3M 7000140715 Linerless Rubber Splicing Tape 1in X 15ft

Product Description

The 3M 7000140715 is a linerless Ethylene Propylene Rubber (EPR) high-voltage splicing tape designed for electrical insulation applications requiring reliable moisture sealing and void-free buildup. Sold as a single roll measuring 1 inch wide by 15 feet long, this tape is highly conformable and provides excellent thermal dissipation of splice heat. The EPR construction gives it strong physical and electrical properties suited to demanding splicing work. Licensed electricians and utility technicians reach for this tape when building up insulation on medium- and high-voltage cable splices where a liner-free format speeds application and reduces waste on the job.

This tape is used in residential, commercial, and industrial electrical splicing applications where high-voltage insulation integrity is critical. Its linerless design allows direct hand-wrapping without peeling a backing, making it practical for tight or awkward splice geometries. It is commonly applied in cable splice kits, underground cable repairs, and overhead distribution work where immediate moisture seal is required and void-free buildups are essential for long-term dielectric performance.

Key Features

• Linerless EPR construction conforms tightly to irregular splice geometries without a backing to remove
• Provides immediate moisture seal upon application, protecting splice integrity from the start
• Void-free buildup capability reduces risk of partial discharge in high-voltage installations
• Excellent thermal dissipation helps manage splice heat in service
• Meets industry specifications for high-voltage splicing tape physical and electrical properties
• 1 inch width and 15-foot length per roll suits standard splice buildup requirements

Compatibility

Designed as an OEM-style replacement and standard-use splicing tape for high-voltage cable splice applications requiring EPR-based linerless insulation tape.

Installation Notes

Installation should be performed by a qualified electrician or licensed cable splicer following applicable NEC guidelines and local electrical codes. De-energize and verify the absence of voltage on all conductors before beginning splice work. Apply the tape with consistent tension and overlap to achieve void-free buildup; do not stretch excessively during wrapping as this can affect final insulation thickness. Follow the cable splice kit manufacturer or job specification instructions for total buildup dimensions and tape layer count.

Technical Specifications

• Width: 1 inch
• Length: 15 feet
• Material: Ethylene Propylene Rubber (EPR)
• Format: Linerless
• Weight: 0.63 pounds
• Unit of Measure: Roll
• UPC: 00054007417521

Standard Information

• Brand: 3M
• Manufacturer Part Number: 7000140715