Precision Electrical Components Energy Storage Components

Power Electronic Components

Connector terminals, EMI shielding, stamped, and over-molded busbars are essential components in power electronic devices. NN Inc.’s manufacturing capabilities enable us to provide the precision components required for power inverters, DC/DC converters, power distribution, and wire harnesses

Energy Storage Components What We Build

In the high-voltage electrical industry, NN Inc. specializes in crafting essential components such as stamped connector shields, terminals, and busbars. These key parts, made from diverse materials and available with various finishes, ensure the safe and efficient flow of electricity in various systems.

Top Cap Assemblies

Copper Anodes

Aluminum Terminal Post 1

Aluminum Terminal Post 2

Stamped Components

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Top Cap Assemblies


NN Inc. offers a comprehensive range of capabilities, including stamped and machined components, laser welding, crimping, and leak testing, all tailored to produce top cap components and assemblies. Our expertise covers a wide array of components, including cathodes, anodes, terminal posts, plates, stamped lids, and more

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Stamped Busbars 1

Stamped Busbars 2

Stamped Busbars 3

Stamped Collectors Plate

Plated Copper Collector Plate

Plated Copper Collector Plate

Pouch Cell Collector Plates

Over Molden Busbars

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Busbars and Collector Plates

Stamped bus bars play a critical role in facilitating the efficient flow of electricity throughout systems. They are used in various devices to distribute electricity, especially in tight spaces where wires and connectors are impractical. Additionally, over-molded bus bars offer further versatility and functionality in these applications

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How We Build

Stamped bus bars play a critical role in facilitating the efficient flow of electricity throughout systems. They are used in various devices to distribute electricity, especially in tight spaces where wires and connectors are impractical. Additionally, over-molded bus bars offer further versatility and functionality in these applications

Precision Stamping Capabilities


  • Progressive die Stamping
  • Press tonnage from 20 to 330 tons
  • Material thickness 0.05mm to 6.35mm
  • Copper Alloys
  • Aluminum Alloys
  • Carbon Steel
  • Stainless Steel
  • Plated and Selective Plated option available

Contact Production Capabilities


  • Button & Solid Contact rivet headers
  • Bimetal Contact Rivet Machines
  • 12 to 28 ton Powder presses
  • 4 Sinter furnaces
  • In-house tooling design
  • Copper Alloys
  • Gold, Silvers, Platinum, and Palladium available
  • Solid and Bimetal contact configurations

Quality Capabilities


  • Metallurgical Laboratory
    • Weld Testing
    • Material Properties Testing
  • Metrology Equipment
    • Light interferometry
    • 3D Laser Scanning
  • Automated inspection systems
  • Quality Certifications
    • IATF-16949:2016
    • ISO 9001:2015

Secondary Operation Capabilities


  • Vibratory and barrel tumbling
  • In-line and ultra sonic aqueous Cleaning
  • Automated Assembly
  • Manual Assembly
  • Belt Furnace Brazing
  • Induction Brazing
  • Sliver, Gold and other precious metal plating

Contact Us and See What We Can Create Together

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