Custom Suppression is a leading manufacturer of custom EMI & RFI Filters and assemblies. CSI’s strength lies in our ability to design and build EMI & RFI Filters that truly meet and/or exceed your needs, from electrical performances, dimensional requirements, on-time delivery, all at competitive prices. Our products include Solder-in Filters, Resin Sealed Filters & Capacitors, Hermetically Sealed Filters & Capacitors, Custom Filtered Connectors, Custom Filtered D Connectors, Custom Multi-section EMI/RFI Filter Assemblies, as well as Power Line Filters and Commercial Assemblies.
Quality Management System
CSI CAGE CODE: 68915
Capacitor-Capacitor





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Lorem Ipsum is simply dummy text of the printing and typesetting industry. Lorem Ipsum has been the industry’s standard when an unknown printer took a galley .
Lorem Ipsum is simply dummy t. Lorem Ipsum has been the industry’s standard dummy text ever since the 1500s, when an unknown printer took a galley of type and scrambled it to make a type specimen book.
Lorem Ipsum is simply dummy text of the printing and typesetting industry. Lorem Ipsum has been the industry’s unknown printer took a galley of type and scrambled it type specimen book.
Lorem Ipsum is simply dummy text of the printing and typesetting industry. Lorem Ipsum has been the industry’s standard dummy text ever since the 1500s, when an unknown printer took a galley of type and scrambled it to make a type specimen book.
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Electro Technik is the parent company for multiple passive electronic component companies organized into three primary business units including; capacitive/resistive products, microwave/RF products, and magnetics/transformer products.
Custom Suppression Inc. 1100 South Plumer Ave. Tucson, AZ 85719
Phone: 520-573-0221
Email: customsuppression@electrotechnik.com
Electro Technik is the parent company for multiple passive electronic component companies organized into three primary business units including; capacitive/resistive products, microwave/RF products, and magnetics/transformer products.
Custom Suppression Inc. 1100 South Plumer Ave. Tucson, AZ 85719
Phone: 520-573-0221
Email: customsuppression@electrotechnik.com