Connecting coupling, 4 mm socket to 4 mm socket, blue, KU 320 / BL

Connecting coupling, 4 mm socket to 4 mm socket, black, KU 320 / SW

Connecting coupling, 4 mm socket to 4 mm socket, red, KU 320 / RT

Connecting coupling, 4 mm socket to 4 mm socket, yellow, KU 320 / GE

Connecting coupling, 4 mm socket to 4 mm socket, green, KU 320 / GN

4 mm jack, solder connection, 2.5 mm², blue, KU 09 L NI / BL

4 mm jack, solder connection, 2.5 mm², yellow, KU 09 L NI / GE

4 mm jack, solder connection, 2.5 mm², green, KU 09 L NI / GN

4 mm jack, solder connection, 2.5 mm², red, KU 09 L NI / RT

4 mm jack, solder connection, 2.5 mm², black, KU 09 L NI / SW