Silicone Cold Shrink Tube for Reliable Telecom Cable Connector Sealing
IP68 Waterproof | No Heat Installation | Long-Term Outdoor Performance
Cost-Effective Alternative to 3 M Cold Shrink Tubing
Designed for Applications of Cable Connector Waterproof Seal In 4G/5G Telecommunication Base Station
Our silicone cold shrink tubes are widely used in:
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Telecom Base Stations (Cable Connector Sealing)
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Power Cable Insulation & Protection
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Outdoor Cable Waterproofing
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Antenna & RF Connector Sealing
Why Choose Our Cold Shrink Tubing?
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No Heat Installation
Easy and safe installation without tools or flame -
IP68 Waterproof Protection
Reliable sealing in harsh outdoor environments -
Excellent UV & Weather Resistance
No cracking or degradation under sunlight -
Permanent Elastic Memory
Maintains pressure and sealing over time -
Wide Cable Compatibility
One size fits multiple cable diameters
Quick Specifications
- Material: Silicone Rubber
- Continuous operating temperature:-60°C~200°C
- Shrink Ratio : 4:1 or 5:1 . Suits for an extensive range of cable sizes because of the shrinkage
- Protection Level: IP68
- Simple installation, Cold Applied (No Heat Required)
A Smart Alternative to 3 M Cold Shrink
| Feature | Volsun | 3 M |
| Price | More Competitive | Higher |
| Lead Time | Faster | Longer |
| Customization | Available | Limited |
| MOQ | Flexible | Higher |
Technical Details
| Properties | Typical Data | Test method |
| Shore Hardness | 40±5 | 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 |
Specifications
| Size | Min Cable O.D. (mm) | Max Cable O.D. (mm) | Full Recovered Length (mm) |
| VS-18*76 | 6.0 | 13.0 | 76 |
| VS-20*60 | 6.0 | 15.0 | 60 |
| VS-25*100 | 8.0 | 19.0 | 100 |
| VS-28*100 | 9.0 | 22.0 | 100 |
| VS-28*152 | 9.0 | 22.0 | 152 |
| VS-32*150 | 10.0 | 27.0 | 150 |
| VS-35*152 | 10.0 | 30.0 | 152 |
| VS-35*178 | 10.0 | 30.0 | 178 |
| VS-40*140 | 12.0 | 33.0 | 140 |
| VS-40*152 | 12.0 | 33.0 | 152 |
| VS-45*203 | 13.0 | 39.0 | 203 |
| VS-53*305 | 15.0 | 46.0 | 305 |
| VS-65*350 | 21.0 | 58.0 | 350 |
| VS-80*305 | 25.0 | 72.0 | 305 |
Remark：Special sizes & packing are available on request.
Selection Guide
Trusted by Global Customers
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20+ Years Manufacturing Experience
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Exported to 88+ Countries
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OEM & Custom Solutions Available
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Strict Quality Control System
Frequently Asked Questions
1. Why choose us ?
VOLSUN specializes in the production of cold shrink tubes with more than 19 years experience, we are commited
to produce cold shrink tubing with high quality performance and competitive price, we also offer 7/24 hours online service.
2. What payment terms can we accpet?
Normaly 30% deposit is required in advance, 70% balance shall be setled before shipment. Payment methods include T/T, Paypal, etc.
3. What is the product range of our factory?
VOLSUN is a leading and professional manufacturer that speciaizing in waterproof, sealing, insulation, fireproof solutions. We can also customize non-standard products based on customers' requirements.
4. What Certificates do we have?
All products meet with the 1SO 9001 Quality System, RoHS, REACH, we also have related performance test report including 1,000 hours UV resistance test, IP68 waterproof seal test, ect.
5. What about our delivery time?
For regular and standard size cold shrink tube, we always have in stock and can delivery within 3 days. For customized sizes with special requirements, welcome to contact our sales team to confirm it.
Ready to Get Started?
Get fast quotation, technical support, or free samples today.- CONTACT TEL: +86-512-66386808
- SALES CONTACT: volsun2006@szvolsun.com