Filter Concepts Inc.

FCI offers a wide variety of standard EMI filters, allowing you to potentially meet your EMI performance goals without specifying a costly special design. Although actual performance depends on your unique application, this guide will help you determine the filter family that is most likely to meet your requirements.

FCI's application engineers are always available for additional technical consultation.

The descriptions of each filter series on the following pages will help you determine the correct filter for your application in terms of electrical configuration, input power type, leakage current, and mechanical configuration, including available terminations.


FILTER SELECTION TABLE

FCC Part A

FCC Part B
CISPR 11 or 22 Class A
EN55011 or 55022 Class A

CISPR 11 or 22 Class B
EN55011 or 55022 Class B

Tempest
Environment
MIL 461

Single Phase

SE

SF

SX

SW

AC Filters

LE

LF

LM

A2T

LH

LM

LX

GF

TF

SW

3 Phase

3E

3L

3V

3W

AC Filters

3B

3F

3X

A3T

3L

3W

A4T

DC Filters

DS

DS

DH

D1L

DC

DC

D2L

DH

DH

DP

DP


Main | Application Notes | Filter Finder | AC Filters | DC Filters
Three Phase Filters | Home Automation Filters | Custom EMI Filters

EMI Filter division, 22895 East Park Drive, Yorba Linda, CA 92887, USA
Tel: (714)221-4056, Fax: (714)289-2149, Toll Free: +1-800-527-4362
Contact Us Site Map