Looking to make your own test leads, then RS PRO has the perfect addition in the 4 mm banana plug. This plug is the ideal solution for making test leads to your specification. Upon inspection, the plug connector offers high-grade plastic insulation with a centre contact made from nickel-plated brass with a soldering termination method. It accepts test lead cables with a 4 mm diameter and is suitable for any standard 4 mm insulated or non-insulated socket.

There are many variations of banana plug connectors so it’s important to have a variety of cable leads of various lengths especially if you frequently use multi-meters, voltage meters, or oscilloscopes. The most cost-effective way is to make your own, that way you can set up your workstation or benchtop to be more productive. Banana Plugs are most often used to terminate patch cords for test equipment, audio leads and many other test and installation applications such as
Electrical and Electronic servicing
Automotive
Maintenance

Terminating the plug connector is very straight forward, the centre contact has an aperture for the cable wire to be soldered. Once soldered assemble all the plug elements back together now your test lead is ready for use.

RS Pro is our family brand to go-to and brings you a wide range of high-quality and high-value products to support your project. Trusted by engineers all over the world, every part of every RS PRO product is always rigorously tested against demanding industry standards. We are only giving the RS PRO seal of approval if we're confident of their exceptional quality, which means you can be convinced too.