PE Heat Shrink Tube Insulated Busbar

PE Heat Shrink Tube Insulated Busbar

In new energy, power control, and industrial automation systems, the insulation performance of busbars directly determines the system's safety and stability. PE Heat Shrink Tube Insulated Busbars, designed specifically for high-power, high-safety environments, use polyethylene (PE) heat-shrinkable material to cover copper or aluminum busbars. Through heating, a dense, wear-resistant, and highly insulating protective layer is formed, providing reliable dielectric isolation and mechanical protection for power transmission.
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Products Description

 

PE Heat Shrink Tube Insulated Busbars are electrical connection components that combine conductive busbars (typically T2 copper or 1060 aluminum) with heat-shrinkable insulating tubing. The outer PE heat-shrinkable tubing adheres tightly to the metal conductor under high-temperature conditions, forming a thick insulating layer that effectively prevents arcing, short circuits, oxidation, and environmental corrosion, ensuring long-term stable operation in complex electrical systems.

This structure is widely used in energy storage systems, power conversion devices, charging piles, industrial control cabinets, low-voltage power distribution systems, rail transportation, and new energy vehicles, representing a high-performance solution in modern electrical systems that replaces traditional insulating tape and spraying methods.

PE Heat Shrink Tube Insulated Busbar
Key Features and Performance Advantages

 

Superior Insulation and Protection Performance

The most significant feature of Heat Shrink Tube Polyolefin Busbars is their excellent dielectric strength.

After electron beam cross-linking treatment, the PE material exhibits excellent resistance to electrical breakdown and high insulation impedance.

It maintains stable electrical insulation performance in high-temperature, humid, and high-dust environments, effectively reducing the risk of leakage and short circuits.

01

Heat-Shrinkable Adhesive Design for Reliable Sealing

The heat-shrink tubing shrinks uniformly at high temperatures, forming a tight seal with the Heat Shrink Tubing BusBar surface. This not only prevents gas and moisture penetration but also provides excellent mechanical support.

This structure is more uniform and denser than traditional epoxy spraying or PVC coating, preventing insulation layer peeling or cracking caused by localized stress.
 

02

Excellent Flame Retardant and Aging Resistance

PE heat-shrinkable material has a UL94 V-0 flame retardant rating, effectively delaying flame spread under high load current and sudden short circuits, protecting surrounding electrical systems.

Furthermore, it exhibits strong UV resistance and aging resistance, and is not prone to cracking or fading even after long-term outdoor operation.

03

Optimized Structural Design to Meet Customized Needs

The conductor portion of the PVC Insulation Busbar can be made of copper or aluminum substrates of various specifications and thicknesses, with surface tin-plating or silver-plating treatments to improve conductivity and corrosion resistance.

The insulation layer thickness and shrinkage ratio can be customized according to customer needs, adapting to different voltage levels and equipment space structures to ensure a perfect match for customer application scenarios.

04

Efficient Assembly, Reduced Maintenance Costs

Compared to traditional spray insulation or tape wrapping processes, the installation process of PE heat-shrinkable insulated Busbar Insulating Tubings is simpler and can be quickly mass-produced.

Its smooth surface is easy to clean, and no additional insulation repairs are required during maintenance, significantly reducing labor and time costs.

05

PE Heat Shrink Tube Insulated Busbar

 

Structure and Details

 

 

Conductor Section (Copper/Aluminum Busbar)

Material: T2 copper or 1060 aluminum

Surface Treatment: Tin plating / Silver plating / Bare copper

Thickness and width can be customized according to the project's current requirements.

Heat Shrink Insulation Layer (PE Heat Shrink Tube)

Material: Modified polyethylene (PE)

Colors: Red, yellow, blue, black, green, and more, for easy phase differentiation

Heat Shrink Ratio: 2:1 / 3:1

Dielectric Strength: ≥25kV/mm

Port and Connection Hole Design

Laser drilling or CNC machining, high hole precision, easy bolt fixing

Pre-drilled mounting slots available, suitable for energy storage modules or control cabinet structures

Surface Treatment Process

Smooth and burr-free, uniform insulation shrinkage, no bubbles or wrinkles

Supports inkjet marking and custom logo printing

Insulation Busbar Flexible Connection Details Show

 

Application Areas

 

Energy Storage Systems Busbar Insulation Sheet Used for cell modules, battery packs, and DC bus connections to prevent arcing and short circuits.
Power Conversion Units Provide a stable high-current connection path between inverters and transformers.
EV Chargers & DC Fast Charging Provide high-voltage safety insulation protection to ensure safety for outdoor use.
Industrial Automation Control Systems Used for connections between distribution cabinets, PLC control cabinets, and power buses to reduce interference and energy loss.

 

Application of The PE Heat Shrink Tube Insulated Busbar

 

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Ms Tina from Xiamen Apollo

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