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SKU 7000006255
Legacy SKU 80700251020
UPC 00054007345169
Catalog Number 251-1GAL-20LBS/KIT

3M Scotchcast Electrical Resin 251 is a 2 part, oven curing, liquid resin that's useful for electronic and electrical applications requiring the highest level of protection. This filled epoxy based resin has a medium viscosity property, which makes it easy to infuse on any surface. It is useful for applications that include filling, patching, insulating and more.

  • 40 Barcol hardness
  • Has 22-minute gel time at 250 °F (121 °C)
  • Useful for coating coils, transformers, motors, modules, electrical and electronic components
  • Withstands temperatures of 311 °F (155 °C)
  • Elongates 7% longer than its original size for easy insulation or wrapping
  • Chemical- and moisture-resistant
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On it's way to you July 22   


Minimum Order 1 Kit
Order Increment 1 Kit
  Flame Retardant
  High Performance Resins
  Global Shipping
  Industry Low Price
Product Dimensions
Imperial Metric
Weight 22.20055 lbs
Width 8 in
Length 17 in
Height 9 in
Shipping Dimensions
Weight 23.10004 lb
Length 17.48031 in
Width 8.89764 in
Height 9.68504 in
Color Brown


  1. What is 3M™ Scotchcast™ Electrical Resin 251 (20 lb), 1 Kits/Case made of?

    The 3M™ Scotchcast™ Electrical Resin 251 (20 lb), 1 Kits/Case contains a two-part, epoxy-based electrical grade resin.

  2. Is the resin in the kit easy to use?

    Yes! The resin has a low mixed viscosity for ease of handling and pouring.

  3. Will this product bond with different materials?

    Absolutely! This resin bonds well to metal, wood, plastic and other types of surfaces that are typically found in electrical applications.

  4. How much can one kit cover?

    . Each kit contains about twenty pounds of liquid epoxy, which should be enough to cover a large area or multiple smaller areas depending on your specific needs

  5. . Can I use it outside?

    . Yes you can safely use this outdoors as long as applied under conditions free from moisture or water

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.
Product Description

3M™ Scotchcast™ Electrical Resin 251

3M™ Scotchcast™ Electrical Resin 251 is a high-quality resin that offers excellent handling characteristics. This rigid resin has a medium viscosity, making it easy to work with. It is specifically designed for applications that require both physical strength and outstanding electrical properties, even at elevated temperatures.

Our Electrical Resin 251 is ASTM Approved, ensuring its compliance with industry standards. Additionally, it is MIL I 16923E Certified, guaranteeing its reliability and performance. Furthermore, it is RoHS 2011/65/EU Compliant, meeting the requirements for the restriction of hazardous substances.

With 3M™ Scotchcast™ Electrical Resin 251, you can trust that you are using a top-quality product that will meet your needs for strength and electrical performance in various applications.