Next GenBusbar

High-current copper, aluminum, and laminated busbars for EV batteries, energy storage, and AI data centers.

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About Us

Established in 2011, RHI ELECTRIC designs and manufactures copper busbars, aluminum busbars, and related insulation parts. Certified to IATF 16949, ISO 14001, and ISO 45001, RHI operates 3 production bases covering a total area of 40,000 ㎡ with 1500+ employees and supplies customers in 30+ countries.

  • 3BasesProduction Sites
  • 1500+Employees
  • 30+Countries
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About Us

Our Product Series

OCP ORv3 Rack Power Distribution Busbar

OCP ORv3 Rack Power Distribution Busbar

RHI Rack Busbars are designed for OCP ORv3 Open Rack systems and high-density AI data centers, providing standardized high-current DC power distribution through a laminated busbar structure. With current ratings ranging from 425A to 2900A, they support diverse power requirements for Power Shelves, PSU modules, BBU systems, AI servers, storage, and network switches. Blind-mate connections simplify installation, reduce cabling complexity and voltage drop, while the vertical busbar design helps reduce cable congestion, improve airflow, and simplify rack maintenance. Custom designs are available to meet specific rack configurations and power requirements.

Direct Liquid-Cooled Busbar for 5000A OCP Racks

Direct Liquid-Cooled Busbar for 5000A OCP Racks

As AI computing drives higher rack power density, OCP liquid-cooled racks provide efficient thermal management for high-power data centers. Direct liquid-cooled busbars further enhance heat dissipation at the busbar and shelf levels, enabling higher-current power distribution and supporting high-density rack architectures.

Battery Busbar with High-Temperature Ceramic Insulation

Battery Busbar with High-Temperature Ceramic Insulation

Battery busbars combine heat-resistant copper conductors with ceramic-based insulation to ensure dielectric strength, high-temperature endurance, and mechanical durability. Automated winding delivers uniform coverage and adhesion, enhancing thermal management and current-carrying reliability. Ideal for high-voltage EV battery pack interconnections.

Battery Busbar: Flexible Copper Busbars

Battery Busbar: Flexible Copper Busbars

Flexible busbars are made from copper foil with thicknesses ranging from 0.1 to 1mm. Produced through welding, stamping, plating (tin or nickel), forming, and insulation (PVC dipping or PE heat shrink tubing), they offer excellent conductivity, flexibility, easy installation, and space-saving design. These features make them ideal for EV battery packs, new energy power distribution, UPS systems, and charging stations.

Copper Bus Bar with Powder-Coated Insulation for EV Battery Packs

Copper Bus Bar with Powder-Coated Insulation for EV Battery Packs

Custom copper busbar with epoxy powder-coated insulation features a thin dielectric layer with excellent heat dissipation, high dielectric strength, and strong resistance to high temperatures and electrical stress. Precision 3D forming and punching ensure accurate fit and easy integration into standardized assemblies. Designed for high-current applications, copper busbar offers reliable conductivity, good creep resistance, long service life, and low maintenance. Widely used in EV battery packs, energy storage systems (ESS), and power distribution systems for safe and efficient electrical connections.

Flexible Braided Copper Bus Bars

Flexible Braided Copper Bus Bars

Braided Copper Busbars are vital in electrical systems, offering enhanced flexibility, conductivity, vibration resistance, and heat dissipation through their braided structure. Customizable in various types and sizes, they are widely used in power distribution for industries like EVs and renewable energy storage.

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Why RHI

Customer-driven design

We don’t force standard parts onto your project. We co-engineer busbars around your current, layout and insulation needs to fit your system perfectly.

Certified production

Automotive-grade quality built on IATF 16949 and systematic control. Rigorous testing at every stage delivers dependable busbars for high-voltage energy applications.

In-house processes

Stamping, forming, welding, insulation and validation all under one roof. Full internal control cuts lead time and locks in consistent quality.

Global supply

We serve international customers with stable capacity, flexible shipping and responsive cross-border technical support, wherever your factory is located.

Customers

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  • XPeng
  • Xiaomi
  • NIO
  • Leapmotor
  • Li Auto
  • BYD
  • Geely
  • GWM
  • CHERY
  • FAW
  • SAIC
  • Toyota
  • Dongfeng
  • CATL
  • Ferrari
  • RENAULT
  • CALB
  • VREMT
  • SVOLT
  • Sunwoda
  • UAES
  • Trinasolar
  • EP Equipment
  • VINFAST
About Us

RHI founded in 2011, is an innovative manufacturer specializing in new energy battery connection solutions and PVC dip-coated insulation products.