Cost & Lightweighting
Assess where copper-aluminum or partial substitution is viable, including copper savings, joint limits and lifecycle cost.
Copper reductionWeight optimizationCost boundaries
CUNECTRA · POWER INTERCONNECTS
Power Interconnects. Built to Scale.
Engineering and manufacturing coordination for board-level power components, terminals and fasteners, precision custom interconnects, and Cu-Al composite conductors.
Engineering-led power interconnectsPrecision conductors. Reliable connections.
2D / 3DDrawing input
Cu / Cu-AlMaterial options
Prototype → VolumeProject stages
CN / ENBilingual support
SOLUTIONS
Performance, cost and delivery must align.
Thermal & Joint Reliability
Address temperature rise and long-term risk through current capacity, contact resistance, fastening, plating and duty cycle.
Temperature riseInterface reliabilityFailure analysis
Manufacturability & Sourcing
Translate design intent into material, temper, tolerance, process, inspection and delivery requirements.
Drawing reviewProcess assessmentSupplier alignment
PRODUCT SCOPE
Four power interconnect capabilities. One view.
Product selection, custom manufacturing coordination and engineering judgment based on operating conditions and project stage.
01板级功率组件
Board-Level Power Components
SMT busbars and power jumpers matched to pad geometry, coplanarity, reflow and automated assembly requirements.
- SMT busbars
- Power jumpers
- Board conductors
02端子与紧固件
Terminals & Fasteners
PCB solder terminals, SMT nuts and standoffs designed around electrical interfaces, mechanical retention and assembly reliability.
- Solder terminals
- SMT nuts
- Standoffs
03精密定制连接件
Precision Custom Interconnects
Drawing-, sample- and dimension-led coordination across stamping, forming, machining, finishing and production inspection.
- Precision stamping
- Build-to-print
- Prototype validation
04铜铝复合与导体
Cu-Al Composites & Conductors
Copper reduction, lightweighting and transition connections with attention to bonded interfaces, terminations, corrosion and processing.
- Composite bars
- Transition bars
- Custom conductors
APPLICATIONS
Critical current paths across new energy systems.
Electric Vehicles
Battery packs, PDU, OBC, inverters and e-drive
Energy Storage
Battery racks, aggregation, PCS and cabinet connections
EV Charging
Charging modules, distribution and high-power output
Solar & Power Electronics
Inverters, drives, rectifiers and industrial power
INSIGHTS
Technical content demonstrates engineering depth.
PROJECT INQUIRY · RFQ
Describe the project. Start with feasibility.
Prepare the following information where possible. An incomplete brief is still enough to start a discussion.