---
product_id: 218688938
title: "3M Scotchcast Electrical Insulating Resin 4N-B, (7.4 oz), ASTM Approved and RoHS 2011/65/EU Compliant"
brand: "3m"
price: "$3401"
currency: MXN
in_stock: true
reviews_count: 1
category: "3 M"
url: https://www.desertcart.mx/products/218688938-3m-scotchcast-electrical-insulating-resin-4n-b-7-4-oz
store_origin: MX
region: Mexico
---

# 16-min gel time self-heating cure 32-266°F temp range 3M Scotchcast Electrical Insulating Resin 4N-B, (7.4 oz), ASTM Approved and RoHS 2011/65/EU Compliant

**Brand:** 3m
**Price:** $3401
**Availability:** ✅ In Stock

## Summary

> ⚡ Seal with speed and strength—because your cables deserve the best!

## Quick Answers

- **What is this?** 3M Scotchcast Electrical Insulating Resin 4N-B, (7.4 oz), ASTM Approved and RoHS 2011/65/EU Compliant by 3m
- **How much does it cost?** $3401 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.mx](https://www.desertcart.mx/products/218688938-3m-scotchcast-electrical-insulating-resin-4n-b-7-4-oz)

## Best For

- 3m enthusiasts

## Why This Product

- Trusted 3m brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **High-Voltage Ready:** Reliable insulation for cables up to 8 kV.
- • **Flexible 4% Elongation:** Eases wrapping and ensures a secure, resilient seal.
- • **Self-Heating Epoxy Cure:** No external heat needed—just mix and watch it work.
- • **Rapid 16-Minute Gel Time:** Get your splices sealed fast without downtime.
- • **Durable Shore D Hardness 80:** Tough, long-lasting protection that stands up to industrial demands.

## Overview

3M Scotchcast Electrical Insulating Resin 4N-B is a two-part, epoxy-based resin designed for industrial cable splicing and insulation up to 8 kV. Featuring a rapid 16-minute gel time and self-heating cure, it delivers durable Shore D 80 hardness and withstands temperatures from 32 to 266°F. Its 4% elongation ensures flexible, reliable sealing for solid dielectric and oil-filled cables, making it a trusted choice for professional-grade electrical repairs.

## Description

3M Scotchcast Electrical Insulating Resin 4N, with nozzle and guard bag, is a 2 part, insulating and encapsulating, epoxy based, liquid resin that generates its own heat to cure. Compatible with solid/synthetic cable insulations and jackets, this resin makes an excellent insulator and sealer for cable splicing. 3M Scotchcast Electrical Insulating Resin 4 is a two-part, epoxy insulating and encapsulating resin. This resin, mixed in its unique two-part bag, generates its own heat to cure. Its compatibility with solid and synthetic cable insulations and jackets makes. Resin 4 an excellent insulator and sealer for cable splicing. Use Resin 4 to splice solid dielectric and oil-filled cables up to 8 kV and to jacket high-voltage power cables. It is used in 3M Splice Kit Series 82 and 90-B1. Applications: Replace or repair the jacket on both single and multi-core power cables, Insulate between conductors of multi-core splices operating up to 8kV, Seal the crotch or sheath when terminating multi-core cables.

Review: Great product for insulating/waterproofing splices! - Great product for insulating/waterproofing splices!

## Features

- 80 Shore D hardness
- Has 16-minute gel time at 73 °F (23 °C)
- Useful for splicing solid dielectric and oil-filled cables up to 8 kV
- Withstands a temperature range of 32 to 266 °F (0 to 130 °C)
- Elongates 4% longer than its original size for easy insulation or wrapping
- For industrial/occupational use only. Not for consumer sale or use

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0112JT3ZK |
| Best Sellers Rank | #207,161 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #540 in Electrical Tape #44,496 in Electrical Equipment |
| Date First Available | July 6, 2015 |
| Item Weight | 8 ounces |
| Item model number | 4B |
| Manufacturer | 3M |
| Product Dimensions | 10 x 11 x 2 inches |

## Images

![3M Scotchcast Electrical Insulating Resin 4N-B, (7.4 oz), ASTM Approved and RoHS 2011/65/EU Compliant - Image 1](https://m.media-amazon.com/images/I/61HogAM+NrL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great product for insulating/waterproofing splices!
*by R***N on October 10, 2025*

Great product for insulating/waterproofing splices!

## Frequently Bought Together

- Scotchcast Electrical Insulating Resin 4N-B, (7.4 oz)
- 2 Sets 300ml 350ml Large Syringes with 55.1 Inch Tubes, Sterile and Individual Sealed, Plastic Garden Syringe for Liquid, lip Gloss, Paint, Epoxy Resin, Oil, Watering Plants, Refilling

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**Shop now:** [https://www.desertcart.mx/products/218688938-3m-scotchcast-electrical-insulating-resin-4n-b-7-4-oz](https://www.desertcart.mx/products/218688938-3m-scotchcast-electrical-insulating-resin-4n-b-7-4-oz)

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*Product available on Desertcart Mexico*
*Store origin: MX*
*Last updated: 2026-03-05*