1200V SiC inverter compatible laminated busbar module
Partial discharge-free insulated busbar for 800V EV platforms
Cell-to-Body (CTB) integrated battery interconnect busbars
Low-inductance busbar design for high-frequency power electronics
Vietnam-manufactured tariff-exempt EV high-voltage harness
IPC-A-620 Class 3 certified flexible copper busbar assembly
Ultrasonic welded bimetallic copper-aluminum busbar links
Mica-insulated thermal runaway resistant busbar for LFP packs
High-creepage distance power rails for ultra-fast charging
Shielded EMI-suppressed busbar harness for EV powertrains
Custom CNC machined nickel-plated aluminum busbar rails
IATF 16949 compliant OEM busbar for heavy-duty electric trucks
Liquid-cooled integrated busbar for high-density battery packs
Press-fit terminal busbars for automated EV module assembly
UL 94-V0 rated epoxy powder coated 3D formed busbars
1200V SiC-Ready EV Busbar Harnesses | Integrated CTB Solutions by SINNHONG
As the automotive industry pivots toward 1200V Silicon Carbide (SiC) platforms and Cell-to-Body (CTB) architectures, the demand for ultra-high-reliability interconnects has never been greater. SINNHONG, a premier China & Vietnam Manufacturer, provides a strategic advantage for Tier 1 OEMs and EV startups through our OEM Electronics Manufacturing services.
Our next-generation EV Busbar Harnesses are engineered to the rigorous IPC-A-620 Class 3 Standard, ensuring zero-failure performance in the most demanding thermal environments. By leveraging our Vietnam-based production facility, we offer a tariff-exempt supply chain solution that bypasses Section 301 duties, delivering landed-cost optimization without compromising technical integrity. Featuring UL Listed Wire and advanced Partial Discharge-Free insulation, SINNHONG is your trusted partner for the future of high-voltage mobility.
Technical Specification Matrix: 1200V + High-Performance Engineering
| Feature | Technical Specification | Compliance & Standards |
| Operating Voltage | 800V / 1200V / 1500V DC Systems | SiC Inverter Optimized |
| Current Capacity | Up to 2000A Continuous Load | High-Power Traction Grade |
| Insulation Media | Mica-Reinforced / Epoxy Powder / LSZH | UL 94-V0 Flame Retardant |
| Conductor Material | 99.9% Pure Copper / Bimetallic Al-Cu | ASTM B152 / B187 |
| Manufacturing Std | IPC-A-620 Class 3 / IATF 16949:2026 | Zero-Defect Automotive Grade |
| Thermal Safety | Resistant to Thermal Runaway (up to 1000°C) | Mica-Barrier Technology |
| Inductance Level | Ultra-Low Inductance Design | EMI/EMC Suppression |
| Sourcing Advantage | Vietnam Origin (Tariff-Free) | Non-China Source Compliance |
Advanced Engineering for Structural Battery & High-Voltage Safety
1200V Partial Discharge-Free Technology: Our busbars undergo rigorous testing to ensure they remain Partial Discharge-Free at 1200V+, preventing insulation breakdown in high-frequency SiC switching environments.
Cell-to-Body (CTB) Integration: Optimized for structural battery packs, our 3D Formed Busbars reduce space requirements while acting as a structural reinforcement for the battery module assembly.
Mica-Insulated Thermal Barriers: For LFP and high-nickel battery chemistry, we offer Mica-wrapped busbars that provide critical protection against thermal runaway propagation.
Ultrasonic Bimetallic Welding: We utilize advanced Ultrasonic Welding to join copper terminals with Nickel-Plated Aluminum rails, achieving a 30% weight reduction while maintaining superior electrical conductivity.
Press-Fit & Automated SMT Compatibility: To support high-speed OEM Electronics Manufacturing, our busbars feature Press-Fit terminals, eliminating the need for manual soldering and increasing assembly throughput.
Shielded EMI Suppression: Our Shielded High-Voltage Harnesses incorporate integrated Faraday cages to mitigate electromagnetic interference, protecting sensitive BMS sensors and communication lines.
800V/1200V SiC Traction Inverters: Low-inductance power rails designed specifically for the fast-switching frequencies of Silicon Carbide power electronics.
Cell-to-Chassis (CTC) Battery Packs: Specialized interconnects for integrated vehicle architectures where the battery pack forms part of the car's floor structure.
Ultra-Fast Charging Infrastructure: High-creepage distance busbars designed for 350kW+ DC Fast Chargers and Megawatt Charging Systems (MCS).
Electric Heavy-Duty Trucks: IP69K Rated and vibration-resistant busbar harnesses engineered for long-haul commercial electric transport and construction machinery.
eVTOL & Electric Aerospace: AS9100-compliant lightweight bimetallic busbars for the emerging electric vertical takeoff and landing aircraft market.
Marine EV Systems: Corrosion-resistant Tinned Copper Busbars with high-dielectric strength for electric ferries and luxury electric yachts.
The customer provides product customization requirements and relevant information.
Our professional technical personnel analyze and evaluate the product requirements, and confirm product details with the customer.
We provide customers with quotations and production plans.
The customer confirms the quotation and production plan, and signs the contract.
We start production and maintain close communication with the customer during the production process.
We complete production and perform strict quality control testing.
We deliver the customized products to the customer and provide after-sales service.
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