Report Highlights

Magnet Bearings in the U.S.: Market Overview

Magnet bearings in the United States reached USD 310 million in 2024 and are forecast to reach USD 525 million by 2032. Active magnetic bearings for oil-free turbocompressors, high-speed motors and vacuum pumps form the largest installed base, with demand concentrated in the Southeast, where Danfoss Turbocor's Tallahassee, Florida plant anchors the regional supply chain. Commercial efficiency gains, rather than statute, have driven most adoption in building systems and industrial rotating equipment.

Government has been the dominant force in defence and space procurement. Department of Defense specifications and NASA flywheel and reaction-wheel programmes sustained early domestic demand, shaping the market toward magnetic systems that qualify under federal sourcing rules. Private firms including Calnetix Technologies and Mohawk Innovative Technology have led product development, while policy now determines which suppliers can win contracts more than how large the market grows.

Policy-Driven Growth in U.S. Magnet Bearings

The CHIPS and Science Act of 2022 (Public Law 117-167) allocates USD 39 billion in manufacturing incentives administered by the Commerce Department's CHIPS Program Office. Fab construction funded under these awards requires magnetically levitated turbomolecular vacuum pumps, which lack the particulate contamination risk of contact bearings. Each new fabrication plant therefore translates directly into orders for magnet bearing assemblies from suppliers such as Edwards Vacuum.

DFARS Subpart 225.70 restricts defence procurement of rare earth permanent magnets sourced from covered countries, with the full mine-to-magnet requirement taking effect on January 1, 2027. The Defense Production Act Title III programme, administered by the Department of Defense, funds domestic magnet capacity to meet this deadline. Electric motor efficiency standards under 10 CFR 431.25, enforced by the Department of Energy under the Energy Policy and Conservation Act, push compressor and motor makers toward magnetic bearings that reduce friction losses.

Regulatory Barriers and Compliance Costs

DFARS magnet sourcing rules impose the heaviest compliance burden. Suppliers must certify country-of-origin for every magnet material input, a process that requires supplier audits and traceability systems typically costing several hundred thousand dollars per product line. The Defense Pricing and Contracting office within the Under Secretary of Defense for Acquisition and Sustainment oversees enforcement, and non-compliant deliveries are rejected at the contract level.

The Federal Acquisition Regulation Part 25 domestic content threshold is set at 65 percent for manufactured end products in 2024, rising to 75 percent in 2029. The Office of Management and Budget and the FAR Council administer these thresholds under the Buy American Act. Export controls administered by the Bureau of Industry and Security under the Export Administration Regulations require licensing for high-speed rotor and magnetic bearing technology bound for China and other restricted destinations.

Policy-Created Opportunities in the U.S.

CHIPS-funded fab expansion creates a demand category for vacuum pumps and magnetic bearing spindles that is insulated from commercial cycles. Suppliers with qualified semiconductor-grade designs, including Edwards Vacuum and Atlas Copco USA, can secure multi-year supply agreements tied to fab commissioning schedules. Firms that certify domestic assembly early will capture this demand ahead of importers.

The Department of Defense's July 2025 agreement with MP Materials, which included a price floor and equity investment for domestic magnet production, establishes a secured domestic feedstock for defence-grade bearings. Flywheel energy storage projects supported by Department of Energy loan and grant programmes represent a second demand category. Magnet bearing suppliers that qualify designs for grid-scale flywheels will gain preferential access to these programmes.

Market at a Glance

Leading Market Participants

• Danfoss Turbocor
• Calnetix Technologies
• Mohawk Innovative Technology
• Synchrony Inc.
• SKF USA
• Schaeffler Group USA
• The Timken Company
• Edwards Vacuum
• Atlas Copco USA
• Ebara Technologies

Regulatory and Policy Environment

The primary procurement legislation is DFARS Subpart 225.70, implementing defence magnet restrictions within the Defense Federal Acquisition Regulation Supplement. Key compliance requirements include country-of-origin certification for rare earth magnet inputs, supplier traceability documentation and annual attestation to the Defense Pricing and Contracting office. The full mine-to-magnet requirement takes effect January 1, 2027, and the Commerce Department's Section 232 investigation into processed critical minerals and derivative products, launched in April 2025, may reshape tariff exposure for imported magnets.

Compared with regional peers, the U.S. framework is more prescriptive on procurement but less prescriptive on efficiency design. The European Union's Critical Raw Materials Act (Regulation (EU) 2024/1252) sets a 10 percent domestic extraction benchmark for strategic materials by 2030, while Ecodesign Regulation (EU) 2019/1781 governs motor efficiency across the bloc. China's rare earth technology export licensing, introduced in 2023, remains the principal external constraint on U.S. magnet supply.

Long-Term Policy Outlook for U.S. Magnet Bearings

The January 2027 DFARS deadline will consolidate defence-qualified magnet supply into a small number of domestic and allied producers. Bearing manufacturers without traceable magnet sourcing will be excluded from federal programmes, accelerating market concentration among firms that have already invested in compliance infrastructure. Expect procurement volumes to shift decisively toward suppliers that can document full supply chains.

Future revisions to DOE motor efficiency standards under EPCA will extend magnetic bearing adoption into mid-range industrial motors by 2030. Section 232 tariff outcomes on magnets will determine whether imported bearing assemblies retain price competitiveness. By 2032, domestic magnet production capacity linked to federal offtake agreements will define which bearing manufacturers serve the sector's fastest-growing segments.