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3m J20 Equivalent 10kv Insulation Self-Adhesive Tape Waterproof for Cable Joints & Terminations
US$3.50
135-1,349 Pieces
US$3.20
1,350-13,499 Pieces
US$2.50
13,500+ Pieces
Sample price:US$0.01/piece.Request sample
Product profile
Customization
AvailableApplication
Electrical InsulationColor
BlackModel NO.
J-20Material
RubberMaximum Voltage
<10KVThermal Rating
Y 90Width
23mmThickness/Roll
85mmWeight/Roll
45gGlue
withFunction
Insulation Wrapping, Waterproof Sealing, Sheath ReUsage
Cable Jointing, Termination, Field Maintenance BacTransport Package
Carton BoxSpecification
0.8mm*23mm*5ydTrademark
ELEKV / OEMOrigin
ChinaKey features
Proven 10kV Voltage Rating: Engineered and tested for reliable insulation on 10kV and below cable systems, ensuring safety for medium-voltage applications.
Superior Weather & Moisture Resistance: Forms an impervious, waterproof seal that protects connections from rain, humidity, and even underground moisture ingress.
High-Temperature Endurance: Maintains excellent electrical properties and physical integrity at continuous operating temperatures up to 90C
Excellent Conformability: With a 200% stretch capability, the tape easily conforms to irregular shapes and cable profiles, creating a void-free insulating layer.
Trusted Construction: Manufactured in a BSCI-compliant facility with full RoHS compliance, delivering consistent quality you can rely on for critical installations.
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: ≤0.53hTerms 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:Is this tape a direct replacement for 3M J20?
A:
Yes, it is designed as a functional equivalent, meeting the same critical performance parameters for 10kV insulation and waterproofing applications.
Q:What is the correct way to apply this self-adhesive tape?
A:
Remove the liner, stretch the tape to about 200% of its original length, and wrap it in a half-lapped fashion over the area to be insulated. For outdoor exposure, always apply a protective overwrap of PVC electrical tape.
Q:What is the maximum continuous operating temperature?
A:
The tape is rated for a continuous operating temperature of up to 90C.
Q:Is this product RoHS compliant?
A:
Yes, our J20 insulation self-adhesive tape is fully RoHS compliant and halogen-free, meeting international environmental standards.
Q:What are the standard packaging and minimum order quantity (MOQ)?
A:
The standard roll size is 0.8mm*23mm*5yd. Standard packaging is 1 roll/pack, 135rolls/box. MOQ can be flexible; please contact our sales team for details and sample availability.
Send Inquiry
*To:
Shenzhen Elekv Technology Co., Ltd.
Shenzhen Elekv Technology Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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