Silicone Rubber Cold Shrink Tube for Power Cable Joint Insulation Protection

Name: Silicone Rubber Cold Shrink Tube for Power Cable Joint Insulation Protection
Brand: Shenzhen Elekv Technology Co., Ltd.
SKU: 1991295821

Guangdong, ChinaShenzhen Elekv Technology Co., Ltd.

US$3.50

100 Pieces

Product specifications

Voltage

Sample price:US$99.00/piece.Request sample

Product profile

Customization

Available

Application

Wire & Cable Protection

Color

Black

Model NO.

CST-1

Flexibility

Cold Shrink

Inner Diameter

20 mm

Material

Silicone Rubber

Maximum Voltage

20KV~100KV

Outer Diameter

21mm

Thermal Rating

H 180

Thickness

Expansion Ratio: up to 4X

Packing

20kg/Carton

OEM

Available

Voltage Rating

1-35kv

Transport Package

Standard Export Packing

Specification

φ20mm × 480mm (customizable)

Trademark

ELEKV / OEM

Origin

China

Key features

No heat or tools needed - installs in minutes by simply removing the support strip

Expansion ratio up to 4x - fits a wide range of cable diameters with one product

Excellent weathering resistance - UV, ozone, salt spray and moisture resistant for long service life

Company profile

Shenzhen Elekv Technology Co., Ltd.Guangdong, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2026-04-28Nearest Port: Shenzhen, Xi'anAverage Response Time: ≤0.34hTerms of Payment: T/T, PayPal, Western Union, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, Others, FCA

About Our Factory & Business Background

AddressNo.607, Building 11th, Shatoujiao Bonded Industrial Park, Yantian District, Shenzhen, Guangdong, China

Average Lead TimePeak Season Lead Time: 1-3 months Off Season Lead Time: within 15 workdays

Our Production Capability & Technical Expertise

Main ProductsCold Shrink Cable Termination Kit, Cold Shrink Cable Joint Kit, Heat Shrink Cable Accessories, Plug-in Gis Termination, Separable Connector, Cable Branch Box, Cable Link Box, Cable Lug, Cable Joint Protection Box, Self-Fusing Electrical Tape

Our Industry Experience & Global Business Record

Main MarketsNorth America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe

Product Q&A

Q:What cable diameter range does this tube fit?

The standard D-20mm size fits a wide range of cable diameters due to its expansion ratio of up to 4x. Custom sizes are available upon request.

Q:Can it be used outdoors?

Yes. The silicone rubber material is resistant to UV, ozone, moisture and salt spray, making it suitable for outdoor, aerial and underground installations.

Q:Does installation require heat or special tools?

No. Simply slide the tube over the cable joint and remove the support strip. The tube contracts by its own elasticity without any heat gun or adhesive.

Q:What is the minimum order quantity?

Please contact us for MOQ details. Sample orders are welcome.

Q:Do you provide test reports?

Yes, test reports are available upon request.