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EMI Filters

APITech has proven experience in delivering reliable EMI filter products to mitigate EMI/RFI in the most rugged environments. APITech offers one of the largest and most trusted selections of EMI filter components and assembly solutions for EMC compliance, energy efficiency, and power management, addressing both conducted and radiated EMI.

APITech’s EMI filter solutions are ideal for mission-critical radar, military defense, EW, communication, industrial, medical, and energy platforms. EMI filter offerings include single phase and 3 phase EMI filters, panel mount EMI filters, EMI filter d-sub connectors, EMI filter circular connectors, planar array ceramic capacitors, and current sense transformers.

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EMI Filter Circular Connectors

EMI filter 38999 circular connectors with planar-style EMI filtering in C and Pi circuits up to 200nF in most configurations.
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Panel Mount EMI Filter

Bulkhead /panel mount EMI filters provide superior high-frequency insertion loss and are built following MIL-PRF-15733 or MIL-PRF-28861.
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Single Phase and 3 Phase EMI Filters

EMI filters for single phase, 3 phase, or DC power applications filter the AC or DC power entering your system.
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EMI Filter D-Sub Connectors

Filtered d-sub connectors improve performance, save board space, and reduce costs by managing EMI at the signal and power I/O.
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Planar Array Ceramic Capacitors

EMI filter designed and manufactured in the USA with the largest offering of EMI filter capacitor sizes and configurations.
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EMI Filter Plates

EMI filter assemblies provide a filtered signal line between electronic system modules providing an economical method to meet EMC requirements.
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Surface Mount EMI Filters

Surface mount EMI filters eliminate the need for bulky through-hole filters providing optimum cost savings to through-hole EMI filtering.
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Current Sense Transformers

Available totally encapsulated, with or without wound primary turns and loading resistor. Current range of 3.5 to 800 amps.
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EMC Testing Services

In-house test lab will evaluate and fine tune installed EMI filter performance to find a solution for your unique requirements.
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Military Standard EMI Filters

EMI filters built to the following military standards: MIL-PRF-28861, MIL-PRF-15733, MIL-C-11015, DSCC 84084, DSCC 87106, MIL-PRF-49470.
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EMI Filter Stock Check

Click here to enter a part number and search the available inventory of EMI filter products.
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EMI/EMC Filter Basics

Learn EMI/EMC filter basics. Here we will discuss the basics of EMC standards, test methods, and mitigation techniques.
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Choosing The Right EMI Filter

Feedthrough and PC board EMI filters have advantages and disadvantages to making the right filtering selection.
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