Good support when we called with particular questions with the initial setup. We liked the functions and the price.
CP-1A – LED Intensity Control Pot
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Product Overview
Prices
Retail Prices
Included in the package:
- CP-1A
- OPT-2 Connectors (3)
- 0.05″ Hex Wrench (1)
- CP-1A Instructions
Description
Package
Retail Price
CP-1A LED Intensity Control Pot
-
$72
Lead Time: Usually ships within 2–3 business days.

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Customer Testimonials
Your (customer) service is excellent!
- Customer
Thomas T. from Washington
- Aircraft
Piper PA-18-150
- EI Instrument
Really glad to have accurate oil psi and temp! [It’s a] match with previous [EI] installs.
- Customer
Nathan V. from Alaska
- Aircraft
Cessna 172C
- EI Instrument
Great company to deal with. Excellent customer service. [I chose this E.I. instrument because it’s] simple and easy to use.
- Customer
Dale C. from Ohio
- Aircraft
Cessna 182D Skylane
- 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
Much better quality with the bezel and buttons and knobs [vs. competition]. Also much easier to navigate and add fuel.
- Customer
Justin R. from Texas
- Aircraft
Cessna T207A Turbo Skywagon
- EI Instrument
The equipment is fantastic, very intuitive, and easy to use.
- Customer
Gregory S. From Brazil
- Aircraft
Air Tractor AT-502A
- EI Instrument
MVP-50 is a really great product
Your sales and support teams are very helpful.
I have been installing avionics since 1996. This was THE BEST wire harness I have ever seen!
Always a pleasure to do business with EI. Products ship rapidly. I have been using your products for 20+ years.
Great product, frees up space
- Customer
Theodore S. from Florida
- Aircraft
Cessna 182Q Skylane
- EI Instrument