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EMC Filters, EMI Filters & Accessories

AC-DC Power Supplies

SIFI Series

2-Line EMC Filters

The EPCOS branded SIFI Series of 3A to 36A 250VDC/AC rated EMC filters offer very good insertion loss with compact package sizes. All SIFI models are available as a standard version or a medical version with negligible leakage current. Both push-on or screw terminals are available. A special construction makes the SIFI series smaller than comparable products for significantly less cost


  • Compact size
  • Available from 3A to 36A at 250 V DC/AC
  • Approvals: UL, CSA and ENEC
  • Suitable for many applications including medical and testing devices
Not sold through TDK-Lambda distribution network Epcos is a member of TDK Group

Technical Downloads

Related Information

In the TDK-Lambda Newsroom

Power Supplies Benefit From Complementary EMC Filters
Read the article

Further Resources

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