160-Count 6.4mm 3-in Heat Shrink Tubing

Gardner Bender Heat Shrink Tubing is a flame-retardant polyolefin solution for insulating electrical wires, repairing appliance cords, and covering tool handles. This assorted-size tubing comes in multiple diameters to fit different wire gauges and connection types, making it an essential item for any electrical project or repair job.

The tubing is engineered to resist abrasion, moisture, and common fluids and solvents without degradation. Its black polyolefin construction reduces visual clutter in finished installations while providing reliable protection and insulation for your electrical connections and components.

Features and Benefits

• Assorted Sizes: Includes multiple diameter options (3/32 in expanded, 3/64 in recovered, and 1/4 in to 1/8 in) to accommodate various wire gauges and applications.
• Flame-Retardant Construction: Polyolefin material meets UL 224 and CSA C22.2 No. 198.1 standards for electrical safety and fire resistance.
• 2:1 Shrink Ratio: Shrinks to half its original diameter for a tight, professional seal around wires and connectors with minimal effort.
• 600 V/mil Dielectric Strength: Provides robust electrical insulation for various applications.
• Wide Temperature Range: Continuous operating temperature from -55°C (-67°F) to 135°C (275°F); activation occurs between 120°C (250°F) and 250°C (480°F).
• Chemical and Moisture Resistant: Resists oil, gasoline, and environmental moisture for long-lasting protection in harsh conditions.

Specifications

• Brand: Gardner Bender
• Model: HST-ASTB
• Material: Polyolefin
• Color: Black
• Length: 4 inches
• Expanded Diameter: 3/32 inch
• Recovered Diameter: 3/64 inch; 1/4 inch to 1/8 inch
• Shrink Ratio: 2:1
• Dielectric Strength: 600 V/mil
• Operating Temperature: -55°C to 135°C (-67°F to 275°F)
• Shrink Temperature: 120°C to 250°C (250°F to 480°F)
• Standards Met: UL 224, CSA C22.2 No. 198.1