Banana plug to shrouded socket – black, 4 mm, nickel-plated brass

The A2116 NI/BLK is a 4 mm socket featuring nickel-plated brass contacts for excellent conductivity and durability. Ideal for test benches, instrumentation, and control panels, it ensures reliable plug retention and long service life. Black color coding supports clear circuit identification in precision electrical and electronic applications. Fits all Ø 4 mm sockets for use with safety leads with rigid sleeves. Secures with locking screw (SW 1.5) for a tool-removable, tamper-proof connection.