Electronics International E-4 Four Channel EGT

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Part# 10-01356
MFR Model# E-4


The line of Electronics International digital instruments offers precise readings at exceptional prices. All gauges are accurate to 1% and are FAA-approved under STC No.1626NM. Furnished complete with all probes and leads.

E-4: Four Channel EGT Kit, 2 1/4" Mount, 2.5" Depth, 24 Oz. Kit, STCd, TSOd, PMAd, 1 Degree Resolution, Accurate within 1/2%, Viewable in direct sunlight, Backlit, Operates from 7.5 to 35 volts at .1 amp.

Package Includes: Unit, 4 ea. 6' Cables, 4 ea. EGT Probes (Hose Clamp P-110 EGT Probe, unless otherwise specified), All Wires and Connectors.

California Prop 65 Warning Symbol

WARNING: The product may contain and/or expose you to a chemical(s) or substance(s) which are known to the State of California to cause cancer and/or birth defects or other reproductive harm.

FAA Approval

  • STC'd, TSO'd, PMA'd
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Great response time. After my mechanic installed and one hour of use the #1 cylinder probe failed. Have to order a replacement. Should be covered under warranty

Paul D
July 30, 2019


Please note, Pilotshop's personnel are not certified aircraft mechanics and can only provide general support and ideas, which should not be relied upon or implemented in lieu of consulting an A&P or other qualified technician. Pilotshop assumes no responsibility or liability for any issue or problem which may arise from any repair, modification or other work done from this knowledge base. Any product eligibility information provided here is based on general application guides and we recommend always referring to your specific aircraft parts manual, the parts manufacturer or consulting with a qualified mechanic.

Q: I'd like to install the Electronics Internation E4 in my Lake LA4-200 but the standard probe leads will be too short. is there an extended harness available for this application?

Yes, EI offers a 6' extension lead part number 10-02034.

Q: Is this Electronics International E-4 EGT available in celcius?

This instrument can display in celsius but, will have to be special ordered.

Q: Can the EI E4 replace a primary EGT gauge on certified aircraft, such as a 1965 Piper Cherokee?

While the EI E-4 EGT gauge is STC'd for the Piper PA28, it is only FAA Approved as a secondary instrument. It can be installed, but not as the primary.

Q: Two questions- 1. Can the E4 be used as a primary instrument in a C-172N? 2. Is the E4 internally lighted?

While the EI E-4 EGT gauge is STC'd, it is only FAA approved as a secondary instrument. It can be installed , but not as the primary. The E4 does have back light.