
Red and Black Binding Post Female Jack for 4mm Banana Plugs
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Prices updated: 13 Oct 2026
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About this product
Copper binding-post female jack with nickel plating, sized for 4mm banana plugs and available in black and red. Its overall length is 34 mm, and it is used to connect banana-plug test leads on bench equipment and panels.
Specifications
- Material
- Copper, nickel plated
- Suitable plug
- 4mm banana plug
- Length
- 34 mm
- Color
- Black / Red
Frequently asked questions
Which plugs fit this socket?
It is sized for 4mm banana plugs, so use test leads or cables with 4mm banana plugs.
Why are the black and red colors useful?
The color coding helps you mark positive and negative connections clearly, which is a common practice on power supplies and test setups.




