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3/8" White 4ft 2:1 Thin Wall Heat Shrink Tubing

Description

Thermosleeve HST38W4 3/8" White 4ft 2:1 Thin Wall Heat Shrink Tubing

The Thermosleeve HST38W4 is a high-performance 3/8-inch white heat shrink tubing with a 2:1 shrink ratio. It is designed for a wide range of applications requiring reliable electrical insulation, mechanical protection, and strain relief. This tubing is ideal for both professional and DIY projects where space constraints and flexibility are essential. The 4-foot length provides ample coverage for various applications, ensuring a secure and neat finish.

Key Features

  • Size and Length: 3/8-inch diameter, 4 feet in length
  • Color: White
  • Shrink Ratio: 2:1
  • Material: Polyolefin
  • Operating Temperature: -55°C to +125°C
  • Flame Retardant: Yes
  • Electrical Insulation: Superior dielectric strength
  • Compliance: Meets UL and CSA standards

Detailed Specifications

Specification Details
Diameter (Pre-Shrink) 3/8 inch (9.5 mm)
Diameter (Post-Shrink) 3/16 inch (4.8 mm)
Length 4 feet (1.22 meters)
Shrink Temperature ≥ 90°C (194°F)
Full Recovery Temperature 120°C (248°F)
Material Polyolefin
Wall Thickness (Recovered) 0.4 mm (0.016 inches)
Operating Temperature Range -55°C to +125°C (-67°F to 257°F)
Dielectric Strength ≥ 20 kV/mm
Tensile Strength ≥ 14 MPa
Elongation at Break ≥ 200%
Flame Retardant Yes
Standards UL224, CSA, RoHS

Applications

The Thermosleeve HST38W4 heat shrink tubing is perfect for a variety of applications including:

  • Cable Insulation: Provides robust insulation for electrical wiring and cables, reducing risks of short circuits and external damage.
  • Wire Identification: The white color allows for easy marking and identification of wires and cables.
  • Component Protection: Protects sensitive components from mechanical wear, moisture, and chemical exposure.
  • Strain Relief: Offers enhanced strain relief for connections and joints, preventing damage due to flexing and movement.
  • Environmental Protection: Ideal for protecting connections exposed to harsh environments, such as automotive and marine settings.

Example Installation Scenario

Consider an installation scenario where you are setting up a complex wiring harness for a custom automotive project. You need to ensure that the wires are not only protected but also easily identifiable and organized. Using the Thermosleeve HST38W4 heat shrink tubing, you can insulate the wires, bundle them neatly, and mark them for easy identification. The flame-retardant property of the tubing adds an additional layer of safety, crucial for automotive applications where high temperatures and potential fire hazards are a concern.

Why Choose Thermosleeve HST38W4?

  • High Performance: Made from durable polyolefin, the HST38W4 offers reliable performance and long-lasting protection.
  • Easy to Use: The 2:1 shrink ratio ensures that the tubing shrinks down to half its original diameter, providing a tight and secure fit.
  • Safety and Compliance: Meets stringent safety standards, making it suitable for both commercial and residential installations.

Installation Instructions

  1. Measure and Cut: Determine the required length and cut the tubing accordingly.
  2. Position Tubing: Slide the tubing over the wire or component to be protected.
  3. Heat Application: Use a heat gun to apply heat evenly along the tubing until it shrinks tightly.
  4. Cool Down: Allow the tubing to cool and solidify, ensuring a secure fit.

Purchase and Warranty Information

Tri-Tek Electronics is proud to be an authorized distributor of Thermosleeve products, offering genuine items with full manufacturer warranties. This ensures you get the best quality, pricing, and factory support. 

Product form

Thermosleeve HST38W4 3/8" White 4ft 2:1 Thin Wall Heat Shrink Tubing The Thermosleeve HST38W4 is a high-performance 3/8-inch white heat... Read more

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SKU: TMSHST38W4
UPC: 0656403538741

17 in stock

$2.29 $1.89

    • Shipped today? Order within: Sep 03, 2025 14:00:00 -0700

    Description

    Thermosleeve HST38W4 3/8" White 4ft 2:1 Thin Wall Heat Shrink Tubing

    The Thermosleeve HST38W4 is a high-performance 3/8-inch white heat shrink tubing with a 2:1 shrink ratio. It is designed for a wide range of applications requiring reliable electrical insulation, mechanical protection, and strain relief. This tubing is ideal for both professional and DIY projects where space constraints and flexibility are essential. The 4-foot length provides ample coverage for various applications, ensuring a secure and neat finish.

    Key Features

    • Size and Length: 3/8-inch diameter, 4 feet in length
    • Color: White
    • Shrink Ratio: 2:1
    • Material: Polyolefin
    • Operating Temperature: -55°C to +125°C
    • Flame Retardant: Yes
    • Electrical Insulation: Superior dielectric strength
    • Compliance: Meets UL and CSA standards

    Detailed Specifications

    Specification Details
    Diameter (Pre-Shrink) 3/8 inch (9.5 mm)
    Diameter (Post-Shrink) 3/16 inch (4.8 mm)
    Length 4 feet (1.22 meters)
    Shrink Temperature ≥ 90°C (194°F)
    Full Recovery Temperature 120°C (248°F)
    Material Polyolefin
    Wall Thickness (Recovered) 0.4 mm (0.016 inches)
    Operating Temperature Range -55°C to +125°C (-67°F to 257°F)
    Dielectric Strength ≥ 20 kV/mm
    Tensile Strength ≥ 14 MPa
    Elongation at Break ≥ 200%
    Flame Retardant Yes
    Standards UL224, CSA, RoHS

    Applications

    The Thermosleeve HST38W4 heat shrink tubing is perfect for a variety of applications including:

    • Cable Insulation: Provides robust insulation for electrical wiring and cables, reducing risks of short circuits and external damage.
    • Wire Identification: The white color allows for easy marking and identification of wires and cables.
    • Component Protection: Protects sensitive components from mechanical wear, moisture, and chemical exposure.
    • Strain Relief: Offers enhanced strain relief for connections and joints, preventing damage due to flexing and movement.
    • Environmental Protection: Ideal for protecting connections exposed to harsh environments, such as automotive and marine settings.

    Example Installation Scenario

    Consider an installation scenario where you are setting up a complex wiring harness for a custom automotive project. You need to ensure that the wires are not only protected but also easily identifiable and organized. Using the Thermosleeve HST38W4 heat shrink tubing, you can insulate the wires, bundle them neatly, and mark them for easy identification. The flame-retardant property of the tubing adds an additional layer of safety, crucial for automotive applications where high temperatures and potential fire hazards are a concern.

    Why Choose Thermosleeve HST38W4?

    • High Performance: Made from durable polyolefin, the HST38W4 offers reliable performance and long-lasting protection.
    • Easy to Use: The 2:1 shrink ratio ensures that the tubing shrinks down to half its original diameter, providing a tight and secure fit.
    • Safety and Compliance: Meets stringent safety standards, making it suitable for both commercial and residential installations.

    Installation Instructions

    1. Measure and Cut: Determine the required length and cut the tubing accordingly.
    2. Position Tubing: Slide the tubing over the wire or component to be protected.
    3. Heat Application: Use a heat gun to apply heat evenly along the tubing until it shrinks tightly.
    4. Cool Down: Allow the tubing to cool and solidify, ensuring a secure fit.

    Purchase and Warranty Information

    Tri-Tek Electronics is proud to be an authorized distributor of Thermosleeve products, offering genuine items with full manufacturer warranties. This ensures you get the best quality, pricing, and factory support. 

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