Is the product customizable?

Yes, we specialize in producing customized products or developing products with special requirements according to customer needs.

What certifications do your products have?

Our products have passed UL, RoHS, REACH, and ISO9001 certifications.

Silicone Cold Shrink Breakout Boots

Name: Silicone Cold Shrink Breakout Boots
Brand: Shanghai Wellco International Limited
SKU: 2101799095

Shanghai, ChinaShanghai Wellco International Limited

US$2.00

10-999 Pieces

US$0.35

1,000+ Pieces

Sample price:US$0.01/piece.Request sample

Product profile

Customization

Available

Application

Insulators

Color

Grey

Model NO.

W-CSB

Material

Silicone, Silicone Rubber

Maximum Voltage

<10KV

Thermal Rating

Y 90

Sample

Available

Operating Temperature

-60~90c

Rated Voltage

1kv

Feature1

Very Flexible, Flame-Retardant

Feature2

UV Resistant, Ozone Resistant

Feature3

Simple Installation, No Heat Requires

Type

Insulation Sleeve & Tube

Chemistry

Organic Insulation

Certification

ISO9001

Brand

Wellco

Transport Package

Standard Package

Origin

China

HS Code

39173200

Production Capacity

100000

Key features

Flame Retardant & UV Resistant: Meets UL94 V-0 standard and resists UV and ozone degradation.

IP67 Waterproof Sealing: Provides tight, pressure-retaining seal for outdoor insulation.

Simple Cold Shrink Installation: No heat required; factory expanded for easy field application.

High Elongation Capacity: 950% elongation at break ensures flexibility and durability.

ISO9001 Certified Quality: Manufactured under strict ISO9001 and IATF16949 quality standards.

Multi-Core Compatibility: Available for 3, 4, 5, and 6 conductor cable breakout applications.

UL & RoHS Compliant: Products pass UL, RoHS, and REACH safety certifications.

Company profile

Shanghai Wellco International Limited

Shanghai, China

Business Type: Manufacturer/FactoryExport Year: 2017-05-22 CertifiedNearest Port: Shanghai PortAverage Response Time: ≤3.43h CertifiedTerms of Payment: LC, T/T, D/P, etc. CertifiedInternational Commercial Terms(Incoterms): FOB, CIF, CFR

AI-Powered supplier vetting

SummarySHANGHAI WELLCO INTERNATIONAL LIMITED is presented as a supplier of heat-shrink and related tubing products, with automotive, electrical, medical, and other product applications. The available information indicates multiple management and product certifications, more than 10 production lines, 21–30 quality-control staff, annual heat-shrink-tube output of 10,000,000 meters, and export sales representing 90% of total sales. It reports off-peak lead times within 15 working days and peak-season fulfillment of one month. Trading records show repeated heat-shrinkable-tubing transactions with RAYCHEMRPG PRIVATE LIMITED and a transaction involving YAZAKI INDIA PRIVATE LIMITED. However, the slices do not provide sufficient evidence to assess after-sales service, financial credibility, product-development innovation, or customization capability. The supplier’s registration information appears in 2025, but the records do not establish the full operating history of the company.

Supplier typeThe supplier is identified as SHANGHAI WELLCO INTERNATIONAL LIMITED and is associated with heat-shrink tubing, cold-shrink tubing, connector gel boxes, automotive shrink products, and related items. Its stated business covers automotive, electrical and electronics, medical, sporting goods, and other sectors, and it has self-operated import/export rights with 90% of sales reportedly from exports.

CertificationsThe basic products are stated to have passed UL, SGS, ISO9001, ISO14001, and IATF16949-related standards or certifications, while the supplier management-system certifications are listed as TS 16949 and ISO 9001. This provides explicit evidence of relevant quality and management certification coverage.

Production capacityThe supplier reports more than 10 production lines, 21–30 quality-control staff, annual heat-shrink-tube output of 10,000,000 meters, off-peak lead time within 15 working days, and peak-season fulfillment within one month. These stated figures explicitly support substantial production capacity and defined fulfillment capability.

Client casesTrade records associate the supplier with YAZAKI INDIA PRIVATE LIMITED and show repeated heat-shrinkable-tubing transactions with RAYCHEMRPG PRIVATE LIMITED across several 2025 records. These named buyer records provide concrete customer evidence, although the slices do not establish order scale, duration of relationships, performance ratings, or references.

Product Q&A

Q:Who are we?

We are based in Shanghai, China, established in 2017, with a team of 5-10 people. We sell globally including North America, South Asia, Southeast Asia, Western Europe, and more.

Q:How can you guarantee quality?

We always produce a pre-production sample before mass production and conduct a final inspection before shipment.

Q:What products can you buy from us?

We offer Heat Shrink Tube, Heat Shrink Mould Part, Marking Sleeve, and Cold Shrink Tube.

Q:Why should you buy from us not from other suppliers?

Shanghai Wellco International Limited is a professional manufacturer with over 20 years of experience in insulation materials, specializing in R&D, production, and sales.

Q:What services can you provide?

We accept delivery terms like FOB, CFR, CIF, EXW, CIP, FCA, DDP, DDU, and Express Delivery. Payment options include USD, EUR, CNY via T/T, L/C, MoneyGram, PayPal, and Western Union.