Heat Shrink Copper Busbar Sleeve Heat Shrinkable Busbar Insulating Tubing
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Product Highlights
- High Voltage Insulation: Suitable for bus bars rated up to 35KV or higher with excellent insulating performance.
- Wide Temperature Range: Operates continuously from -55 to 125 degrees Celsius with full recovery at 120 degrees.
- Flame Retardant & Low Smoke: Features tracking resistance, high strength, flexibility, and low smoke emission.
- 2:1 Shrink Ratio: Provides a 2:1 shrink ratio for secure and tight fitting on various bus bar shapes.
- Multiple Color Options: Available in standard colors including Red, Yellow, Green, Black, White, and Blue.
- Customizable Sizes: Size is available to customize to fit specific bus bar dimensions and requirements.
- Comprehensive Certifications: Certified by RoHS, ISO, CE, UL, and ISO9001 for quality and safety compliance.
- OEM & ODM Services: Offers full customization, minor customization, and flexible customization options.
Product Attributes
- Customization
- Available
- Certification
- RoHS, ISO, CE, UL, ISO9001
- Color
- Black, White, Red, Yellow, Green, Blue.
- Model NO.
- MPRS-HV
- Usage
- Optical Cable, Lighting Decoration, Earphone Line, Electric Wire, DVI Line, HDMI Cable
- Material
- Plastic
- Type
- Insulation Sleeve
- Voltage Ratings
- 24kv
- Shrink Ratio
- 2:1
- Min. Shrink Temperature
- 84degree
- Min. Full Recovery Temperature
- 120degree
- Continuous Operating Temperature
- -55degree-125degree
- Tensile Strength
- 8MPa
- Elongation at Break
- 300%
- Transport Package
- Export Standard Cartons
- Specification
- CE, RoHS
- Trademark
- VOLSUN
- Origin
- P. R China
- HS Code
- 39269090
- Production Capacity
- 1000000000meter/Year
- Package Size
- 47.00cm * 47.00cm * 32.00cm
- Package Gross Weight
- 1.000kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
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Product Description
MPRS-Busbar Heat Shrink Tubing
Voltage Up to 10KV-35KV Busbar heat shrink sleeve
Description
High Voltage Busbar heat shrink sleeve , a kind of continuous tube shape material made of radiation cross-linked polyolefin, carry excellent insulating performance. Typical applications include insulation of electrical bus bar rated up to 35KV or higher voltage ratings, rectangular, square and round bus bars, inline bolted connections of rectangular bus bars, copper or aluminum bus bars, metal-clad switchgear, metal-enclosed bus bar, substation switchgear etc.
Features
² Shrink ratio: 2:1
² Tracking resistant, low smoke emitting, high strength, flexible, flame retardant
² Min. shrink temperature: ≥84 degrees C
² Min. full recovery temperature: ≥120degress C
² Continuous operating temperature: -55~125 degrees C
² RoHS compliant
² Standard colors: Red, yellow, green and other colors available on your request

| Size(mm) | As supplied(mm) D*(Min.) |
After recovered | Standard length (m/spool) |
|
| d*(Max.) | W*(Min.) | |||
| Φ15/6 | ≥15 | ≤6.0 | 2.5±0.20 | 50 |
| Φ20/8 | ≥20 | ≤8.0 | 2.5±0.20 | 50 |
| Φ25/10 | ≥25 | ≤10.0 | 2.5±0.20 | 50 |
| Φ30/12 | ≥30 | ≤12.0 | 2.5±0.20 | 25 |
| Φ40/16 | ≥40 | ≤16.0 | 2.8±0.30 | 25 |
| Φ50/20 | ≥50 | ≤20.0 | 2.8±0.30 | 25 |
| Φ65/26 | ≥65 | ≤26 | 2.8±0.30 | 25 |
| Φ75/30 | ≥75 | ≤30 | 2.8±0.30 | 25 |
| Φ85/34 | ≥85 | ≤34 | 2.8±0.30 | 25 |
| Φ100/40 | ≥100 | ≤40 | 2.8±0.30 | 25 |
| Φ120/48 | ≥120 | ≤48 | 2.8±0.30 | 25 |
| Φ150/60 | ≥150 | ≤60 | 2.8±0.30 | 25 |
| Φ180/72 | ≥180 | ≤72 | 2.8±0.30 | 25 |
| Φ210/84 | ≥210 | ≤84 | 2.8±0.30 | 20 |
| Φ230/92 | ≥230 | ≤92 | 2.8±0.30 | 20 |
| Φ250/100 | ≥250 | ≤100 | 2.8±0.30 | 20 |
| Φ300/120 | ≥300 | ≤120 | 2.8±0.30 | 15 |
Size is available to customize
Suzhou Volsun Electronics Technology Co.,Ltd. was founded in 2006. We keep focusing on the R&D, production and sales in insulation, sealing & protection solutions for over 17 years.
Quality is our culture. Volsun has a modern quality management system, which has passed a series of quality system certification such as IATF16949, ISO9001 etc. And we have gained some advanced titles such as Jiangsu famous scientific and technical corporation, China new high-tech enterprise etc. have independent intellectual property rights, 88 patents and 97 product certifications.
Up to now, Volsun cooperated with customers from 88 countries, we offer suitable sealing, waterproof solutions for some well-know enterprises in communication,Automobile, Power industry etc.


| Trade terms | FOB, EXW, CIF, DDU, DDP, CFR |
| Payment terms | T/T, L/C, Negotiable |
| MOQ | 1 |
| Supply capability | 100000 mts per month |
| Lead time | usually 5-7 working days |
| Shipment | Express, Air, Sea |
| Port | Shanghai, Ningbo, Shenzhen |
| Sample availability | Yes |
| Sample time | usually 1-2 days |
| Packaging |
Normal: Plastic bag & Carton & Pallet Special: Customized packing |
Our customers&Exhibitions
About the Supplier
This supplier has been audited by TÜV Rheinland. Verify the report on the official TÜV Rheinland website with ID "MIC-ASR254127". Items marked "" are certified.
Company Profile
Volsun was founded in 2006, as the pioneer of cold shrink tube manufacturer in China, we keep focusing on the R & D, production and sales in insulation, sealing & protection solutions for more than 18 years.
Quality is our culture. Volsun has a modern quality management system, which has passed a series of quality system cerfification such as IATF 16949, ISO9001, etc., and we have gained some advanced titles such as Jiangsu famous scienfific and technical corporation, China new high-tech enterprise etc. Have independent intellectual property rights, 88 patents and 97 product certifications.
Up to now, Volsun cooperated with customers from 88 countries, we offer suitable sealing, waterprooof solutions for some well-know enterprises in communication, automobile, power industry etc.
Also, for our main products including cold shrink tube, heat shrink tube, silicone rubber products, fiberglass sleeve, self-fusing silicone tape, etc, we have full set of test report which approved by the third party for them, so excellent quality and performance can be guaranteed.
We will keep on innovation, and offer you a better and reliable solution for connectivity is our commitment. Volsun, your specialist in Insulation, Sealing & Protection solutions!
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- No. 402 Mudong Road, Wuzhong District, Suzhou City, China 215101
-
Plant Area
- 10050 square meters
-
Number of Employees
- 117
-
Registered Capital
- 23,000,000 RMB
-
Terms of Payment
- LC, T/T
-
International Commercial Terms(Incoterms)
- FOB, CIF
-
Average Lead Time
-
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: within 15 workdays -
Nearest Port
- Shanghai Port
-
Minimum Order Quantity
- 1 Piece
-
Supply Chain Partners
- 26
Our Production Capability & Technical Expertise
- Main Products
- Silicone Cold Shrink Tube, EPDM Cold Shrink Tube, Silicone Rubber Overhead Line Cover, Silicone Coated Fiberglass Sleeve, Self-Fusing Silicone Tape, Heat Shrink Tube, Thermal Pad, Waterproof & Insulation Protection Pad, Shaft Grounding Ring, Potting Compound
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
Own Brand
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2006-10-13
-
Export Year
- 19 Years
-
Main Markets
- North America, South America, Europe, Southeast Asia/ Mideast, East Asia(Japan/ South Korea), Australia, Domestic, South Asia
-
Number of Foreign Trading Staff
- 7
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- Yes
Our Certifications, Standards & Industry Recognition
-
Management System Certification
- ISO45001:2018, ISO14001
-
Product Certification
- UL
FAQ
- What is the maximum voltage rating?
- The busbar heat shrink sleeve supports voltage ratings up to 35KV or higher.
- What is the shrink ratio?
- The product features a 2:1 shrink ratio for effective insulation coverage.
- What is the operating temperature range?
- It has a continuous operating temperature range from -55 to 125 degrees Celsius.
- Is the product customizable?
- Yes, sizes are available to customize, and we offer OEM/ODM services including full and minor customization.
- What colors are available?
- Standard colors include Red, Yellow, Green, Black, White, and Blue, with other colors available upon request.
- What are the lead times for orders?
- The usual lead time is 5-7 working days, with peak and off-peak seasons taking within 15 workdays.
- What is the minimum order quantity?
- The minimum order quantity is 1 piece.
- Do you provide samples?
- Yes, samples are available with a usual sample time of 1-2 days.
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