

⚡ Seal the deal with 3M’s powerhouse insulating resin!
3M Scotchcast Electrical Insulating Resin 4N-B is a two-part, self-heating epoxy resin designed for industrial cable splicing and insulation up to 8 kV. With a rapid 16-minute gel time at room temperature, it offers durable 80 Shore D hardness and flexibility, operating reliably across a wide temperature range (32-266°F). ASTM approved and RoHS compliant, it ensures professional-grade, safe, and efficient electrical insulation and sealing.









| Customer Reviews | 4.8 out of 5 stars 9 Reviews |
R**N
Great product for insulating/waterproofing splices!
Great product for insulating/waterproofing splices!
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