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Westach 4 Position Switch With 8 Lead 254-4F Non-TSO

$58.75/Each
Part# 10-01244
MFR Model# SWITCH:254-4F

Overview

These switches are used with the Westach CHT, EGT, or CHT/EGT gauges to allow multiple cylinder engine analyzing. Switches included with Engine Analyzer kits & Add-On kits on following pages, or can order separately below. Non-TSO’d. These switches have two small connectors of same size.

Made in USA
   
California Prop 65 Warning Symbol

WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov.

Reviews

Exactly what I was hoping for. Easy to install with clear instructions.

James W Verified Purchase

Westach 4 Position Switch With 8 Lead 254-4F Non-TSO

August 21, 2024

Just as ordered

Steven W Verified Purchase

Westach 4 Position Switch With 8 Lead 254-4F Non-TSO

December 7, 2021

WORKS as advertised good value

Jeffrey G
August 5, 2020

This switch works well, and the cable is just the right length for a Long EZ. However, the switch is relatively inexpensive, and only seems to last about 3 years before needing replacement.

Bob
March 2, 2018

Q&A

Please note, Aircraft Spruce'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. Aircraft Spruce 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: Is the Westach Eng analyzer kit (part #10-17300) legal for certified aircraft?

The Westach Engine Analyzer Kit includes Part numbers 10-01241, 10-01244 and 10-01225. These are non-TSO'd and are not approved for certified aircraft.

Q: What does kit 10-01065 consist of? Is it the switch with 4 EGT probes? It is not very clear from the description.

It is the switch plus 3 probes.

Q: What hole size does the switch require? What is the diameter of the disk containing the cylinder numbers?

Hole size is .370". Switch plate diameter is 1.75". Switch body is 1.1" diameter. Threaded shaft is about 1/4" long

Q: What kind of connector is used to connect to the switch?

This has a push on pin/socket style connectors.

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