with Adhesive Automotive Wire Harness Sleeve Heat Shrinkable End Cap
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Product Highlights
- Dual Wall Construction: Provides excellent corrosion protection and sealing for wire harness splices.
- Flame Retardant Options: Black caps are flame retardant while clear caps allow for see-through inspection.
- High Shrink Ratio: Available in 3:1 and 4:1 shrink ratios for secure fitting.
- IP68 Waterproof Rating: Ensures superior sealing and protection against dust and water ingress.
- RoHS & ISO Compliant: Meets strict environmental and quality standards for global markets.
- Abrasion Resistant: Soft, durable material designed to withstand mechanical stress.
- Customizable Specifications: Customized rated voltage, shrink ratio, and working temperature available.
Product Attributes
- Customization
- Available
- Certification
- RoHS, ISO
- Color
- Black, Clear
- Model NO.
- W-CAP
- IP Rating
- IP68
- Usage
- Optical Cable, Lighting Decoration, Earphone Line, Electric Wire, DVI Line, HDMI Cable
- Material
- PE
- Type
- Heat Shrinkable
- Rated Voltage
- 600V
- Shrink Ratio
- 4:1
- Working Temperature
- -40~130c
- Tensile Strength
- 10.4MPa
- Adhesive
- with Adhesive
- Transport Package
- Standard Package
- Specification
- 3.2-18.3MM
- Origin
- China
- Production Capacity
- 100000
- Package Size
- 60.00cm * 40.00cm * 28.00cm
- Package Gross Weight
- 15.000kg
- Lead Time
-
15 days (1 - 20000 Pieces)
To be negotiated ( > 20000 Pieces)
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
Minimum shrink temperature: 100ºC
Minimum fully recovery temperature: 135ºC
Characteristics:
Shrink ratio 3:1 ,4:1
Provides excellent corrosion protection and sealing
Abrasion-resistant, soft and heat-resistant
RoHS compliant.
Application:
W-CAP , Specially designed to provide mechanical and environmental protection of stub splices in electrical harnesses. Clear caps allow see-through inspection; black caps are flame restardent.
| Property | Requirement | Test method |
| Longitudinal charge | ±10% | ASTM D 2671 |
| Tensile strength | ≥10.4 MPa | ASTM D 2671 |
| Ultimate Elongation | ≥200% | ASTM D 2671 |
| Heat shock 250C/4h |
No cracking, dripping, or flowing of outer wall | ASTM D 2671 |
| Heating Aging, 175C/168h(7.3 Mpa)(≥100%) | No cracking, dripping, or flowing of outer wall | ASTM D 2671 |
| Water Absorption | ≤1% | ASTM D 2671 |
| Dielectric Strength | ≥19.7 KV/mm | ASTM D 2671 |
| Volume resistivity | ≥1*10^12 Ω•cm | ASTM D 2671 |
| Flammability | Self-extinguishing ≤10s,ISO 6722 | ASTM D 2671 |
Size |
Inner diameter | Wall thickness | ||
| IDe(min) Expanded as supplied | IDr(max) Recovered after heating | Tw(nom) Recovered after heating |
Ta(nom) Recovered after heating |
|
| Φ3.2/1 | 3.2 | 1.0 | 1.00 | 0.40 |
| Φ5.7/1.3 | 5.7 | 1.3 | 1.55 | 0.75 |
| Φ7.4/1.7 | 7.4 | 1.7 | 1.70 | 0.77 |
| Φ10.8/2.4 | 10.8 | 2.4 | 2.40 | 1.02 |
| Φ18.3/4.4 | 18.3 | 4.4 | 2.60 | 1.28 |


Shanghai Wellco International Limited
Shanghai Wellco International Limited is a professional team with 18 years of experience in R&D, production, and sales of special heat shrink tubes and other radiation crosslinking materials. We specialize in providing a wide range of products and solutions for insulation, connection, waterproofing, high temperature resistance, chemical resistance, EMI protection, and mechanical protection for wires and cables.
With a strong technical force and advanced production equipment, we offer heat shrink tubes and insulation tubes made from various materials such as modified PE, PVDF, FEP, EPDM, Silicone, FKM, FEP, PTFE, and more. Our products find extensive applications in electronic communication, automobile, high-speed rail, electric motor, aviation, medical, and other industries, providing insulation, water-proofing, electrostatic shielding, oil resistance, chemical resistance, and high-temperature protection.
All our products have passed UL certification, RoHS, and REACH compliance, ensuring their quality and safety.
We also offer customization and development of products with special requirements, adhering to ISO9001 and IATF16949 quality management system standards to guarantee the stability and reliability of our product quality.
About Us
Shanghai Wellco International Limited is a professional manufacturer of special heat shrink tubes and other radiation crosslinking insulation materials. With over 20 years of experience in insulation, we are based in Shanghai, China and have been serving customers since 2017. Our office consists of a dedicated team of 5-10 people.
Quality Guarantee
We prioritize quality and ensure it through the following measures:
- Always providing a pre-production sample before mass production
- Conducting a final inspection before shipment
Our Products
Our product range includes:
- Heat Shrink Tube
- Heat Shrink Mould Part
- Marking Sleeve
- Cold Shrink Tube
Why Choose Us
There are several reasons why you should choose us over other suppliers:
- We have extensive experience in insulation, with our founder having over 20 years of experience in the industry
- We are committed to research and development, ensuring our products are of the highest quality
Our Services
We offer the following services:
- Accepted Delivery Terms: FOB, CFR, CIF, EXW, CIP, FCA, DDP, DDU, Express Delivery
- Accepted Payment Currency: USD, EUR, CNY
- Accepted Payment Type: T/T, L/C, MoneyGram, PayPal, Western Union
- Language Spoken: English, Chinese, Japanese
About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASI234120". Items marked "" are certified.
Company Profile
Shanghai Wellco International Limited is is a trading company that deals with the import and export of heat shrinkable tube, cold shrinkable tube and insulation tube business. We have two own factories. One is in Guangzhou, GUANGZHOU KEBAO INSULATING PRODUCTS Co., Ltd (gzkebao. Co m) is a professional R & D, production and sales of special heat shrinkable tubes, gel cable joints and other special irradiation crosslinking insulation materials manufacturers, has a complete scientific quality management system. The company has strong technical force, the introduction of advanced production equipment, products are located in the high-end heat shrinkable tubing series products: High temperature 150 º C heat shrink tube, high temperature 175 º C heat shrink tube, flame retardant dual wall heat shrink tube up to 6 times the expansion, eco-friendly dual wall heat shrink tube up to 6 times the expansion, single-wall heat shrink tube, high-expansion ratio of heat shrink tube, magnetic shrink tube (special inductors), magnetic shrinkable tubing, magnetic shrinkable tubing (special inductors), magnetic shrinkable tubing (special inductors), high temperature 200 º C Fluororubber heat shrink tube, identification marker sleeve, diesel-resistant elastomer heat shrink tube, printable heat shrink tube, gel cable joints etc... The basic products have passed the UL certification, SGS, ISO9001, ISO14001, IATF16949 and other system standards and certifications, in line with the requirements of the United States and Europe and other advanced standards at home and abroad.
About Our Factory & Business Background
-
Business Type
- Trading Company
- Address
- Room 2115, Building 2, No. 775 Siping Road, Hongkou District, Shanghai, China
-
Plant Area
- 250 square meters
-
Number of Employees
- 9
-
Registered Capital
- 500,000 RMB
-
Terms of Payment
- LC, T/T, D/P, PayPal, Western Union, Small-amount payment
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR
-
Average Lead Time
- Peak Season Lead Time, one month, Off Season Lead Time, one month
-
Nearest Port
- Shanghai Port
Our Production Capability & Technical Expertise
- Main Products
- Heat Shrink Tube, Cold Shrink Tube, Non Slip Heat Shrink Tube, Handle Grip Tube, Connector Gel Box, Viton Heat Shrink Tube, Medical FEP PFA PVDF PTFE Shrink Tube, Dr Shrink Tube, Automotive Shrink Tube, Heat Shrink Moulded Shape
-
R&D Engineers
- 1 people
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2017-05-22
- Export Year
- 2017-05-22
-
Main Markets
- North America, South America, Europe, Southeast Asia/ Mideast, Africa, East Asia(Japan/ South Korea), Australia
-
Number of Foreign Trading Staff
- 4
-
Overseas Agent/Branch
- No
Our Certifications, Standards & Industry Recognition
-
Management System Certification
- Others
FAQ
- Is the product flame retardant?
- Yes, the black caps are specifically designed to be flame retardant.
- What certifications does this product have?
- It is RoHS compliant and meets ISO standards.
- Can the shrink ratio be customized?
- Yes, we offer customized shrink ratios including 3:1 and 4:1.
- What is the IP rating of the cap?
- The product features an IP68 rating for maximum protection.
- What materials are used in the cap?
- The cap is made from PE (Polyethylene) material.
- Does the manufacturer offer customization?
- Yes, we provide customization for voltage, temperature, and other specifications.
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Product Groups
- Especial shrink tube and products
- Dual wall shrink tube with glue
- Heat Shrink Moulded Shape
- Identification tube
- Medical Tube
- Connectors and Gel Box
- Skidproof shrink tube
- Thin wall shrink tube
- Handle grips
- Medium&Heavy shrink tube
- Cold shrinkable and Silicone Rubber Accessories
- Braided production sleeve
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