Laminated Flexible Foil Connector

Laminated Flexible Foil Connector

With the continuous development of new energy electrical systems towards higher power, higher integration, and higher reliability, traditional rigid conductors are gradually becoming insufficient to meet the conductivity and structural compensation requirements under complex operating conditions. Laminated Flexible Foil Connectors, as a key conductive component combining high conductivity, flexible compensation capabilities, and vibration resistance, are being widely used in new energy vehicle battery packs, high-voltage power distribution systems, power equipment, energy storage systems, and industrial busbar connections. Small-sized copper foil flexible connectors are typically used in new energy vehicle power battery modules, battery packs, BMS connection systems, and high-voltage battery circuits; while large-sized laminated copper foil flexible connectors are more widely used in power equipment, switchgear, transformers, rail transportation, power compensation systems, and high-current industrial equipment to achieve safe, stable, and low-loss current transmission.
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Products Description

 

Laminated Flexible Foil Connectors are flexible conductive connectors formed from multiple layers of high-conductivity copper foil through molecular diffusion bonding, pressure bonding, or high-pressure welding processes. The product typically consists of the following structure:

Multi-layer copper foil conductor layers

Pressure-bonded terminal area

Flexible bending area

Surface insulation or protective layer

Platinum conductive contact area

Depending on the application environment, it can be designed as:

Battery copper foil flexible connector

Busbar Flexible Connector

Battery Flexible Busbar

Power Flexible Copper Connector

High Current Flexible Foil Connector

Laminated Copper Shunt

Laminated flexible foil connector
Manufacturing Advantages: Precise Control Throughout the Entire Chain
 
 

Precision Blanking

Utilizing CNC laser cutting or high-precision die stamping ensures that each layer of Copper laminated foils connector has neat, burr-free edges.

 
 
 

Vacuum Encapsulation and Welding

Some high-end Flexible Laminated Copper Bus Bars are welded under vacuum or inert gas protection to prevent copper oxidation at high temperatures, ensuring internal purity.

 
 
 

Strict Tolerance Control

Designed for the compact installation space of new energy vehicles, our dimensional and positional tolerance control far exceeds industry standards, ensuring a high pass rate for automated assembly.

 

Copper Foil Diffusion Soldering Flexible Connection for Laminated flexible foil connector

 

Application Superiority: Precisely Empowering From Micro-Environments to Macro-Power Grids

 

New Energy Vehicle Power Battery Packs Within the extremely space-constrained modules, our short Multi-Layer Bending Power Electrical Busbars achieve series and parallel connections between cells with minimal bending radii. This perfectly absorbs high-frequency vibrations and cell expansion forces during vehicle operation, preventing leakage and breakage of the terminals caused by rigid connections, thus safeguarding battery pack safety and energy density.
Power Appliances and Large Transformers In the low-frequency, high-current connections of generators, transformers, and switchgear, giant Copper Foil Flexible Busbar For Rail Transits act like electrical joints, easily handling installation misalignment between equipment and the intense thermal expansion and contraction under full load operation. They also ensure circuit integrity under short-circuit electrodynamic impacts, supporting the safety baseline of the power grid operation.
Industrial UPS and inverter DC bus In high-power-density cabinets, the dynamic connection between the absorption capacitor module and the IGBT is absorbed. The flexible bus not only conducts large currents, but also acts as a shock-absorbing element to protect fragile electronic components from mechanical stress damage.

 

Application of Various Laminated flexible foil connector in Power Distribution Cabinets

Detail Showcase: Quality Hidden in the Details
 

Soldering Area Flatness

The soldering area is as solid and flat as a solid copper block, ensuring maximum contact area with the terminal block.

Foil Straightness

The foil in non-soldering areas is neat and orderly, without twisting or deformation, exhibiting a highly industrial aesthetic.

End Hole Precision

Precision drilling or punching is used to accommodate bolts of various sizes.

Laminated flexible foil connector High-conductivity, Laminated Soft Busbar

 

contact us

 

We not only provide standardized Busbar for New Energy Vehicles products, but also offer integrated engineering support from material selection and structural development to mass manufacturing, tailored to customers' current requirements, spatial structure, assembly processes, and new energy application scenarios, helping projects achieve more stable and reliable long-term operation.


Ms Tina from Xiamen Apollo

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