Laminated Busbar: an efficient solution for new energy power transmission

Feb 13, 2025

Technical features

 

Multilayer Composite Structure

Laminated Copper BusBar uses a precision lamination process to integrate positive and negative conductive layers and insulating media (such as PET, PI films) to achieve ultra-low inductance (<10nH) and resistance (μΩ level), significantly reducing energy loss and heat accumulation.

Supports customized layer number and spacing, adapting to different voltage (48V to 1500V+) and current (100A to 5000A+) needs.

 

High Reliability Materials

Conductor: Laminated BusBar for Mersen high-purity electrolytic copper/aluminum, surface tin/silver plating, anti-oxidation and reduced contact resistance.

Insulation layer: high temperature resistant (-40℃ to 150℃), flame retardant (UL94 V-0 certified) material to ensure long-term stable operation.

 

Compact and lightweight

The integrated design of Laminated BusBars reduces wiring space by more than 80%, helping to miniaturize equipment; lightweight materials meet the strict requirements of energy efficiency and weight reduction in the new energy industry.

 

Structures and Production Technologies of Laminated Busbar

 

Application scenarios

 

Electric vehicles: power battery module connection, motor controller, on-board charger (OBC)

Energy storage system (ESS): efficient power distribution between battery clusters, internal integration of PCS (energy storage converter)

Charging pile: large current transmission of DC fast charging module

Renewable energy: photovoltaic inverter, wind energy converter internal busbar

Industrial automation: frequency converter, UPS power supply, robot drive system

 

EV Busbar Application

 

The core advantages of laminated busbars

 

Precision manufacturing process

Laminated BusBars adopt advanced technologies such as laser cutting, vacuum lamination, and ultrasonic welding, with a tolerance control of ±0.05mm to ensure product consistency and high yield.

 

Customized service capabilities

Provide customized support and quickly respond to customers' personalized needs.

 

material for Laminated Busbar Design

 

Why choose Xiamen Apollo Stamping Welding Technology Co., Ltd?

 

Deep industry development: 10+ years of focus on research and development of new energy hardware materials, serving world-renowned new energy brands.

Full industry chain support: providing one-stop solutions from material selection, structural design to mass production.

Fast delivery: Automated production line + intelligent warehousing system ensures on-time delivery of orders and supports global logistics.

 

why choose us

 

contact us

 

MsTina Xiamen Apollo

 

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