3M Cold Shrink Insulator 8430-18, 1250-2000 kcmil

3M Cold Shrink Insulator 8430-18 – Cold Shrink Tubing for Electrical Wire & Cable 3M Cold Shrink Insulator 8430-18 is a cold shrink connector insulator designed for primary electrical insulation of solid dielectric insulated wire and cable splicing rated up to 1000 volts. Utilizing 3M's proprietary cold shrink delivery system, the product is supplied prestretched on a removable core that is unwound after positioning, allowing the EPDM rubber tubing to shrink and form a durable, moisture-tight seal. This product is suitable for electrical distributors and lighting solutions providers requiring reliable wire and cable insulation and environmental sealing, with applications extending to communication and other non-electrical uses. It is manufactured in the USA by 3M and is ideal for use in wire and cable splicing rated to 1000 V, providing protection and sealing for connectors and splices in indoor and outdoor environments. Specifications Manufacturer: 3M Manufacturer Part #: 7000031603 Product Weight: 14.2 lbs Conductor Size Range: 1250-2000 kcmil (approx. 1.68 – 3.69 inches diameter) Relaxed Tube Length: 18.0 inches (457 mm) Operating Voltage: Rated up to 1000 volts Material: EPDM Rubber Operating Temperature Range: -40°F to 194°F (-40°C to 90°C) Color: Black Country of Origin: United States UPC: 054007423881 Features Simple installation with no tools or heat required Prestretched tubing on removable core for efficient installation Live memory EPDM material ensures permanent, durable environmental seal and insulation Moisture-tight seal meeting ANSI C119.1 water seal requirements Resistant to acids, alkalis, ozone, and environmental aging Good thermal stability and excellent wet electrical properties Tough rubber formulation withstands backfilling Includes mastic pads for cable outer diameter build-up Suitable for direct burial and submersible applications Supports primary electrical insulation for copper and aluminum conductors Downloads & Links Spec Sheet Safety Data Sheet Document Catalogs Document Instructions