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Energy Storage System


Welden: Precision Engineering for Next-Gen Energy Storage


As a leader in smart manufacturing with 35+ patented technologies and ISO/IATF-certified production, Welden delivers mission-critical components for global energy storage systems. Our vertically integrated capabilities—from precision stamping to robotic welding—ensure unmatched quality, scalability, and customization for busbars, enclosures, and power distribution solutions.


Advanced Manufacturing Capabilities


Precision Metal Stamping


Capabilities:

  • Speed: 1,200 strokes/minute

  • Materials: Copper (C11000), Aluminum (6061-T6), SPCC Steel

  • Thickness Range: 0.5mm - 6.0mm

  • Application: T2T Busbars, Flexible Busbars

  • Tolerance: ±0.02mm (200-ton servo presses)

  • Certification: IATF 16949


Robotic Welding Systems

Capabilities:

  • Processes: Laser, MIG, TIG, Resistance

  • Accuracy: ±0.05mm repeatability

  • Output: 50,000+ busbar assemblies/month

  • Quality Control: Real-time thermal monitoring

  • Robots: 6-axis Fanuc with laser vision guidance

  • Innovation: 35+ Welding Patents


Advanced Surface Treatments

Capabilities:

  • Technologies: Electroless Ni plating, Tin dipping, Powder coating

  • Durability: 1,000+ hours salt spray resistance (ASTM B117)

  • Temperature Range: -40°C to +150°C

  • Finishes: Matte, Glossy, Anti-fingerprint options

  • Compliance: RoHS/REACH Certified


Metrology & Testing

Capabilities:

  • Equipment: 3D CMM (0.8μm accuracy), XRF analyzers

  • Testing: Pull force (500N), Micro-ohmmetry, HVLP conductivity

  • Standard: IEC 62620 compliance

  • Throughput: 100% production batch testing

  • Certification: ISO 9001:2015 & ISO 17025 Accredited Lab


Equipment Comparison Table

CapabilityEquipment ModelToleranceMax OutputMaterial Compatibility
Precision StampingAIDA NSA-2000±0.02mm2M parts/monthCu, Al, Steel
Laser CuttingTRUMPF TruLaser 5030±0.05mm500 sheets/dayUp to 25mm thickness
Robotic WeldingFanuc ARC Mate 120iC±0.1mm3,000 welds/dayDissimilar metals


Energy Storage Applications


Battery Pack Integration

  • Cover Plates (Link 1): Laser-welded sealing for IP67 protection

  • Battery Covers (Link 8): EMI-shielded access panels

  • Busbar T2T (Link 2): ±0.10mm cell-to-cell connectors

High-Current Distribution

  • Flexible Busbars (Link 3): Vibration-resistant 2000A+ transmission

  • B2B Busbars (Link 12): Custom DC/DC interfaces (ISO 9001 certified)

️ Enclosure Systems

  • Energy Chassis (Link 5): 19" racks with -25°C to +55°C tolerance

  • Gel Dispensing (Link 11): Thermal conductive adhesives


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