3M™ Cold Shrink Silicone Insulator 8443-2,Tape, Wire, Unishield, 0 – 600 V, Standard, 12/case

3M Cold Shrink Connector Insulators 8440 Series are open-ended, factory-expanded silicone 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, the insulators can be used for indoor and outdoor applications to provide a moisture-resistant seal. They are easy to install by hand, requiring no additional tools or heating sources.

Accommodating an application range of 0.35 in (8.86 mm) to 0.95 in (24.13 mm) for installations on 6 AWG to 3/0 AWG, 3M Cold Shrink Connector Insulators 8440 Series provide physical protection and environmental sealing for terminal lug barrels and inline connectors. These insulators are ideal for electrical aircraft cables, cable trays or overhead applications, sheath repairs, and secondary splices for both copper and aluminum conductors. They can withstand an operating temperature range between -66 °F to 500 °F (-55 °C to 260 °C). With reliable thermal stability, high chemical resistance, fire resistance, and a secure moisture seal, 3M Cold Shrink Connector Insulators 8440 Series is your answer to dependable insulating performance. More Info

Manufacturer:
3M
Selling Unit:
Case
Part #:
3MABR-8443-2
3M Stock #:
7000058009
UPC:
00054007094852
Min. Order Quantity:
1
Min. Order Increment:
1

3M™ Cold Shrink Silicone Insulator 8443-2,Tape, Wire, Unishield, 0 – 600 V, Standard, 12/case is available for purchase in increments of 1

12 per case ($17.92 per piece)

Price:

$215.06

Product Description

Cold Shrink Silicone Insulator 8443-2

  • BUILT STRONG: Made of silicone rubber, enduring operating temperatures ranging from -66 °F to 500 °F (-55 °C to 260 °C)
  • DESIGNED TO PERFORM: Offers reliable primary insulation for solid dielectric wires and secondary splices rated up to 1000 volts
  • EASY TO INSTALL: Requires no tools or heating sources and can be installed by hand
  • HIGH-DURABILITY: Provides exceptional thermal stability against UV radiation, moisture, acids, alkalis, and is also fire resistant
  • LONG-LASTING: Maintains thermal stability, resiliency, and pressure for dependable performance
  • MULTIPURPOSE: For electrical aircraft cables, cable trays or overhead applications, sheath repairs, and secondary splices for both copper and aluminum conductor
  • WORK YOUR WAY: Accommodates an application range of 0.35 in (8.86 mm) to 0.95 in (24.13 mm) for installations on 6 AWG to 3/0 AWG

3M 8440 Series Cold Shrink Silicone Insulator is an insulating sleeve that is specially formulated from high temperature silicone rubber for moisture protection. It maintains resiliency and pressure, even after years of aging and exposure. This insulator ensures top moisture sealing for medium voltage, air insulated connectors and lugs. It offers resistance against acids, alkalis, fluid splashes, ozone, ultraviolet light and fire. This insulator is ideal for use in sheath repairs and electrical aircraft cables and it provides insulation for inline conductor transition connectors. RoHS 2011/65/EU Compliant.

For more information about Cold Shrink Silicone Insulator 8443-2, visit the official 3M website.

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Additional information

Unit of Measure

Product Id

Part Number

UPC

Weight 0.601 lbs
Make to Order

Brand

Conductor Sizes

16 mm²
2 AWG, 4 AWG, 6 AWG

Inner Diameter After Shrink

0.299 in
7.6 mm

Inner Diameter Before Shrink

0.559 in
14.2 mm

Maximum Conductor Size

30 mm²
59 kcmil

Minimum Conductor Size

14 mm²
27 kcmil

Application

Insulation, mechanical protection, repair

pa_cable-insulation-outside-diameter-range
Cable Shielding

Tape Shield, Wire Shield, UniShield®

Cable Type

Power Cable

Conductor Material

Aluminum, Copper

Halogen Free

No

Material

pa_maximum-operating-temperature-celsius
pa_maximum-operating-temperature-fahrenheit
pa_minimum-operating-temperature-celsius
pa_minimum-operating-temperature-fahrenheit
Model

Cold-shrink

Number of Conductors

1

pa_operating-temperature-celsius
Operation Temperature

-55 up to +260°C

Overall Diameter (Metric)

14.2 mm

Overall Length Metric

Product Color

Gray

Product Type

Splice

Relaxed Tube Length

2 in

Relaxed Tube Length (Metric)

0.051 m

Shrink Ratio

2:1

Splice Type

UL Approval

No

Voltage

1 kV

Voltage Application

Low Voltage

pa_wall-thickness-after-shrinking
With Inner Glue

No

Dimensions 6.9 × 5.6 × 6.6 in

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