Welcome to Coilcraft’s Critical Products & Services

Coilcraft Critical Products and Services (CPS) is a trusted manufacturer of high-quality magnetics for mission critical applications. Our inductors, transformers and chokes are are designed and tested to perform in some of the world’s toughest environments. 
Power Inductors
Coilcraft CPS power inductors are offered in various structure types, sizes and inductance values for a wide range of power converter applications.
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RF Chip Inductors
Coilcraft CPS RF Chip Inductors deliver high performance in the smallest possible size.
Join Us at IMS 2024
IMS 2024 is taking place in Washington D.C. June 18-20. Come see us at stand 1930!

Design Tools

Our web-based proprietary tools help you find the parts to optimize your designs, streamlining your search for the best solution. This search is often complex. Our tools will help simplify the process.

Think of us as a design partner: If you've got questions, we're happy to work through them with you quickly and thoroughly.

Power Inductor Finder and Analyzer

Identify the best power inductors for your specified parameters and review AC and DC losses, temperature rise, L vs. current, self-heating curves and more. Or if you already know your part number(s), skip the search and move directly to the performance analysis.
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RF Inductor/Choke Finder and Analyzer

This powerful tool identifies the best RF inductors and chokes for your defined parameters. Search for L @ Frequency or Z @ Frequency for specific application conditions. Or skip the search function and proceed directly to performance analysis for known part number(s).
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Cross-reference tool

Cross Reference Series Finder Tool

Use this tool to cross between Coilcraft commercial part numbers and CPS parts. Search by series name (standard or CPS) and easily find your cross.
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Parametric search tool

CPS Parametric Search

See all Coilcraft CPS products. Sort, filter, and compare to find the ideal part for your application.