HellermannTyton 323-20120 Heat Shrink Tubing HFT-A 20mm Black 1.2m (120 pcs)

HellermannTyton 323-20120 is a high-quality heat shrink tubing from the HFT-A series, designed for reliable insulation and protection of cables and wires. Made from flexible polyolefin with a 2:1 shrink ratio, it provides a tight, secure fit. This pack contains 120 pieces, each 1.2 meters long, with a supplied inner diameter of 20.0 mm and a recovered inner diameter of 10.0 mm. The black tubing is halogen-free, UV resistant, and self-extinguishing (UL94 V2), making it suitable for a wide range of electrical and electronic applications.

Advantages

Excellent electrical insulation with dielectric strength >20 kV/mm. Wide operating temperature range from -55°C to +135°C. Halogen-free and UV resistant for long-lasting performance. Easy installation with minimum shrink temperature of +90°C. RoHS, UL, and CSA approved.

Suitable for

• Insulating and protecting cable splices and terminations
• Strain relief and bundling of wires
• Color coding and identification of cables
• Environmental sealing against moisture and dust

Key specifications

• Product Type: Heat Shrink Tubing
• Series: HFT-A
• Material: Polyolefin
• Shrink Ratio: 2:1
• Supplied Inner Diameter: 20.0 mm
• Recovered Inner Diameter: 10.0 mm
• Recovered Wall Thickness: 0.90 mm
• Length: 1.2 m
• Color: Black
• Operating Temperature Range: -55°C to +135°C
• Minimum Shrink Temperature: +90°C
• Dielectric Strength: >20 kV/mm
• Flammability Rating: UL94 V2
• Halogen-free: Yes
• UV Resistant: Yes (Black)
• Standards & Approvals: RoHS, UL, CSA
• Quantity per Pack: 120 pieces

Recommendations

For best results, use a heat gun or oven to shrink the tubing evenly. Ensure the cable diameter is within the recovered range (10.0 mm) for a snug fit. Store in a cool, dry place away from direct sunlight.