Wire Harness Manufacturing in Vietnam & China TEL: +8618033042145 E-mail: sales@sinnhong.com
Products Strategic Manufacturing in Vietnam & China High-Precision Wire Harnesses & Custom Cable Assemblies Tariff-Free Solutions & Resilient Supply Chain for Global Markets

    Custom EV Busbar Harness Active-cooled integrated busbar systems for high-performance EVs SINNHONG Vietnam/China ODM

  • Product series:
  • Product type:
    • 450kW Ultra-Fast Charging (UFC) compatible battery busbars

    • Aluminum alloy power distribution rails for EV weight reduction

    • FEA thermal-simulated busbar design for high-density packs

    • V2G bidirectional charging busbar modules for smart grids

    • Anti-oxidation silver-plated aluminum busbars for EV OEMs

    • High-creepage distance 1500V DC busbars for heavy-duty trucks

    • Active-cooled integrated busbar systems for high-performance EVs

    • Solid-state battery interconnects with low-contact resistance

    • Vietnam-made duty-free aluminum busbars for US EV market

    • Recycled copper busbar harness for ESG-certified manufacturing

    • Corrosion-resistant bimetallic busbar transitions for marine EVs

    • Mica-wrapped thermal runaway barrier busbars for LFP batteries

    • Flexible vibration-damped busbars for off-road electric platforms

    • Automotive-grade epoxy powder coated 3D busbar rails

    • Landed-cost optimized power electronics sourcing from Vietnam hub

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Product Description

450kW Ultra-Fast Charging (UFC) Busbars | Thermal-Simulated EV Interconnects by SINNHONG

As the global EV infrastructure transitions to 450kW+ Ultra-Fast Charging (UFC) and 1500V DC architectures, thermal management and lightweighting have become the primary engineering bottlenecks. SINNHONG, a premier China & Vietnam Manufacturer, provides a strategic solution with our next-generation Aluminum Alloy and Silver-Plated Copper Busbars.

Engineered to the IPC-A-620 Class 3 Standard, our busbar harnesses are designed using FEA Thermal Simulation to ensure optimal heat dissipation during extreme charging cycles. By utilizing our Vietnam-based OEM Electronics Manufacturing hub, Western Tier 1 OEMs can secure a tariff-exempt supply chain, effectively bypassing Section 301 duties. Featuring UL Listed Wire and advanced Anti-Oxidation Coatings, SINNHONG delivers high-performance, landed-cost optimized power distribution modules for the most demanding 2026 EV platforms.

Technical Specification Matrix: Ultra-High Power & Lightweight Metallurgy

FeatureTechnical SpecificationCompliance & Standards
Charging Capacity450kW+ Ultra-Fast Charging (UFC) ReadyHPC / MCS Optimized
System VoltageSupport for 800V / 1200V / 1500V DCHigh-Creepage Design
Conductor ChoiceHigh-Grade Aluminum Alloy / Oxygen-Free CopperASTM B209 / B152
Plating OptionsAnti-Oxidation Silver / Matte Tin / NickelLow-Contact Resistance
Thermal TestingFEA Simulated & Real-World ValidatedHigh Energy Density Grade
Insulation TechMica-Wrapped Thermal Barriers / EpoxyUL 94-V0 / Halogen-Free
Manufacturing StdIPC-A-620 Class 3 / IATF 16949:2026Automotive Zero-Defect
Supply StrategySINNHONG Vietnam (Duty-Free Sourcing)US Section 301 Compliant

Product Details

Advanced Engineering for Next-Gen Power Electronics & ESG

  • FEA Thermal-Simulated Design: We utilize Finite Element Analysis (FEA) to simulate busbar behavior under 450kW+ charging loads, optimizing geometry for maximum heat dissipation and reduced hot spots.

  • Aluminum Weight Reduction: To meet 2026 vehicle range targets, we offer Aluminum Alloy Power Rails with specialized Anti-Oxidation Silver Plating, providing a 40% weight reduction compared to traditional copper.

  • V2G & Bidirectional Readiness: Our busbar modules are optimized for Vehicle-to-Grid (V2G) and Smart Grid interactions, featuring high-cycle durability for frequent bidirectional energy flow.

  • Mica-Wrapped Safety Barriers: Integrated Mica-insulation layers provide an essential thermal runaway barrier for LFP and Solid-State battery packs, capable of withstanding extreme temperatures.

  • Active-Cooled Integration: For high-performance racing or heavy-duty use, we provide Active-Cooled Busbar Systems that integrate directly with the vehicle's liquid cooling circuit.

  • ESG-Compliant Manufacturing: SINNHONG supports your Circular Economy goals by offering Recycled Copper options and low-carbon aluminum sourcing within our ESG-certified Vietnam facility.

Product Applications:

  • 450kW Ultra-Fast Charging (UFC) Stations: High-power busbar components for the next generation of public highway charging hubs.

  • Solid-State Battery Interconnects: Specialized, low-resistance links designed for the unique mechanical and thermal requirements of solid-state cells.

  • Heavy-Duty Electric Freight: 1500V DC Busbars for class-8 electric trucks and mining equipment requiring massive torque and sustained power.

  • V2X Smart Charging Modules: Bidirectional power distribution for residential and commercial vehicles serving as mobile energy storage for smart grids.

  • Electric Marine & Ferries: Corrosion-resistant bimetallic busbars and tinned-copper harnesses for high-salinity maritime environments.

  • High-Performance EV Powertrains: Compact, vibration-damped flexible busbars for dual-motor performance vehicles and off-road electric platforms.


FAQ

Our Custom process:

1

The customer provides product customization requirements and relevant information.

2

Our professional technical personnel analyze and evaluate the product requirements, and confirm product details with the customer.

3

We provide customers with quotations and production plans.

4

The customer confirms the quotation and production plan, and signs the contract.

5

We start production and maintain close communication with the customer during the production process.

6

We complete production and perform strict quality control testing.

7

We deliver the customized products to the customer and provide after-sales service.

Start Your Custom Project With Us Today