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Electronic Film Capacitors, Inc.

41 Interstate Lane
Waterbury, CT 6705
United States

EFC/Wesco is dedicated to being the most reliable and responsive film capacitor manufacturer in the world.  We are your leading source for custom and tight-tolerance film and power capacitors.  Our experienced management and engineering staff, along with our modern facility, dedication to total quality management, ISO 9001:2015 certification, and on-time delivery are catalysts to achieve this goal.

We offer a complete line of VDE, ENEC, and UL recognized EMI suppression capacitors.  The EMI suppression films are “X” and “Y” class radial lead polypropylene box style, with voltage ratings to 440 VAC and capacitance values to 10.0 µF.  Our standard film line offers epoxy dipped radial lead, IGBT snubbers, UL recognized RC networks, and feed-thru designs.  Other standards include a wide variety of metallized and foil versions of polyester, polypropylene, polyphenylene sulfide, as well as high-quality polystyrene capacitors with excellent capacitance stability.  We offer a wide variety of component package styles to choose from.  Custom configurations are available upon request.