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Jennings Technology

Jennings offers over six decades of expertise in state of the art vacuum technology for the electrical, industrial, communications, and power industries.

1025 South Brown School Road, Vandalia, OH 45377, United States

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Our Company

Jennings holds the notable recognition of creating the first high voltage, vacuum, variable capacitor. This revolutionary discovery in 1942, as Jennings Radio Manufacturing Company, resulted in a capacitor offering application flexibility with its variable tuning capability and its small size.

Today, Jennings is known worldwide as a leader in non-thermionic vacuum components offering a full line of products including vacuum and gas filled capacitors and relays, vacuum interrupters, vacuum contactors, vacuum coaxial relays, switching matrices, and test and measurement equipment.


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  • Location:

    Other: 1025 South Brown School Road, Vandalia, OH 45377, United States