These measuring leads with 4-mm safety sockets each have a coupling to enable connection to other measuring leads. The safety of these measuring leads is ensured by the double insulation of the leads and touch protection against conductive metal parts. This makes the accessory ideal for use in the education and service sectors. https://elecena.pl/product/23952604/p-7030-safety-cable-4-mm-with-coupling-red-black 2023-07-28 https://elecena.pl/product/23952604/p-7030-safety-cable-4-mm-with-coupling-red-black 2025-11-24