Our Company

A Leading Manufacturer of EMI Filters & RFI Filters

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.

Products

Assembly/Electronmechanical Capability

Since 1986, Custom Suppression has acquired, modified and perfected proven processes and equipment including:

Vapor Phase Soldering

Processes and techniques up to 300c.

Solder Pots

For tin and solder dip of leads, pins and other forms or terminations.

Hand Soldering

By certified and experienced assembly solderers.

Wire Stripping

For products requiring pig-tail leads and lead forming.

Inductor

Winding capabilities for toroids and bobbin wound coils.

Sub-assembly

In-house designed and made tooling and fixtures.

Epoxy Encapsulation

Including storing, mixing, blending and curing.

Tests, Measurement, and Inpection Capacity

Since 1986, Custom Suppression has acquired, modified and perfected proven processes and equipment including:

Burn-In and Screening Facilities

Multiple ovens rated up to 150c with capabilities to energized specimens under test with AC and/or DC voltage and currents.

Capacitance Measurements

Equipment with capabilities to measure capacitance and dissipation at 120 Hz, 1000 Hz and 1 MHz.

Dielectric Withstanding Tests

Equipment capable of subjecting product under test with AC and DC voltages in excess of 1000 volts.

Inductance Measurements

Equipment to measure inductance and Q-factor at various frequencies and currents.

Insertion Loss Measurements

Spectrum analyzers, tracking generators, buffers and attenuators for measurements from 10 kHz to over 2 GHZ.

Insulation Resistance Measurements

Equipment capable of megaohm measurements with DC voltages up to 1000 volts.

Life Test Chambers

Multiple ovens rated up to 150c with capabilities to energized specimens under test with AC and/or DC voltages and currents over extended periods of time.

Thermal Shock Tests

Chambers rated to cycle between 150c and -65c. Capabilities to energized specimens undertest with AC and/or DC voltages and currents over extended periods of time.

Mechanical Inspection

Various calipers, micrometers, height gauges, threaded gauges, blocks, weights, dowels and other tools necessary to measure physical dimensions.