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20/02/2026

Black thin wall heat shrink tubing
Art.-No. 300-73012 | TCN20-1.2/0.6-PO-X-RD

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3:1 shrink ratio tubing is ideal in many applications.
Meets UL224 VW-1 specifications, making it ideal for high-heat applications.
Heat Shrink Tubing 2:1
TCN20 Overexpanded - reliable insulation with an enhanced shrink ratio.

    • Tubing is 2:1, thin wall and self extinguishing providing good resistance to common fluids and solvents.
    • Low shrink temperature gives excellent physical and electrical performance.
    • Available in multiple diameters and lengths offering several options to fit specific needs.
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    Application TCN20 is suitable for a wide range of applications like electrical insulations, mechanical protection and cable bundling.
    Brand Family TCN20
    Color Red (RD)
    Description TCN20 is a general-purpose, thin-wall tubing used to protect electrical and mechanical wiring. In addition to having a 2 to 1 shrink ratio, the polyolefin material is self extinguishing and resistant against common fluids and solvents. The low shrink temperature and mechanical strength make this tubing ideal for use in the automotive and electronics industries.
    Elongation At Heat Aging 350%
    Heat Aging Test 168h/160°C
    Minimum Tensile Strength At Heat Aging 14MPa
    PART DESCRIPTION TCN20-1.2/0.6-PO-X-RD
    Packaging Type box
    Part No. 300-73012
    Product family Insulation
    Short Desc. TCN20 is a thin wall, 2:1 ratio, black, heat shrink tubing. UL224 VW-1 (600V at 125C, Class 1)
    Type TCN20-1.2/0.6
    For Object Outside Diameter 0.72-1.08 mm
    Length (metric) 300m
    Longitudinal Change After Shrinkage +/-5%
    Printable No
    Recovered Diameter (metric) 0.6mm
    Shrink Ratio 2:1
    Size (imperial) 3/64"
    Supplied Diameter (metric) 1.2mm
    Volume Resistance 10¹⁴ Ω cm
    Wall Thickness (metric) 0.33mm
    CSA Certified Yes
    Dielectric Strength 20kV/mm
    Elongation at break (min.) 400%
    Flammability UL 224 VW-1
    Halogen Free No
    Material PO-X
    Material Polyolefin, cross-linked (PO-X)
    Min. Shrink Temperature +212 °F (+100 °C)
    Operating Temperature -67°F to +257°F (-55°C to +125°C)
    REACH Conformity No
    ROHS compliant Yes
    UL File Number [Logo] E143529 [cRUus]
    UL Recognized (US and Canada) Yes
    UL Recognized (US) Yes
    Packaging 1 - Weight (kg) 0.97kg
    Pkg. Qty. 300m

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    Art.-No.: 300-73012 Contact
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