Hot Sale Rubber Cold Shrink Tube Silicone Cold Shrink Sleeves Wholesale Waterproof Cold Shrink Silicone Tube

Product Description

cable accessories RFS cable cold shrink tube IP68

RUBLS-SILIC Silicone Rubber Cold shrink tube Series Cold Shrink Lug and Connector Insulators is made of special purpose silicone rubber with a high shrink ratio and excellent physical and mechanical properties like slab and prick resistance. reliably seals electrical connections of electric communications and cable televisions against water and moisture and effectively insulates wire and cable connections or joints and other electrical connections

Support customization, ODM & OEM available

Features:

1. Operating temperature:-60°C~200°C
2. Waterproof and Sealing Class: IP68
3. Shrink Ratio :5:1
4. Good weather resistance, ozone ageing, ultraviolet and salt mist corrosion resistance
5. Simple installation
6. Standardcolor:Black, white, grey, etc

Click chat now to contact us for free samples

VR

Technical Performance

Properties	Typical Data	Test Method
Shore Hardness	40±5A	GB/T 531-2008
Tensile Strength	≥9.0MPa	GB/T 528-2009
100% Stress at Definite Elongation	≤1.2MPa	GB/T 528-2009
200% Stress at Definite Elongation	≤2.0MPa	GB/T 528-2009
Elongation at Break	＞800%	GB/T 528-2009
Tear Strength	≥35kN/m	GB/T 529-2008

Dimensions

Size	Inner Diameter - mm	Min Cable Outer Diameter - mm	Max Cable Outer Diameter - mm	Full Recovered Length - mm
VS15-2	15	5	13	50
VS28-6	28	7.0	25.0	150
VS40-5.5	40	11.0	33.0	140
VS45-7	45	13.5	39.0	178
VS60-9	60	20.5	51.0	230
VS70-8	70	25.0	63.0	203

Size is available to customize

Company Show

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 18 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

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

Certifications

Quality Assurance

Our management and employees are committed to providing the highest quality products and services. This ongoing commitment is recognized through ISO9001, ISO14001, ISO45001, IATF16949, UL, ROHS, and REACH certifications. We employ rigorous quality assurance standards to guarantee our customers the highest quality standards

We also have the ability to be your just-in-time supplier. This helps you keep your production lines running and provides better cash flow management by eliminating inventory requirements

Because every manufacturer has different needs and challenges to overcome, we are committed to providing exceptional service to each of our customers. We will work with you to provide the best solution to meet your needs

Abroad Exhibition

Packing & Delivery

Trade terms	FOB, EXW, CIF, DDU, DDP, CFR
Payment terms	T/T, L/C, Negotiable
Supply capability	1,000,000 pieces per month
Lead time	Usually 2-3 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

FAQ

Q 1. How long is the payment term
A: We accept T/T 50% deposit and 50% balance against B/L or L/C copy at sight, also accept Western Union, VISA and Paypal

Q 2. What is the normal lead time for product orders
A: The average lead time for prototype/first piece is 7~10 days, if tooling is involved, the lead time for production tooling  is 10 days, and the average production time after sample approval is 2-3 weeks

Q 3. What is your standard packaging
A: All goods will be packed in cartons and loaded on pallets. Special packing methods are acceptable when needed

Q 4. Can you tell us the monthly production capacity of your products
A: It depends on the model, we produce more than 1500 tons of rubber materials per month

Q 5. What kind of certificates do you have
A1: We have ISO9001:2015, IATF16949:2016, ISO14001:2015, ISO45001:2018 certified
A2: We have various rubber compounds approved by UL, ROHS and REACH

Q6: How to check the quality of bulk order
A1: We provide pre-production samples to all customers before mass production if needed
A3: We accept third-party inspection, such as SGS, TUV, INTERTEK, BV, etc

Q 7: Can you provide customized service

A: Yes, we accept customization and can produce products in different sizes, packaging, colors according to requirements

Volsun presents an advanced solution for modern cable protection needs: Hot Sale Rubber Cold Shrink Tube Silicone Cold Shrink Sleeves Wholesale Waterproof Cold Shrink Silicone Tube. Designed for demanding industrial, utility, and telecommunications environments, these cold shrink silicone tubes deliver unmatched performance and ease of use. Combining superior materials with proven engineering, Volsun’s products set a new standard for rapid, reliable, and long-lasting cable sealing and mechanical protection.

Product Overview and Core Features

Volsun’s cold shrink silicone tubes are engineered from high-quality silicone rubber compounds and precision-manufactured elastomeric rubber to provide consistent performance across varied outdoor and indoor applications. Each cold shrink silicone tube offers robust elasticity, excellent UV resistance, and superior dielectric insulation. The rubber cold shrink tube wholesale options come in multiple sizes and wall thicknesses to accommodate a wide spectrum of cable diameters and connector configurations. These cold shrink silicone tubes are available as waterproof cold shrink sleeves designed to create effective environmental seals against moisture, dust, and corrosive agents.

Key features include:

- Pre-stretched, collapsed silicone sleeves that expand over cables upon removal of a temporary core, enabling fast deployment without heat or adhesives.

- High tensile strength and tear resistance for long service life, even under mechanical stress.

- Excellent thermal stability, maintaining flexibility and sealing integrity across extreme temperatures.

- Outstanding electrical insulation and arc resistance properties, suitable for medium and low voltage applications.

- Corrosion-resistant materials that prevent degradation from salt spray, ozone, and chemical exposure.

- Easy, safe installation requiring no special tools or curing time, reducing labor costs and outage durations.

Applications and Use Cases

Volsun’s waterproof cold shrink sleeves and cold shrink silicone tubes serve diverse sectors. In telecommunications, cold shrink silicone tubes protect fiber optic and copper splice points from moisture intrusion and mechanical strain. In power distribution and utility networks, rubber cold shrink tube wholesale options provide fast, reliable sealing for cable joints, terminations, and shielded connectors. Telecommunications contractors and energy companies benefit from waterproof cold shrink sleeves for pad-mounted transformers, underground splice closures, and aerial splice protection.

Other common applications:

- Renewable energy installations, where silicone cable protection trends favor flexible, weather-resistant materials for wind turbine and solar array cabling.

- Transportation infrastructure, including signaling systems, track-side equipment, and tunnel lighting, where vibration and moisture resistance are critical.

- Industrial automation and machinery, protecting sensor wiring and power leads from oils, solvents, and harsh contaminants.

- Marine and offshore platforms where saltwater exposure and UV-driven degradation necessitate advanced corrosion-resistant sealing.

Innovation and Technical Advantages

Volsun’s cold shrink silicone tubes incorporate several technical innovations that align with evolving silicone cable protection trends. The use of advanced silicone elastomers affords improved elasticity and compression set resistance compared to traditional rubber alternatives. This results in a more reliable seal over time, even where repeated mechanical strain occurs. The preformed, cold-applied design eliminates risks associated with heat-shrink methods—no torches, no open flames, and no thermal damage to surrounding equipment—making the installation process safer for technicians and infrastructure alike.

Volsun’s product development emphasizes manufacturability and scalability, enabling competitive rubber cold shrink tube wholesale pricing without compromising quality. Precision molding ensures consistent wall thickness and dimensional tolerances, which translates into predictable expansion ratios and dependable sealing performance across production batches. The waterproof cold shrink sleeves incorporate integrated sealing lips and profiles that conform to irregular cable surfaces, enhancing environmental sealing and preventing water wicking along cable jackets.

Technical advantages at a glance:

- Cold-applied expansion eliminates need for heat or adhesives, ensuring safer and faster field deployment.

- High elasticity and low compression set for long-term sealing reliability.

- Superior dielectric properties for electrical insulation and safety.

- Chemical and UV resistance to prevent aging and material breakdown.

- Scalable manufacturing yields consistent product reliability and cost efficiency.

Installation and Maintenance Benefits

Installing Volsun’s cold shrink silicone tubes is straightforward: select the appropriate rubber cold shrink tube wholesale size for the cable assembly, slide the collapsed sleeve over the prepared cable or splice, and remove the inner core to allow the sleeve to expand into place. The silicone cold shrink sleeves naturally conform to cable geometries and connectors, forming a tight, resilient seal. This no-heat method reduces shutdown time and minimizes risk during live-site repairs.

Maintenance requirements are minimal. Periodic visual inspections confirm sleeve integrity; the silicone compound’s resistance to environmental degradation typically extends service intervals and reduces lifecycle costs. When replacement is necessary, removal is simple and non-destructive to underlying components, enabling efficient field serviceability.

Compliance, Testing, and Quality Assurance

Volsun adheres to stringent quality control protocols for all cold shrink silicone tubes and waterproof cold shrink sleeves. Products undergo accelerated aging tests, UV exposure testing, salt spray exposure, and electrical insulation testing to verify long-term performance. Dielectric breakdown voltage, tensile strength, elongation at break, and compression set metrics are routinely measured to ensure the silicone rubber composition meets or surpasses industry standards.

Volsun’s manufacturing and testing processes support large-volume supply chains for rubber cold shrink tube wholesale needs, ensuring consistent product availability for projects both small and large. Comprehensive documentation, traceability, and batch testing provide confidence for procurement teams and system integrators relying on repeatable performance.

Why Choose Volsun

Choosing Volsun means selecting a partner committed to innovation, quality, and industrial practicality. Volsun’s cold shrink silicone tubes and waterproof cold shrink sleeves integrate advanced materials science with user-friendly design to lower installation risk, enhance system longevity, and reduce total cost of ownership. Whether procuring rubber cold shrink tube wholesale for fleet deployments or specifying silicone cable protection trends for new infrastructure projects, Volsun delivers solutions tuned to real-world demands.

Volsun’s Hot Sale Rubber Cold Shrink Tube Silicone Cold Shrink Sleeves Wholesale Waterproof Cold Shrink Silicone Tube are engineered to meet contemporary challenges in cable protection. With proven waterproof performance, reliable electrical insulation, and easy cold-applied installation, these silicone cold shrink sleeves and cold shrink silicone tubes offer a compelling choice for utilities, telecommunications, industrial, and renewable energy sectors. Volsun’s commitment to quality, scalability, and technical excellence ensures that contractors and engineers receive durable, cost-effective silicone cable protection solutions that align with current silicone cable protection trends and long-term operational requirements.