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Busbar Heat Shrink Tube 2: 1 Polyolefin High Voltage Flame Retardant Insulation Sleeve
US$0.02-0.50
500 Meters
Sample price:US$50.00/meter.Request sample
Product profile
Customization
AvailableApplication
Automotive Harnessing, Communication industry, Machine Protection, Wire & Cable Protection, Dielectric and Mechanical Protection, Joints and TColor
All Color AvailableModel NO.
SBD-SWHF-BUSBARMaterial
PolyolefinMaximum Voltage
20kvThermal Rating
-55-125cUL No
E360625Certificate
RoHS, ReachVoltage
300V & 600VFlammability
VW-1Type
Insulation Sleeve & TubeChemistry
Hybrid InsulationClassification
Hybrid Insulation MaterialsCertification
ISO9001, RoHS, ReachBrand
SunbowTransport Package
Package by Rolls Upon RequestSpecification
31.5mm-250mmTrademark
SUNBOWOrigin
Made in ChinaHS Code
3917310000Production Capacity
1000000 Meter/MonthKey features
Bus-bar heat shrinkable protection tube adopts cross-linked and environmental friendly polyolefin material.
It restricts the hazardous substance in PBB, PBBD, PBBE and other heavy metal, and supplies high dielectric strength and voltage withstand performance.
It prevents bus-bar from chemical corrosion effected by strong acid, alkali, salt etc. It also has environmental friendly, flexible, flame retardant, soft performance.
Company profile

Business Type: Manufacturer/FactoryExport Year: 2008-04-01Nearest Port: shenzhen, guangzhou, hongkongAverage Response Time: ≤3.07hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, EXW, CIF
AI-Powered supplier vetting
SummaryShenzhen Sunbow Insulation Materials MFG. Co., Ltd. is identified as a China-based manufacturer/factory in Shenzhen, Guangdong, specializing in insulation sleeves and tubing. Its stated product range includes fiberglass, silicone, PVC, PTFE, PET expandable, heat-shrink, corrugated, and related cable protection products. The supplier reports production quantities for several tubing and sleeving categories, exports representing 71%–90% of total sales, self-operated import/export rights, and export activity beginning in 2008. The company states that it was established in 2003, holds over 60 patents, and has received multiple high-tech enterprise certifications. Trade records provided show limited documented transactions, all associated with one buyer in the Philippines. Evidence is insufficient to assess after-sales service, customization capability, or financial credibility without using monetary information.
Supplier typeThe supplier is explicitly described as a manufacturer/factory and limited company located in Shenzhen, Guangdong, China. Its stated operations cover R&D, manufacturing, and sales of insulation sleeves, supporting classification as a direct industrial manufacturer rather than only a trading intermediary.
CertificationsThe company states that it has received multiple high-tech enterprise certifications. However, the specific certification names, issuing bodies, validity periods, and supporting documentation are not provided.
R&D capabilityThe supplier reports an R&D function, more than 60 patents, and multiple high-tech enterprise certifications. These are explicit indicators of innovation activity, although no patent subjects, dates, ownership verification, or product-development outcomes are supplied.
Production capacityThe supplier reports annual output of 10 million meters of silicone rubber tubing and 20 million meters each of fiberglass sleeving, PET expandable sleeving, heat-shrink tubing, and PVC tubing. Its broad product portfolio, factory classification, manufacturing background since 2003, and self-operated export capability support a substantial production-capability assessment.
Client casesThe provided trade records associate the supplier with Associated Wire Corporation of the United States and show three documented product transactions, while the supplier reports exports to a broad range of global markets. The evidence demonstrates at least one identifiable buyer relationship, but the limited transaction records do not establish a broad or deeply verified customer portfolio.
Product Q&A
Q:What voltage levels are supported?
A:
The tube is available for 1kV, 10kV, 20kV, and 35kV bus bar protection.
Q:Is the product customizable in color?
A:
Yes, standard colors include black, brick red, yellow, and green, with other colors available upon request.
Q:Is the material flame retardant?
A:
Yes, it is halogen-free, non-smoke, non-toxic, and meets VW-1 flammability standards.
Q:What is the shrink ratio of the tube?
A:
The tube features a 2:1 shrink ratio for quick and stable installation.
Q:Does it offer chemical protection?
A:
Yes, it prevents bus bars from chemical corrosion caused by strong acids, alkalis, and salts.
Send Inquiry
*To:
Shenzhen Sunbow Insulation Materials MFG. Co., Ltd.
Shenzhen Sunbow Insulation Materials MFG. Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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