Professional Busbar Cable Harness Board Manufacturing Services
Integrated power distribution solutions combining advanced busbar technology with precision cable harness assembly for automotive, EV, and industrial applications

What is a Busbar Cable Harness Board?
A busbar cable harness board is an innovative integration of rigid busbar conductors with flexible cable harness systems, providing optimized power distribution and signal transmission in a single, compact assembly solution.

Key Integration Benefits
High Power Distribution
Busbar sections handle high-current applications while cable sections manage control signals and low-voltage connections
Space Optimization
Combines multiple connection types in a single assembly, reducing overall system footprint by up to 60%
Simplified Installation
Pre-assembled integration eliminates multiple connection points and reduces installation time significantly
Enhanced Reliability
Fewer interconnections reduce potential failure points and improve overall system reliability
Advanced Manufacturing Process
Our state-of-the-art manufacturing facility combines precision machining, advanced assembly techniques, and rigorous quality control to produce superior busbar cable harness boards.
Design & Engineering
Custom CAD design using advanced 3D modeling software, electrical simulation, and thermal analysis to optimize performance and ensure manufacturability.
Precision Machining
CNC machining of busbar components from high-grade copper and aluminum materials, ensuring tight tolerances and consistent quality.
Surface Treatment
Application of protective coatings including tin plating, nickel plating, and silver plating to enhance conductivity and corrosion resistance.
Cable Assembly
Professional wire harness assembly using automated crimping, ultrasonic welding, and precise routing according to customer specifications.
Integration Assembly
Careful integration of busbar and cable components using specialized fixtures and assembly boards to ensure proper alignment and connection integrity.
Quality Testing
Comprehensive electrical testing, continuity verification, insulation resistance testing, and mechanical stress testing to validate performance.
Assembly Board Technology
Our advanced assembly board systems provide the foundation for precise and repeatable manufacturing of complex busbar cable harness boards. These specialized fixtures ensure consistent positioning, proper alignment, and quality control throughout the production process.

Automotive & Electric Vehicle Applications
Our busbar cable harness boards are at the forefront of automotive electrification, providing critical power distribution and control solutions for next-generation vehicles.

EV Power Distribution Systems
Electric vehicles demand sophisticated power management solutions that can handle high voltages and currents while maintaining safety and efficiency. Our integrated busbar cable harness boards provide the perfect solution for these demanding applications.
Battery Management Systems (BMS)
High-voltage busbar sections for main power distribution combined with low-voltage cable harnesses for monitoring and control signals
Motor Controller Integration
Seamless integration between high-power busbars and control cable networks for optimal motor drive performance
Charging Infrastructure
Robust power connections for fast charging systems with integrated communication and safety monitoring
High Voltage DC Systems
Specialized solutions for 400V and 800V EV architectures

Battery Pack Integration
Compact solutions for cell-to-module and module-to-pack connections

Vehicle Harness Integration
Complete vehicle wiring solutions with integrated power distribution

Thermal Management
Advanced cooling system integration for high-performance applications
Technical Specifications & Capabilities
Our manufacturing capabilities span a wide range of specifications to meet diverse application requirements across automotive, industrial, and aerospace sectors.
Busbar Specifications
Continuous current carrying capacity optimized for thermal performance
High-voltage applications including EV and industrial power systems
99.9% pure copper, 6061 aluminum alloy, and specialty brass alloys
Precision tolerance ±0.05mm for critical applications
Tin, nickel, silver plating, and protective coatings
Cable Harness Specifications
Support for both signal and power applications
PVC, XLPE, Teflon, silicone for various temperature ratings
Extended temperature range for automotive and aerospace applications
Molex, TE Connectivity, Delphi, and custom connectors
Custom lengths to meet specific application requirements
Quality Control & Certifications
Our commitment to quality excellence is demonstrated through rigorous testing protocols, comprehensive quality management systems, and internationally recognized certifications.

Comprehensive Testing Protocols
Every busbar cable harness board undergoes extensive testing to ensure reliability, safety, and performance compliance with industry standards.
Electrical Testing
Continuity verification, insulation resistance, dielectric strength, and current carrying capacity validation
Mechanical Testing
Pull strength, bend radius, vibration resistance, and thermal cycling endurance testing
Environmental Testing
Temperature cycling, humidity exposure, salt spray corrosion, and UV resistance testing
Safety Validation
Flammability testing, toxic gas emission, and electrical safety compliance verification
ISO 9001:2015
Quality Management
IATF 16949
Automotive Quality
IPC/WHMA-A-620
Cable Assembly
RoHS Compliant
Environmental
REACH Regulation
Chemical Safety
UL Standards
Fire Safety
Design & Engineering Support
Our experienced engineering team provides comprehensive design support from concept development through production optimization, ensuring your project success.
Concept Development
Initial consultation and feasibility analysis to determine optimal integration of busbar and cable harness components for your specific application.
- • Requirements analysis
- • Preliminary design concepts
- • Cost-benefit evaluation
- • Technical feasibility assessment
3D CAD Design
Advanced 3D modeling using SolidWorks and AutoCAD to create detailed designs with precise dimensions and assembly instructions.
- • Parametric 3D modeling
- • Assembly visualization
- • Drawing generation
- • Design for manufacturability
Simulation & Analysis
Advanced simulation tools for electrical, thermal, and mechanical analysis to optimize performance and validate design integrity.
- • Electrical simulation
- • Thermal analysis
- • Stress analysis
- • EMC/EMI modeling
Prototype Development
Rapid prototyping services to validate design concepts and enable testing before full-scale production commitment.
- • Rapid prototyping
- • Functional testing
- • Design iteration
- • Performance validation
Production Planning
Comprehensive manufacturing process planning including tooling design, assembly fixture development, and quality control procedures.
- • Process flow optimization
- • Tooling design
- • Quality planning
- • Cost optimization
Ongoing Support
Continuous engineering support throughout the product lifecycle including design modifications, process improvements, and technical consultation.
- • Technical consultation
- • Design modifications
- • Process improvements
- • Field support
Industry Applications
Our busbar cable harness boards serve diverse industries where reliable power distribution and signal integrity are critical for operational success.

Automotive & EV
Advanced power distribution solutions for electric and hybrid vehicles, supporting the transition to sustainable transportation.
- • Battery management systems
- • Motor controllers
- • Charging infrastructure
- • Power distribution units

Medical Devices
Precision assemblies for medical equipment requiring the highest levels of reliability and regulatory compliance.
- • Imaging equipment
- • Patient monitoring systems
- • Surgical instruments
- • Diagnostic equipment

Industrial Automation
Robust solutions for industrial control systems, robotics, and manufacturing equipment in demanding environments.
- • Control panels
- • Robotic systems
- • Motor drives
- • Process equipment

Aerospace & Defense
High-reliability assemblies meeting stringent aerospace standards for critical mission applications.
- • Avionics systems
- • Satellite equipment
- • Military vehicles
- • Ground support equipment

Renewable Energy
Power distribution solutions for solar, wind, and energy storage systems supporting the clean energy transition.
- • Solar inverters
- • Wind turbine systems
- • Energy storage
- • Grid tie equipment

Telecommunications
High-performance connectivity solutions for data centers, telecommunications equipment, and network infrastructure.
- • Data center equipment
- • Network switches
- • Telecom infrastructure
- • Server systems
Custom Solutions & Capabilities
We specialize in developing tailored busbar cable harness board solutions that meet unique requirements and challenging specifications.
Why Choose Our Custom Solutions?
Rapid Development
Fast turnaround from concept to prototype, typically 2-4 weeks for initial samples
Expert Engineering
Dedicated team of engineers with 15+ years of experience in busbar and harness design
Scalable Production
From prototype quantities to high-volume production with consistent quality
Cost Optimization
Value engineering to reduce costs while maintaining performance and quality standards
Global Support
Worldwide manufacturing and support capabilities with local engineering support
Custom Design Process
Initial Consultation
Requirements gathering and technical discussion
Design Development
3D modeling, simulation, and optimization
Prototype Manufacturing
Rapid prototyping and initial testing
Validation & Testing
Comprehensive testing and performance validation
Production Launch
Full-scale manufacturing and quality assurance
Frequently Asked Questions
Find answers to common questions about our busbar cable harness board manufacturing services and capabilities.
Busbar cable harness boards offer several key advantages: 1) Space efficiency - up to 60% reduction in installation space compared to traditional cable systems, 2) Improved reliability - fewer connection points reduce potential failure modes, 3) Enhanced current carrying capacity - busbars can handle higher currents with lower resistance, 4) Simplified installation - integrated design reduces assembly time and complexity, 5) Better thermal management - superior heat dissipation compared to bundled cables, and 6) Cost effectiveness - reduced material costs and installation labor.
Our busbar cable harness boards can accommodate a wide range of electrical specifications: Current ratings from 50A to 6000A continuous, voltage ratings up to 1000V DC (higher voltages available for special applications), and power handling capabilities exceeding 1MW for high-performance applications. The specific ratings depend on factors such as conductor material, cross-sectional area, thermal management, and environmental conditions. We work closely with customers to optimize designs for their specific electrical requirements.
For busbars, we primarily use 99.9% pure electrolytic copper (C101) for optimal conductivity, 6061-T6 aluminum alloy for weight-sensitive applications, and specialty brass alloys for specific environmental requirements. Surface treatments include tin plating (most common), nickel plating for harsh environments, and silver plating for high-frequency applications. For cable components, we use high-grade copper conductors with various insulation materials including PVC, XLPE, Teflon, and silicone, selected based on temperature requirements, flexibility needs, and environmental conditions.
We maintain comprehensive quality certifications including ISO 9001:2015 for quality management systems, IATF 16949 for automotive industry requirements, and IPC/WHMA-A-620 for cable and wire harness assemblies. Our products comply with RoHS directives for environmental safety, REACH regulations for chemical compliance, and various UL standards for electrical safety. For automotive applications, we meet specific OEM requirements and standards such as VDA, USCAR, and individual manufacturer specifications. All products undergo rigorous testing including electrical performance, mechanical stress, environmental exposure, and safety validation.
Lead times vary based on complexity and quantity: Initial design and engineering typically takes 1-2 weeks, prototype development requires 2-4 weeks depending on complexity, tooling development (if required) takes 3-6 weeks, and production quantities range from 2-8 weeks based on volume and specifications. For urgent projects, we offer expedited services with reduced lead times. We work closely with customers to establish realistic timelines and provide regular progress updates throughout the development and manufacturing process.
Yes, we provide comprehensive engineering support throughout the entire project lifecycle. Our services include initial concept development and feasibility analysis, 3D CAD design using SolidWorks and AutoCAD, electrical and thermal simulation using advanced software tools, mechanical stress analysis and optimization, design for manufacturability (DFM) recommendations, prototype development and testing support, and ongoing technical consultation during production. Our experienced engineering team has over 15 years of combined experience in busbar and cable harness design, ensuring optimal solutions for your specific requirements.
Every busbar cable harness board undergoes comprehensive testing including electrical performance verification (continuity, insulation resistance, dielectric strength), current carrying capacity validation under thermal stress, mechanical testing (pull strength, bend radius, vibration resistance), environmental testing (temperature cycling, humidity exposure, corrosion resistance), and safety compliance verification (flammability, electrical safety). We also perform application-specific testing such as EMC/EMI compliance for automotive applications, salt spray testing for marine environments, and extended life cycle testing for critical applications. All testing is documented and traceable, with certificates provided to customers.
Absolutely. We are equipped to handle projects ranging from single prototypes to high-volume production runs exceeding 100,000 units annually. For prototypes and low volumes, we use flexible manufacturing processes and quick-turn capabilities. For high-volume production, we implement automated assembly lines, dedicated tooling, and statistical process control to ensure consistent quality and cost efficiency. Our scalable manufacturing approach allows us to grow with your project from initial development through full production, maintaining quality and cost competitiveness at every volume level.
Ready to Start Your Project?
Get instant pricing and design feedback for your complex components. Our engineering team is ready to help you leverage the full potential of CNC machining.
Address
No. 225, Delong Street, Chang'an Town, Dongguan City, Guangdong Province
connect
email: info@topcncpro.com
Phone: +86 15145145178

Professional CNC machining and custom parts manufacturing services, meeting your precision machining needs with rapid delivery of high-quality components.