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THE LEADER IN

CUSTOM
EMI & EMC

SOLUTIONS
Our Products

Our Products

In-house engineering, production and testing assures you of unsurpassed quality, quick turnaround, durability, economy, and components that are built to your most exact specifications.

EMI Filters

EMI Filters

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Tempest Filters

Tempest Filters

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HEMP/EMP Filters

HEMP/EMP Filters

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Custom Telephone & Signal Line Filters

Custom Telephone & Signal Line Filters

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Custom Capacitors

Custom Capacitors

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Custom Inductors & Coils

Custom Inductors & Coils

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Cable Assembly Manufacturing

Cable Assembly Manufacturing

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Contract Electronic & Electromechanical Mfg. Assembly & Box Build

Contract Electronic & Electromechanical Mfg. Assembly & Box Build

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MIL-COTS Filters

MIL-COTS Filters

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Cylindrical Style Filters

Cylindrical Style Filters

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Shielded Facility Room Power Line Filters

Shielded Facility Room Power Line Filters

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Our Services

Our Services

Captor Corporation has been a trusted name in EMI filters since 1965. Since the beginning, we’ve created innovative EMI filtering products for the world’s most demanding applications, including aerospace and military communications. Today, we offer an extensive product catalog that can easily be customized to your needs without any added cost. Discover our full range of capabilities below.

Past Projects
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Past Projects

Captor Corporation engineers and manufactures EMI filter solutions and custom electromechanical assemblies for OEMs operating in aerospace, defense, and secure communications environments. Our projects reflect a focus on compliance, performance validation, and production-ready design.

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EMI Filters

EMI Filters

Electromagnetic interference (EMI) filters act like water or air filters, cleaning electrical power by preventing undesirable signals from passing.

Control Line Hemp/Tempest Filter

Control Line Hemp/Tempest Filter

As experts in the field of electromagnetic interference, Captor Corporation develops superior quality EMI filter solutions.

Electromechanical DC Booster Assembly

Electromechanical DC Booster Assembly

Due diligence enabled us to find a suitable vendor for casting the aluminum housing with consistent dimensional accuracy at high
production rates.

Custom Electromechanical Assemblies

Custom Electromechanical Assemblies

We assembled this Electromechanical Assembly with the AC and DC power lines, 115 VAC to 270 VDC rectifier, and DC-DC converter…

FT-8367 Feedthru Capacitor

FT-8367 Feedthru Capacitor

This Feedthru Capacitor was designed for a customer with a high voltage and high current application that had to have insertion loss performance across a wide band of frequencies.

Circuit Protection Device

Circuit Protection Device

Designed to convert 115 VAC, 3-phase, 400 Hz input to 270 VDC, 6.5 A output, this device incorporated custom internal wire harnesses, AC power line filter, DC power lines, and lightning protection.

Why Work with Captor
Why Work with Captor

Why Work with Captor

  • Our Reputation

    Our Reputation

    Captor has built its reputation as an industry leader by providing outstanding engineering solutions and reliable products.

  • Customer Service

    Customer Service

    We listen to our customers and strive to exceed their expectations.

  • Quality

    Quality

    We deliver defect free, competitively priced products and services, on time.

About Us

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