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
  • UL/CSA/ENEC approval
  • Customer-specific solutions upon request
  • EPCOS also runs its own accredited EMC laboratory in Regensburg/Germany which can perform all necessary tests and issue the documentation to obtain CE-conformity

Converter chokes and output filters

  • Line reactors
  • dv/dt output reactors
  • Sine-wave filters
  • SineFormer sine-wave EMC output filters for frequency converters supersede shielded motor cables
  • Active front end chokes, DC chokes and dv/dt filters upon request

1-line filters, Feedthrough capacitors/ Feedthrough filters

  • MKP technology (dry, self-healing)
  • 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: 2x 0.0025 … 2x 4.7 μF

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

2-line filters

  • Suppression of differential and common-mode disturbances
  • Modular SIFI filter system with various cases and insertion loss performances
  • Medical versions with very low leakage current
  • 1 or 2 stage filters
  • Ambient temperature up to +100 °C
  • Filters for traction applications and frequency converters
  • Filters for PCB mounting
  • VR: 250 … 1500 V DC
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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
250 10 - 30 B84142A*166 file_pdf_box
250 10 - 60 B84142A*R000_G075 file_pdf_box
250 8 - 25 B84142B*R000 file_pdf_box
1000, 1500 180 - 1600 B84142A_C_J*S081 file_pdf_box

3-line filters

  • Line filters for 3-phase applications with symmetrical load
  • Optimized leakage current
  • Book size or compact filters B84143A*166 and B84143A****R107 for short motor cable lengths
  • B84243A*** for converter applications with medium motor cable lengths
  • B84143D****R127 for long motor cable lengths up to 300 m
  • *S80/*S81 for high currents and short motor cable lengths
  • *S20/S21/S24 for high currents and long motor cable lengths
  • B84143A****R410 for regenerative units (Active Front End Converters) with high saturation-proof chokes
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Rated voltage (V AC) Rated current (A) Type PDF
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 10 - 100 B84143A*R107 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

4-line filters

  • For 3-phase applications with unsymmetrical load, space saving design
  • B84108: chassis filters
  • B84131: for power supplies
  • B84144A****R120 with terminal blocks
  • B84144B****S120 with busbars, standard performance
  • B84144B****S121 with busbars, extended performance
Product search

Rated voltage (V AC) Rated current (A) Type PDF
250/440 6 - 63 B84131 file_pdf_box
250/440 16 - 180 B84144A*R000 file_pdf_box
300/520 8 - 200 B84144A*R120 file_pdf_box
300/520 8 - 200 B84144A*R140 file_pdf_box
305/530 250 - 600 B84144B*S120_S121 file_pdf_box