Medium Wall Heat Shrink Tubing - 3:1 Shrink Ratio 25' 1.10"-.400” 2-4/0

This Medium Wall Heat Shrink Tubing is designed for low voltage applications up to 2500 volts. Manufactured from cross-linked polyolefin, it provides reliable insulation and protection for wire and cable in electrical distribution and lighting solutions. Suitable for use by switchgear suppliers and electrical distributors, it offers a 3:1 shrink ratio to accommodate various cable sizes with secure and durable coverage.

Specifications

• Material: Polyolefin
• Length: 25 ft
• Shrink Ratio: 3:1
• Voltage Rating: 2500 Volt and Below
• Product Weight: 2.4 lbs
• Typical Tensile Strength: 2100 psi (14.5 MPa)
• Elongation: 550%
• Heat Shock Resistance: No cracking or flowing at 225¬∞C (4 hrs)
• Low Temperature Flexibility: No cracking at -55¬∞C (4 hrs)
• Dielectric Strength: 500 V/mil (20 kV/mm)
• Dielectric Voltage Withstand: No breakdown at 2500V, 60Hz, 1 minute
• Fluid Resistance: Good to Excellent (MIL-DTL-23053/5)
• Copper Corrosion: No corrosion
• Water Absorption: 0.1%
• Fungus Resistance: No growth
• Adhesive Softening Point: 92¬∞C ¬± 5¬∞C
• Adhesive Peel Strength: 35 pli to steel, aluminum, PE; 20 pli to PVC
• Adhesive Lap Shear: 125 psi (0.875 MPa)
• Water Penetration: No penetration after 286 hours continuous immersion

Features

• Medium wall thickness suitable for a range of wire sizes (1.10" expanded to 0.40" recovered)
• Cross-linked polyolefin construction for enhanced durability and electrical insulation
• Heat shrink ratio of 3:1 allows for versatile application on cables from 2 to 4/0 AWG
• High tensile strength and elongation ensure mechanical stability
• Resistant to heat, cold, fluids, and fungus for reliable performance in demanding environments
• Adhesive lining provides moisture sealing and corrosion protection

Downloads & Links

• Spec Sheet