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SKU 7000031846
Legacy SKU 80611468820
UPC 00051128592236
Catalog Number M-20
Product Number M-20

3M Scotchcast M Series Cable Repair Kit offers permanent, moisture resistant jacket repairs and helps in portable cable splicing. This kit includes a reusable wraparound mold, flame retardant compound and accessories that are necessary for repairing cable jackets. It is suitable for insulation, mechanical protection and repairs, or splices of cables rated up to 2 kV.

  • Features a wraparound mold, which maintains excellent physical and electrical properties
  • Provides permanent, flexible and moisture-resistant jacket repair
  • For insulation, mechanical protection and repair of cables
  • Repairs both portable power cables or standard cables
  • Wraparound mold repairs the jacket without cutting through the cable
  • Works on cables rated up to 2 kV
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On it's way to you August 8  


Minimum Order 1 Item
Order Increment 1 Item
  Long Term Protection
  Versatile Across Industries
  No Minimum Order
  Industry Low Price
Product Dimensions
Imperial Metric
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Shipping Dimensions
Weight 1.3 lb
Length 16.1811 in
Width 7.40157 in
Height 5.98425 in


  1. What is included in the 3M™ Cable Repair Kit M-20 (2131)?

    The 3M™ Cable Repair Kit M-20 (2131) includes a molded rubber splice body, self-adhesive silicone tape, cable cleaning wipes, and installation instructions.

  2. Is the 3M™ Cable Repair Kit M-20 (2131) easy to install?

    Yes! The kit comes with step-by-step instructions that are simple and clear. Also, you don't need any special tools or equipment to install it.

  3. Can I use this product for outdoor applications?

    Absolutely! This cable repair kit is designed for both indoor and outdoor use. It's durable enough to withstand harsh weather conditions too!

  4. How does the 3M™ Cable Repair Kit M-20 (2131) work?

    This kit works by creating an effective moisture seal around damaged cables using a strong combination of moldable rubber materials and high-quality self-adhesive silicone tape that prevents further damage due to exposure.

  5. Which type of cables can be used with this kit?

    The 3M™ Cable Repair Kit M-20 (2131) can be used on low voltage communication cables like Cat5e/Cat6 up to SPlice Ready or Power Supply Cables. However check product specification before making your purchase choice .

For industrial/occupational use only. Not for consumer sale or use.
3M industrial and occupational products are intended, labeled, and packaged for sale to trained industrial and occupational customers for workplace use.  Unless specifically stated otherwise on the applicable product packaging or literature, these products are not intended, labeled, or packaged for sale to or use by consumers (e.g., for home, personal, primary or secondary school, recreational/sporting, or other uses not described in the applicable product packaging or literature), and must be selected and used in compliance with applicable health and safety regulations and standards (e.g., U.S. OSHA, ANSI), as well as all product literature, user instructions, warnings, and other limitations, and the user must take any action required under any recall, field action, or other product use notice.  Misuse of 3M industrial and occupational products may result in injury, sickness, death, or property damage.  For help with product selection and use, consult your on-site safety professional, industrial hygienist, or other subject matter expert.
3M™ Scotchcast™ M Series Cable Repair Kit

3M™ Scotchcast™ M Series Cable Repair Kit

The 3M™ Scotchcast™ M Series Cable Repair Kit offers a durable and flexible jacket repair when combined with a flame retardant compound. This kit is suitable for repairing both portable power cables and standard cables.

The kit includes a wraparound mold that allows you to repair the jacket without cutting through the cable. This feature ensures a seamless repair process and minimizes the risk of damaging the cable.

Designed for medium voltage applications, the 3M™ Scotchcast™ M Series Cable Repair Kit is a reliable solution for various cable repair needs. It is compliant with RoHS 2011/65/EU regulations and approved by MSHA (when used with Scotchcast Compound 2131).

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