S-300 External Shunt

FAA Approved Accessory

PMA’d
300 Amp
3.25″ (W) x 1.75″ (D) x 1.75″ (H)
11.5 Oz Unit

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Product Overview

Prices

Retail Prices

Package includes:

S-300 Shunt
Installation Instructions

Description

Package

Retail Price

S-300 External 300 Amp Shunt

S-300

$60

Specifications

Videos

Documents

Documents & Manuals

Testimonials

Customer Testimonials

Sharp-looking gauges. [I chose EI because of your] reputation.

Garrett R. from Alaska

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Always a pleasure to do business with EI. Products ship rapidly. I have been using your products for 20+ years.

Doug F. from Nevada

Beechcraft Sundowner BE23

SC-5 Super Clock

I started with a CGR-30C. I loved it so much, I added a CGR-30P… [Your customer service] was a great help configuring it and EI gave me a great deal. I am now an EI customer for life!

Andrew R. from Florida

Piper PA-28-180 Archer

CGR-30P Premium Engine Monitor

Excellent customer service. Without a doubt the best aviation part I have purchased.

Alan B. from Florida

Reid and Sigrist R.S.1 Snargasher

R-1 RPM Tachometer Instrument

Nice experience working with [sales]… to configure my gauges.” Reason I chose EI? “Past experience with EI.

Clark M. from New Hampshire

Beechcraft Bonanza C35

CGR-30C Cluster Gauge Replacement

While the installation is not quite done yet, I have seen the unit in my aircraft with the engine running and the monitor producing numbers. It looks very good and I cannot wait to go flying with it!

Jeffrey S. From Missouri

Cessna 170N

CGR-30P Basic Engine Monitor

Staff appears to be very helpful when assistance is needed in verifying information. Heard good things about it [EI] from personal known aircraft owners.