Phoenix Contact 1598590 The M23 cable connector features a straight design and a screw locking mechanism with 12 positions. It uses a standard direction of rotation and has a socket contact connection type, along with a solder cup. The connector is available for cables with diameters ranging from 7.5 mm to 9.5 mm, has a coding system designated as N, and is currently undergoing a lead-free changeover in compliance with RoHS II regulations, with the option of adding 6c (lead content < 0.1%) available on request in advance.