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Replace 3m J23 with Changlan Clj-23 Same-Quality Epr Rubber Splicing Tape at 1/4 Cost
US$3.20
100-999 Pieces
US$2.90
1,000-9,999 Pieces
US$2.70
10,000+ Pieces
Sample price:US$0.01/piece.Request sample
Product profile
Customization
AvailableApplication
Electrical InsulationColor
BlackModel NO.
CLJ23Material
EPDM RubberMaximum Voltage
69kvThermal Rating
Y 90Width
25mmTape Type
Double-SidedDouble-Sided Tape
Nowith Adhesive
YesRelease Liner
NonePacking Specification
100 Rolls / CartonCustom Service
YesPackaging Option
Box Packed / Plastic Bag PackedTransport Package
Carton BoxSpecification
0.76mm*25mm*5000mmTrademark
ChanglanOrigin
ChinaKey features
Same EPR Insulation Principle
Professional EPR construction for the same type of cable insulation applications as J23.
Engineer-Verified Performance
Field engineers experienced with both imported and Changlan tapes report no practical performance difference in properly installed cable joints.
For 600V-69kV Cable Systems
Designed for primary insulation restoration in wrapped cable joints and terminations.
Premium Performance Without the Premium
Comparable application performance at approximately one-quarter of the imported-brand price.
Proven Chinese Cable Accessory Brand
Changlan insulation materials are developed for professional MV and HV cable accessory installation.
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: ≤0.44hTerms 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 Changlan CLJ-23 manufactured by 3M?
A:
No. CLJ-23 is an independently manufactured Changlan product. It is designed as a professional Chinese alternative for the same type of cable insulation applications as 3M J23.
Q:How does CLJ-23 compare with 3M J23?
A:
Both use highly conformable EPR rubber and a removable liner for self-fusing cable insulation. Our engineers have installed both products and found no practical performance difference when they are correctly applied within a properly designed cable joint.
Q:Can CLJ-23 be used on 600V-69kV cables?
A:
Yes. It is designed for primary insulation restoration on 600V-69kV solid dielectric cables, including wrapped joints and terminations. The complete insulation thickness and wrapping structure must follow the applicable cable accessory design.
Q:Why is CLJ-23 much less expensive than imported tape?
A:
CLJ-23 is manufactured in China with a more efficient domestic supply chain. Buyers pay for professional EPR performance and proven application value without the additional imported-brand premium.
Q:Can you provide technical documents or samples for evaluation?
A:
Yes. Available technical and test documents can be provided for review. Samples are also available so qualified buyers can compare its stretchability, self-fusing behavior and insulation performance before placing a bulk order.
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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