No Risk, three-month money-back guarantee.
  • 8130-3 airworthiness approval tag provided.

$1,296 Retail

TR-1-ITT-P Premium Package

  • 3 year warranty.
  • No Risk, three month money-back guarantee.
  • 1,000+ hours of recording at 1/3 second per record.
  • Priority service on warranties and orders.
  • Free overnight shipping on warranties and orders (USA only).
  • Warranties will be handled by providing an exchange unit.
  • Spare printed faceplates with your aircraft’s markings will be held in stock.
  • Spare blank units (without faceplates) will be held in stock.
  • 8130-3 airworthiness approval tag provided.
  • Exchange the unit(s) for an MVP-50T within one year and get full credit on TR-1s purchased.

$1,596 Retail


TR-1 Specifications

2” standard round, 4.23″ long

0.3 Pounds (Instrument Only)

Power Requirements
6 to 55 Volts
Typical: 0.075 amps @ 28 Volts

Auto (electric eye) and Manual


Internal Storage
1,000 hours, RS232 port (premium only)

FAA TSO’d -C43c, -C44c, -C45b, -C47a, -49b, -C55a


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