Heavy Wall Heat Shrink Tubing 4' 3.54"-1.18" 800-1250MCM Heat Shrink Tubing

This heavy wall heat shrink tubing, manufactured by Morris Products, is designed for insulating and protecting large electrical conductors in wire and cable applications. Made from polyolefin, it provides durable mechanical protection and environmental sealing, suitable for electrical distributors and switchgear suppliers requiring reliable heat shrink solutions for large conductor sizes ranging from 800 to 1250 MCM.

Specifications

• Material: Polyolefin
• Length: 4 ft
• Expanded Diameter: 3.54 inches
• Recovered Diameter: 1.18 inches
• Wall Thickness: 0.16 inches (nominal)
• Application Range: 800-1250 MCM conductor size
• Product Weight: 1.95 lbs
• Manufacturer: Morris Products
• Manufacturer Part #: 68176
• Standards: UL 486D, CSA C22.2 No 198.2, ANSI C119.1, Western Underground Guide Nos. 2.4, 2.5
• Tensile Strength: 2100 psi (ASTM D412)
• Elongation: 600% (ASTM D412)
• Heat Shock Resistance: No cracking or flowing at 225°C (ASTM D2671)
• Low Temperature Flexibility: No cracking at -55°C (ASTM D2671)
• Dielectric Strength: 500 V/mil (ASTM D149)
• Dielectric Voltage Withstand: No breakdown at 24kV for 1 minute (UL 486D)
• Fluid Resistance: Good to Excellent (MIL-DTL-23053)
• Copper Corrosion: None (ASTM D2671)
• Water Absorption: 0.1% (ASTM D570)
• Fungus Resistance: No growth (ASTM G21)

Features

• Heavy wall construction for superior mechanical protection
• Crosslinked polyolefin material ensures heat resistance and durability
• Excellent electrical insulation properties for high voltage applications
• Resistant to fluids, corrosion, and fungus for long-term reliability
• Adhesive backing with a softening point of approximately 92°C for secure sealing
• Maintains flexibility at low temperatures down to -55°C
• Complies with multiple industry standards for safety and performance

Downloads & Links

• Spec Sheet