Rigid Copper Busbars
Custom punched and bent copper bars for switchgear, cabinets, power panels and industrial electrical systems.
OEM / ODM
Custom drawings, plating, bending, punching and insulation
Fast Quotation
Send drawings, material, quantity and application requirements
Global Supply
Export-ready copper parts for demanding electrical projects
Products
Copper Busbar Products We Manufacture
Standard and custom copper conductive parts for power distribution, battery systems, energy storage, switchgear and industrial equipment.
Laminated Copper Busbars
Layered copper assemblies for compact, high-current power distribution in EV, battery and energy storage systems.
Braided Copper Busbars
Flexible braided copper connectors for grounding, vibration absorption and reliable current transfer.
Epoxy Coated Busbars
Durable epoxy insulation helps improve electrical safety, surface protection and long-term service stability.
PVC Insulated Busbars
PVC sleeve insulation is available for custom copper busbars used in cabinets and power distribution equipment.
Heat Shrink Busbars
Heat-shrink insulation creates a clean protective layer for battery, cabinet and energy storage connections.
Aluminum Connection Busbars
Lightweight aluminum connection bars for electrical assemblies that require custom shape and reliable contact.
Copper CNC Machined Parts
Precision copper CNC components made from drawings for electrical contact, mounting and assembly applications.
Process
Key Manufacturing Processes
From stamping and machining to insulation and surface finishing, Karstun controls the main steps required for custom copper busbars and conductive components.
01
Stamping
High-efficiency punching and forming for repeatable holes, slots and shaped copper parts.
02
CNC Machining
Precision milling, drilling and contour machining for custom conductive components.
03
Laser Cutting
Accurate cutting for prototypes and complex outlines before bending or assembly.
04
Diffusion Welding
Layered copper sheets are bonded for laminated busbars and high-current assemblies.
05
CNC Bending
Controlled bending keeps copper busbars aligned with enclosure and battery layouts.
06
Electroplating
Tin, nickel and other finishes improve conductivity, oxidation resistance and solderability.
07
Hydraulic Riveting
Stable riveting and pressing help create reliable electrical and mechanical connections.
08
Heat Shrink Insulation
Heat-shrink sleeves provide clean insulation for battery, cabinet and power connections.
09
PVC Dip Coating
PVC coating adds protective insulation for custom copper bars and connection parts.
10
Epoxy Powder Coating
Epoxy coating supports dielectric protection, corrosion resistance and long service life.
About Karstun
Reliable Manufacturer Of Copper Busbars And Conductive Components
Zhejiang Kedu Hardware Co., Ltd. serves customers who need dependable conductive parts, practical engineering communication and consistent production quality.
Quality-Driven
Production is aligned around stable materials, clear drawings and repeatable workmanship.
Customer-Focused
We help turn requirements into manufacturable copper components.
Globally Trusted
Export experience for industrial customers and project-based sourcing teams.
Contact
Send Your Inquiry
For a faster quotation, include drawings, material, size, quantity, surface treatment and application.