TDK TDK Electronics · TDK Europe

EMC filters

  • Wide current range of standard filters up to 2500 A
  • Rated voltage up to 760 V AC and 1500 V DC
  • Various terminal styles
  • Medical versions with low leakage current
  • UL/CSA/ENEC approval
  • Customer-specific solutions upon request
  • EPCOS also runs its own accredited EMC laboratory in Regensburg/Germany which can perform all relevant tests and issue the necessary documentation to obtain CE-conformity

Feedthrough filters

  • MKP technology (dry, self-heating)
  • Solderless production technology
  • Terminals as axial leads, screw connectors, soldering tags or tab connectors
  • Metal case, polyurethane potting (UL 94 V-0)
  • Feedthrough capacitors
    CR: 0.5 … 4.7 μF
  • Feedthrough filters
    CR: 0.0025 … 2 × 4.7 μF


Product search

Rated voltage (V AC) Rated current (A) Type PDF
350 - 600 16 - 500 B85321A file_pdf_box

2-line filters SIFI

  • Modular SIFI filter system with various cases and insertion losses
  • Medical versions with very low leakage current
  • Suppression of differential and common-mode interference
  • Ambient temperature up to +100 °C
  • 1 or 2 stage filters
  • UL/CSA/ENEC approved

Product search

Rated voltage (V AC) Rated current (A) Type PDF
250 3 - 36 B84111F file_pdf_box
250 2 - 36 B84112G file_pdf_box
250 3 - 36 B84113H file_pdf_box

3-line filters 4-line filters

  • Wide range of 3-line and 4-line filters
  • High insertion loss
  • Optimized leakage current
  • Compact design
  • Customer specific types upon request
Product search

Rated voltage (V AC) Rated current (A) Type PDF
250/440 16 - 180 B84144A*R000 file_pdf_box
275/480 8 - 180 B84143A*R000 file_pdf_box
300/520 35 - 230 B84143*R410 file_pdf_box
300/520,  305/530 10 - 50 B84143A*166 file_pdf_box
300/520 8 - 150 B84143A*R105 file_pdf_box
300/520 10 - 100 B84143A*R106 file_pdf_box
300/520,  440/760 180 - 1600 B84143B_K*S080_S081 file_pdf_box
300/520 16 - 200 B84143D*R127 file_pdf_box
300/520 8 - 200 B84144A*R120 file_pdf_box
300/520 8 - 200 B84144A*R140 file_pdf_box
300/520 10 - 100 B84143A*R107 file_pdf_box
305/530 250 - 600 B84144B*S120_S121 file_pdf_box
310/530,  400/690,  440/760 150 - 2500 B84143B*S020_S021_S024 file_pdf_box
440/760 25 - 180 B84143A*R021 file_pdf_box
--- --- B84143Q*S020 file_pdf_box
--- --- B84143Q*S080 file_pdf_box

IEC inlet filters

  • EMC filters with integrated IEC connector
  • Medical versions with very low leakage current
  • Versions with fuse or fuse and switch available
Product search

Rated voltage (V AC) Rated current (A) Type PDF
250 1 - 15 B84771 file_pdf_box
250 1 - 10 B84773 file_pdf_box
250 1 - 10 B84776 file_pdf_box