| SKU | 7000031603 |
|---|---|
| Legacy SKU | 80610921902 |
| UPC | 00054007423881 |
| Catalog Number | 8430-18 |
| Product Number | 8430-18 |
3M Cold Shrink Connector Insulators 8420 and 8430 Series are EPDM, factory-expanded rubber tubes designed with cold shrink technology and loaded on a removable plastic core. To install the connection, position it over the inline connector, pull the loose tab on the plastic core while unwinding the core in a counterclockwise direction, allowing the ends of the tube to shrink and form a secure seal. Engineered for primary insulation of solid dielectric insulated wires and cable splices rated up to 1000 volts,
- DESIGNED TO PERFORM: Offers reliable primary insulation for solid dielectric wires and secondary splices rated up to 1000 volts
- HIGH-RESISTANCE: Provides excellent wet electrical properties and resists fluid splashes, acids, and alkalis
- EASY TO INSTALL: Requires no tools or heating sources and can be installed by hand
- BUILT STRONG: Made of EPDM rubber, enduring operating temperatures ranging from -40 °F to 194 °F (-40 °C to 90 °C)
- MULTIPURPOSE: For environmental sealing on terminal lug barrels, conduit coupling, conduit-to-cable breakouts, and more
- WATER-RESISTANT SEAL: Meets the water-resistant requirements of ANSI C-119.1
Product Dimensions |
Imperial | Metric |
| Weight | 0 NULL | |
|---|---|---|
| Width | 0 null | |
| Length | 0 null | |
| Height | 0 null | |
| Diameter | 93.7 mm |
Shipping Dimensions |
|
| Weight | 14.19997 lb |
|---|---|
| Length | 25.86614 in |
| Width | 17.87402 in |
| Height | 13.97638 in |
| Color | Black |
|---|
PRODUCT FAQ
-
What is the 3M™ Cold Shrink Insulator 8430-18 used for?
This insulator is typically used to shield against moisture and seal high-voltage cable connections.
-
What sizes of cables can this insulator fit?
This particular insulator accommodates cable sizes ranging between 1250-2000 kcmil.
-
How many pieces come in a case?
Each case comes with ten pre-stretched, factory-expanded pieces for your convenience.
-
Is special equipment required to install these insulators?
No, the beauty of our cold shrink technology means that no heat or tools are necessary for installation. Simply "unwind" them onto your prepared connection, and they'll contract into place on their own!
-
Does 3M have similar products available in other sizes or types?
A:. Absolutely! Our robust insulation portfolio includes dozens of options—feel free to let us know more about your project specifics so we can help you find the perfect option whether it's cold shrink tubing or beyond!
The 3M™ Cold Shrink Insulator 8430-18 is a high-quality insulating solution designed to provide reliable protection for electrical connections. With a size range of 1250-2000 kcmil, this insulator is suitable for a wide range of applications. It comes in a convenient case of 10 units, making it ideal for both small and large-scale projects.
One of the key features of the 3M™ Cold Shrink Insulator 8430-18 is its cold shrink technology. This innovative design eliminates the need for heat or special tools during installation, making it quick and easy to use. Simply position the insulator over the connection, and it will shrink to create a tight seal, providing excellent electrical insulation and moisture resistance.
The 3M™ Cold Shrink Insulator 8430-18 is made from high-quality EPDM rubber, which offers excellent resistance to environmental factors such as UV radiation, ozone, and moisture. This ensures long-lasting performance and protection for your electrical connections, even in harsh conditions. Additionally, the insulator is rated for a maximum voltage of 5 kV, making it suitable for a variety of low to medium voltage applications.
Whether you are working on a commercial, industrial, or residential project, the 3M™ Cold Shrink Insulator 8430-18 is a reliable choice for insulating your electrical connections. Its easy installation, durable construction, and excellent performance make it a trusted solution for professionals in the electrical industry.

