
Products
Complete Product Line
CEI is a leading supplier of coaxial RF
Switches to our partners throughout
the world. We specialize in the
manufacture of high performance
products used by commercial, military, and international customers for ATE testing and numerous other applications.

Extremely low temp -65 Deg C
COTS or CUSTOM
Very High Power
Highly Repeatable
We Support You
Fast Delivery
A fast delivery can make or break
your requirement. At CEI, we take
your delivery needs very seriously.
We stock many products and ship most small quantity orders in 4 weeks or less.
Switch to CEI and Switch for life.
RF & Microwave Coaxial Switches

We offer a wide selection of coaxial switches in numerous connector configurations. Our products offer low insertion loss, high isolation and outstanding repeatability.
Defense/Military Switches

CEI coaxial switches are used in airborne, ground, and naval mission critical systems for applications requiring superior performance and reliability.
ITAR registered. Made in the USA.

No one can match the experience, quality, and proven performance of CEI high power RF Switches. All models available with high temperature/high power connectors.
Decades of Experience and Engineering Innovation
Outstanding RF Performance
Highly Reliable and Repeatable
Fast Delivery and Support
Over time, we’ve expanded our coaxial switch lineup to include more than 60 switch series and thousands of model combinations.
As a dB Control and Heico company, we maintain small business values while providing large business capability and support.
All products are manufactured by highly skilled engineers and technicians in the USA.
PRECISION COAXIAL SWITCHES
About
Charter Engineering, Inc.(CEI) is a leading manufacturer of RF and microwave electromechanical coaxial relay switches including ultra low passive intermodulation, very high power, and extremely low temperature switches for commercial and military applications.
US
CEI has extensive experience as a worldwide leader in the design, development, and manufacture of coaxial relay switches. We have delivered high quality electro-mechanical switches (EM) for communications, aerospace, defense, and instrumentation markets.