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EMI Filters, Components, and Magnetics

API Technologies relies on proven experience to deliver reliable products for even the most rugged environments. In fact, API offers one of the largest and most trusted selections of EMI filtering components and assembly solutions for EMC compliance, energy efficiency, and power management, addressing both conducted and radiated EMI. API’s solutions are ideal for use in a variety of defense, aerospace, industrial, energy, commercial, medical, and consumer applications.

API understands each customer’s needs at every level allowing us to develop long-term relationships that transcend transactions and projects.

API's ceramic capacitors are designed and produced in our State College, PA (USA) facility and have superior EMI filtering capabilities.
Learn more about our high voltage chip capacitators.
Delivering a broad range of custom and off-the-shelf options to meet your design requirements.
Custom-built precision wound heavy-duty inductors including coils, reactors, and chokes.
Design and manufacture of custom passive transformers for both current and power applications.
Premium line custom, high-reliability, filtered circular connectors with a proven reputation for superior quality and performance.
Full ground plate and metallic shell provide minimal impedance and superior performance.
API's EMI Filter Plates Provide an EMI filtered signal line between electronic system modules. Every plate is 100% tested for key parameters.
Ideal to filter AC or DC power entering the system to prevent radiated or conducted EMI.
API Technologies has the EMC expertise and in-house filter solutions you need to meet worldwide EMC standards.
API's line of standard, commercial off-the-shelf (COTS) electromagnetic products include power filters and power entry modules, capacitors, and magnetics.
API Technologies can design products in accordance with the following military standards.
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A broad range of custom magnetic devices including current transformers, power inductors, chokes, air coils, and custom application-specific solutions.
Complete line of compact and extended shell EMI filtered connectors providing a wide range of design flexibility. Quick turnaround time for prototypes.