How do you guarantee product quality?

We always provide a pre-production sample before mass production and conduct a final inspection before shipment to ensure quality.

What is the shrink ratio of the standard product?

The standard product has a 2:1 shrink ratio, but 3:1 and 4:1 ratios are also available.

135 Degree 2: 1 Single Wall Heat Shrink Tube

Name: 135 Degree 2: 1 Single Wall Heat Shrink Tube
Brand: Shanghai Wellco International Limited
SKU: 2046916695

Shanghai, ChinaShanghai Wellco International Limited

US$1.20

100-9,999 Meters

US$0.05

10,000+ Meters

Sample price:US$0.01/piece.Request sample

Product profile

Customization

Available

Certification

RoHS, ISO, REACH

Color

Black/Red/Blue/Green/White

Model NO.

W-SW(135)

Usage

Electric Wire, Insulators

Material

Type

Heat Shrinkable

Rated Voltage

600V

Shrink Ratio

2:1 (3:1, 4:1 Available)

Working Temperature

-55~135c

Tensile Strength

10.4MPa

Transport Package

Standard Package

Specification

1.6mm

Origin

China

Production Capacity

100000

Key features

Halogen-Free & Low Smoke: Environmentally friendly material with low smoke emission, compliant with RoHS and REACH standards.

Multiple Shrink Ratios: Available in 2:1, 3:1, and 4:1 shrink ratios to fit various wire diameters and application needs.

Certified Quality: Products pass UL VW-1 flammability tests and hold RoHS, REACH, ISO, and IATF16949 certifications.

Customization Available: Custom shrink ratios (3:1, 4:1) and special requirements can be developed based on customer needs.

Versatile Applications: Widely used in electronics, subways, buildings, automotive, aviation, and medical fields for insulation and protection.

Company profile

Shanghai Wellco International Limited

Shanghai, China

Business Type: Manufacturer/FactoryExport Year: 2017-05-22 CertifiedNearest Port: Shanghai PortAverage Response Time: ≤2.82h 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:What certifications does the product have?

The product is certified with RoHS, REACH, ISO, and UL224 VW-1 flammability standards. The company also operates under ISO9001 and IATF16949 quality management systems.

Q:Is customization available for this heat shrink tube?

Yes, we can produce customized products or develop products with special requirements according to customer needs, including different shrink ratios like 3:1 and 4:1.

Q:What are the typical applications for this product?

It is widely used in electronics, subways, buildings, public facilities, automotive, high-speed rail, electric motors, aviation, and medical fields for insulation, waterproofing, and protection.

Q:What are the accepted payment terms and currencies?

Accepted payment types include T/T, L/C, MoneyGram, PayPal, and Western Union. Accepted currencies are USD, EUR, and CNY.

Q:What is the lead time for production?

The average lead time is one month for both peak season and off-season.