Since 1976, Master Magnetics Inc., based in Castle Rock, Colorado, has led the magnet industry, specializing in magnets and magnetic devices for commercial, industrial, and consumer markets under The Magnet Source® brand. With over 20 million magnets in inventory and advanced warehousing, we ensure quick, cost-effective delivery across North America. Our samarium cobalt magnets (SmCo) are celebrated for their strength, temperature stability, and resistance to corrosion and demagnetization, available in blocks, disks, and rings. Explore their properties through our Permanent Magnet Comparison Chart.

Beyond superior products, Master Magnetics offers exceptional customer support. Our magnet specialists assist with material selection and custom magnetic assemblies for diverse applications. Contact us via our website, email, or phone to discover how our samarium cobalt magnets can elevate your projects with unmatched quality and performance.