CT2989: Individual, Fully Insulated 4 mm, Banana Plug, DIY Fixed Sheathed, In-line, Solder and Solderless Versions

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Individual, fully insulated 4 mm Do-it-Yourself (DIY) fixed sheathed banana plug allows you to build your own test leads that meet the latest safety standards. Both solder and solderless versions with easy snap together assembly.

CT2989-# - Solderless version

  • Dual set screw connection
    Requires 1.5 mm allen wrench for assembly, CT2919

CT2989-S-# - Solder version

  • Quick solder assembly


  • IEC Voltage rating - 1000 V CAT III (*when using equally rated lead wire)
  • Insulated tip on plug
  • Three (3) piece assembly
  • Available in 6 colors

IEC Rating *1,000 V CAT III
Current Max 36 A
Temperature -20° to +80°C
RoHS 2 Compliant

Use our product guides to learn more about our products and help choose the right products for you

Banana Plugs 101: How Do Banana Plugs Work »
Model # Color MSRP (ea.) Where to Buy
CT2989-0 Black $3.05
CT2989-S-0 Black $3.20
CT2989-2 Red $3.05
CT2989-S-2 Red $3.20
CT2989-4 Yellow $3.05
CT2989-S-4 Yellow $3.20
CT2989-5 Green $3.05
CT2989-S-5 Green $3.20
CT2989-6 Blue $3.05
CT2989-S-6 Blue $3.20
CT2989-9 White $3.05
CT2989-S-9 White $3.20