E-4 CHT/EGT Instrument

Part No: E-4

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E-4 EGT Channel Gauge

Electronics International helped pioneer the digital engine instrumentation industry with our single and multi-channel EGT and CHT instruments. All of the instruments boast precise, one-degree (Fahrenheit) resolution. Also, every one of the instruments has a large, crisp LCD, viewable in direct sunlight and backlit for night operations. These instruments provide a straightforward, simple approach to engine analysis, while keeping a lid on purchase costs. If you ever desire to add channels to an existing Electronics International instrument, you can do so with the purchase of one of our Remote Switch packages.

4-Cylinder System - 2 1/4" Mount, 2 1/2" Depth, 12 oz. Kit, STC'd, TSO'd, PMA'd, 1º F Resolution, 1/2% Accuracy, Viewable in direct sunlight, Backlit, Operates from 7.5 to 35 volts at 0.1 amp

Don’t Need Your Glasses To Read

  • Large digital backlit display.

Interpret Your Readings Faster

  • The digital display allows for quick trend analysis.

Budget Friendly

  • Same precision found in the most advanced analyzers on the market, but won’t break the bank.

Accurate, Dependable & Easy To Use

  • LCD sunlight viewable and backlit for night operation.
  • Electronics International consistently has been a leader in digital engine instrumentation since 1979.

Included in the package:

  • E-4 Instrument
  • P-110F EGT Probe x 4
  • 8’ Thermocouple Extension Cables x 4
  • Overlap Connectors
  • Wire Harness
  • Installation/Operating Instructions

EAC-1 Specifications:

Size (H x W x D)

2.5" x 2.5 " x 2.65"

Weight - Instrument

7 oz.

Weight - Channel

2 oz for a Temperature Probe & XS-6' Cable

Power Requirements

7.5 to Volts, 1/10 Amp


Viewable in direct sunlight, with dimmable 12 and 24 volt backlight control lines.



Intensity Control

An external control line allows you to control the Backlight intensity.


Type K Thermocouple, Ungrounded

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