Industrial-Grade for Efficient Busbar Insulation Heat Shrink Tubes
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Product Highlights
- Radiation Cross-Linked Material: Made of radiation cross-linked polyolefin for high strength and flexibility.
- Flame Retardant & Low Smoke: Features tracking resistance, low smoke emission, and VW-1 flammability rating.
- High Shrink Ratio: 2:1 shrink ratio ensures tight fit for various bus bar shapes.
- Customizable Sizes: Size is available to customize to meet specific application needs.
- Multiple Color Options: Standard colors include Red, Yellow, Green, and others available on request.
- Comprehensive Certifications: Certified by ISO9001, RoHS, ISO, SGS, and UL standards.
- Fast Sample Delivery: Sample time usually 1-2 days for quick evaluation.
Product Attributes
- Customization
- Available
- Application
- Insulators, Electrical Winding Insulation, Winding Wire Coating Insulation, Electrical Base, Shell, Insulating Varnish, Switch Baseplate
- Color
- Black, Yellow, Green, Red
- Model NO.
- MPRS-LV
- Material
- PE
- Maximum Voltage
- <10KV
- Thermal Rating
- 250 250
- Usage
- Insulation Protection
- Rated Voltage
- 1kv
- Tensile Strength
- 8.0MPa
- Flammability
- VW-1
- Type
- Insulation Sleeve & Tube
- Chemistry
- Organic Insulation
- Classification
- Organic Insulating Material
- Certification
- ISO9001, RoHS, ISO, SGS
- Brand
- Volsun
- Transport Package
- 25m/Roll
- Specification
- Rohs
- Trademark
- Volsun
- Origin
- Suzhou, Jiangsu
- HS Code
- 85479090
- Production Capacity
- 50000m/Day
- Package Size
- 22.00cm * 22.00cm * 10.00cm
- 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
Tracking resistant busbar heat shrink tube, made of radiation cross-linked polyolefin. Typical applications include insulation of electrical bus bar with 1KV or lower 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:
• Meets: GB/T 1059-2007
• Shrink ratio: 2: 1
• Tracking resistant, low smoke emitting, high strength, flexible, flame retardant
• Min. Shrink temperature: ≥ 84° C
• Min. Full recovery temperature: ≥ 120° C
• Continuous operating temperature: -55° C~125° C
• RoHS compliant
• Standard colors: Red, yellow, green and other colors available on your request
| Size | Expanded inner diameter ( mm ) | Recovered ( mm ) | Standard package | |
| Inner diameter | Wall thickness | m/spool | ||
| 10kV 15/6 | ≥15 | ≤6.0 | 2.5±0.20 | 25 |
| 10kV 20/8 | ≥20 | ≤8.0 | 2.5±0.20 | 25 |
| 10kV 25/10 | ≥25 | ≤10.0 | 2.5±0.20 | 25 |
| 10kV 30/12 | ≥30 | ≤12.0 | 2.5±0.20 | 25 |
| 10kV 40/16 | ≥40 | ≤16.0 | 2.8±0.30 | 25 |
| 10kV 50/20 | ≥50 | ≤20.0 | 2.8±0.30 | 25 |
| 10kV 65/26 * | ≥65 | ≤26.0 | 2.8±0.30 | 25 |
| 10kV 75/30 * | ≥75 | ≤30.0 | 2.8±0.30 | 25 |
| 10kV 85/34 * | ≥85 | ≤34.0 | 2.8±0.30 | 25 |
| 10kV 100/40 | ≥100 | ≤40.0 | 2.8±0.30 | 25 |
| 10kV 120/48 | ≥120 | ≤48.0 | 2.8±0.30 | 25 |
| 10kV 150/60 | ≥150 | ≤60.0 | 2.8±0.30 | 25 |
| 10kV 180/72 | ≥180 | ≤72.0 | 2.8±0.30 | 25 |
| 10kV 210/84 * | ≥210 | ≤84.0 | 2.8±0.30 | 20 |
| 10kV 230/92 * | ≥230 | ≤92.0 | 2.8±0.30 | 20 |
| 10kV 250/100 * | ≥250 | ≤100 | 2.8±0.30 | 20 |
| 10kV 300/120 | ≥300 | ≤120 | 2.8±0.30 | 15 |
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 |
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 product is designed for electrical bus bars with 1KV or lower voltage ratings.
- Can the size be customized?
- Yes, the size is available to customize to meet specific application requirements.
- What certifications does the product have?
- The product meets GB/T 1059-2007, RoHS, ISO9001, SGS, and UL certifications.
- What is the lead time for orders?
- The usual lead time is 5-7 working days.
- Is OEM service available?
- Yes, OEM and ODM services are available for customization from samples or designs.
- What is the minimum order quantity?
- The minimum order quantity is 1 piece.
- What are the standard colors available?
- Standard colors include Red, Yellow, and Green, with other colors available on request.
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