Hellermanntyton Visit the website for your country to get more information and discover our products.
Proceed
22/02/2026

3-Way Outlet Shapes, Breakout Boots
Art.-No. 403-20012 | 320-1-B8W-PO-X-BK

Copied
300 Series supplied / fully recovered.
b: Fully recovered form (after heating)
Fully recovered form (after heating)
a: Expanded form (supplied)

    • Easy, time-saving insulation of cable branch point where it splits into single wires.
    • Adhesive to relieve mechanical tension in cable harnesses.
    Package size
    Add to watchlist
    Downloads
    Application Cable breakouts are manufactured from a tough cross-linked polyolefin containing a flame retardant. This allows the breakouts to be used for both interior and exterior applications. They offer excellent electrical and mechanical protection.
    Cable breakouts are supplied with an adhesive inner coating for reliable environmental sealing, and are available for 2, 3, 4, 5 and 6 core cables.
    Brand Family HELASHRINK
    Color Black (BK)
    Description Helashrink 300 series features branching parts that are used for easy, time-saving insulation of the branch point of a cable where it is split into single wires. Branching parts with adhesive also serve to relieve the mechanical tension in cable harnesses.
    PART DESCRIPTION 320-1-B8W-PO-X-BK
    Packaging Type bag
    Part No. 403-20012
    Product family Insulation
    Type 320-1-B8W
    ⌀H max. b 22.5mm
    ⌀H min. a 55.8mm
    ⌀J max. b 9.0mm
    ⌀J min. a 30.4mm
    Flexibility Semi rigid
    For Object Outside Diameter 29.16-49.14 mm
    HW ± 20 % 3.0mm
    HW ± 20% .12"
    JW ± 20 % 2.0mm
    JW ± 20% .08"
    Max. Bundle Diameter (metric) 150.0mm
    Max. Diameter J b .35"
    Max. Recovered Diameter b .88"
    Min. Bundle Diameter (metric) 50.0mm
    Min. Diameter J a 1.19"
    Min. Supplied Diameter a 2.18"
    Nominal Length S 37.0mm
    Nominal S 1.44"
    P ± 10 % 180.0mm
    P ± 10% 7.02"
    Recovered Diameter (metric) 22.5mm
    Shrink Ratio up to 3:1
    Supplied Diameter (metric) 55.8mm
    Adhesive WM250
    Dielectric Strength 15kV/mm
    Flammability ASTM D635
    Material PO-X
    Material Polyolefin, cross-linked (PO-X)
    Min. Shrink Temperature +275 °F (+135 °C)
    Operating Temperature -67°F to +212°F (-55°C to +100°C)
    ROHS compliant Yes
    Pkg. Qty. 1EA

    Heat shrink end caps

    Heat shrink end cap >
    Art.-No.: 403-20012 Contact
    Base Data Product Dimensions Material and Specifications Logistic and Packaging Downloads
    Downloads
    Add to watchlist
    LinkedIn  Facebook  Instagram  YouTube  X  Link Corporate Blog 
    Contact Terms of Service Imprint Guidelines and commitments Privacy Policy Cookie Policy
    Update: 14/02/2026 © HellermannTyton 2026
    © HellermannTyton 2026 (v4.298.2) | Update: 14/02/2026 | Privacy Settings
    Contact