8429-18, 3M Cold Shrink Tubing, Black 67.8mm Sleeve Dia. x 457mm Length, 8420 Series

8420 Series Cold Shrink Connector Insulators

8420 Series insulators are open ended tubular rubber sleeves. Factory expanded and assembled on a removable core they are supplied for field installation. Once positioned for installation the core is removed allowing the tube to shrink and create a waterproof seal.

Features and Benefits:

• Easily installed
• Suitable for various cable sizes
• Torches or heat not required
• Good thermal stability
• Tight seal
• Resilience and pressure remain consistent after years of ageing and exposure
• Excellent wet electrical properties
• Tough rubber formulation
• Waterproof
• Fungus resistant
• Acid and alkalis resistance
• Ozone and ultra violet light resistance

Applications:

• Primary electrical insulation for all solid dielectric insulated wire (rubber and plastic) and cable splices with 1000 V rating
• Direct burial or submersed
• Indoor, outdoor or overhead use
• Provides physical and moisture sealing protection for high-voltage air insulated connectors and lugs. Examples - Spacer cable and lug connections to busbar
• Secondary splice copper or aluminium conductor insulation
• Service relocation
• Inline conductor transition connector insulation

Available in this series:

• 307-774 is a 457 mm long cold shrink sleeve with a 67.8 mm sleeve diameter
• 307-825 is a 203.2 mm long cold shrink sleev ewith a 20.9 mm sleeve diameter
• 307-831 is a 279 mm long cold shrink sleeve with a 30.1 mm sleeve diameter
• 307-847 is a 203.2 mm long cold shrink sleeve with a 20.9 mm sleeve diameter
• 308-014 is a 303.5 mm long cold shrink sleeve with a 35.1 mm sleeve diameter
• 308-042 is a 152 mm long cold shrink sleeve with a 67.8 mm sleeve diameter
• 308-109 is a 228.6 mm long cold shrink sleeve with a 30.1 mm sleeve diameter

Why Choose 3M?

3M is a trusted name in connector and wiring solutions, providing high quality cables, connectors and accessories. From industrial computing to domestic applications, 3M provides the reliable and versatile product range you need.

Cold Shrink Connector Insulators 8420 Series

Cold Shrink EPDM Tubes Connector Insulators 8420 Series Data Sheet

Contains SVHC - 2-(2H-benzotriazol-2-yl)-4,6-ditertpentylphenol (UV-328) - CAS No. 25973-55-1