Rigid copper busbars
Custom punched and bent copper bars for switchgear, cabinets, power panels and industrial electrical systems.
Zhejiang Kedu Hardware Co., Ltd.
Custom copper busbars, tubes and conductive components
Built for power distribution, EV, energy storage, marine, cabinet 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
How we make custom copper busbars
From drawings to finished parts, Karstun controls the key manufacturing steps that affect current capacity, fit, insulation and service life.
01
Drawing review
Confirm material, thickness, hole size, bending radius, tolerance, current rating and application.
02
Copper preparation
Select copper strip, copper foil, copper braid or copper tube according to the required structure.
03
Cutting and punching
Cut, punch, drill and machine mounting holes and connection surfaces for accurate assembly.
04
Bending and forming
Form rigid or flexible busbars to match the installation space and electrical layout.
05
Surface and insulation
Apply tin plating, nickel plating, heat-shrink sleeve, PVC insulation or epoxy coating as needed.
06
Inspection and packing
Check dimensions, appearance and packaging before shipment for prototypes or batch orders.
About Karstun
Reliable manufacturer of copper busbars, tubes and 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.