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.
About JAM Industrial Supply of Ohio
Locally owned and operated in Canton, OH, JAM Industrial Supply, LLC has been a 3M Premier distributor and industrial supplier for over 20 years. With our vast network of vendors, we are able to supply the industry’s best products, information, delivery and prices to our customers.
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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 |
| Inner Diameter After Shrink | 0.299 in |
| Inner Diameter Before Shrink | 0.559 in |
| Maximum Conductor Size | 30 mm² |
| Minimum Conductor Size | 14 mm² |
| 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 |





