The reviews online were very good. Customer service has been great.
A-102 Adapter Plate
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Product Overview
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Retail Prices
Included:
- A-102 Adapter Plate
- 4 black screws (6×32 x .4″)
Description
Package
Retail Price
A-102 Adapter Plate
A-102
$28
Lead Time: Usually ships within 2–3 business days.

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Testimonials
Customer Testimonials
Very affordable… great installation instructions. [I chose EI because of its] price point, certified primary.
- Customer
Benjamin T. from South Carolina
- Aircraft
Piper PA-28-181 Archer II
- EI Instrument
The [unit] is easy to read and quick to respond. I have multiple EI units and have had good experiences with all.
- Customer
Thomas C. from Maine
- Aircraft
Maule M-5-235C Luna Rocket
- EI Instrument
I have been flying with EI instruments for over 20 years. I purchased the CGR-30P to update my engine instruments into one modern package.
I have heard only great words about EI… Won’t be able to install till at least April but I know you are very helpful when it comes to questions.
- Customer
Thomas W. from Virginia
- Aircraft
Piper PA-30 Twin Comanche
- EI Instrument
Good equipment at a good price. I have used your products before and have had great success.
- Customer
Ryan M. from Oregon
- Aircraft
Cessna 172L
- EI Instrument
Incredible customer service.
Very impressed with the clarity and readability of the CGR-30P gauge.
- Customer
Richard K. from New York
- Aircraft
Piper PA-28-181 Archer III
- EI Instrument
Responsive customer service, kudos to [customer service].
- Customer
James A. From Alabama
- Aircraft
Cessna 182B Skylane
- EI Instrument
Easy Install.
- Customer
Leslie S. from Connecticut
- Aircraft
Piper Arrow PA-28R-200
- EI Instrument
Very happy with our new tachometer!
EI has the best customer service of any company that I’ve ever dealt with.
- Customer
Greg J. from Georgia
- Aircraft
Beechcraft C23 Sundowner
- EI Instrument