Heat Shrink End Caps 4.0" 1.30"-.40" 300-1000MCM

Heat Shrink End Caps 4.0" 1.30"-.40" 300-1000MCM – Electrical Insulation Solutions This Heat Shrink End Cap is designed for electrical insulation and protection of wire and cable terminations. It is suitable for use by electrical distributors and switchgear suppliers requiring reliable sealing and environmental protection for cables sized 300 to 1000 MCM. The medium wall crosslinked polyolefin construction ensures durability and resistance in demanding electrical and lighting solutions applications. Specifications Length: 4.0 in Recovered Internal Diameter (Max): 1.30 in Recovered Internal Diameter (Min): 0.40 in Cable Range: 300-1000 MCM Rated Voltage: 600/1000 V Continuous Use Temperature: 90°C Tensile Strength: 2100 psi (14.5 MPa) Elongation: 550% Specific Gravity: 1.1 Elongation After Heat Aging (168 hrs at 150°C): 500% Heat Shock (4 hrs at 225°C): No cracking or flowing Low Temperature Flexibility (4 hrs at -55°C): No cracking Hardness (Shore D): 50D Seal Integrity: No leaks at room temperature (23°C) for 168 hrs or after 50 cycles at -40°C to 60°C, 15 psi Burst Pressure: 100 psi (0.70 MPa) Dielectric Strength: 500 V/mil (20 kV/mm) Dielectric Voltage Withstand: 2500 V, 60 Hz, 1 min, UL 486D No Breakdown Volume Resistivity: 10^16 ohm-cm Water Absorption: 0.1% Fluid Resistance: Good to Excellent (MIL-DTL-23053) Copper Corrosion: No Corrosion Fungus Resistance: No Growth Features Medium wall crosslinked polyolefin construction for durability and environmental protection Designed to seal and insulate cable ends in electrical and lighting applications High tensile strength and elongation for mechanical reliability Excellent heat shock and low temperature flexibility performance Resistant to fluid exposure and corrosion Maintains seal integrity under temperature cycling and pressure UL 486D certified for dielectric voltage withstand Downloads & Links Spec Sheet