Front connector for SIMATIC S7-300 20-pin (6ES7392-1AJ00-0AA0) with 20 individual wires AWG 20, individual wires UL / CSA AWM Style 1007/1569 FT2 TR64 screw version PU = 1 piece L = 3.2 m The pre-assembled 20-pin front connector with 20 individual wires of type UL/CSA approved, conductor cross-section 0.5 mm², with a length of 3.2 m in screw version is intended for connection to a digital I/O module of the SIMATIC S7-300. This is plugged into the module to be wired instead of the front connector. This allows the signals of the digital I/O module to be easily connected to the elements to be wired via the numbered individual wires. This front connector with individual wires is part of the flexible SIMATIC TOP connect connection for the fastest and safest system cabling. In addition to 50% less wiring effort, sources of error in the cabling can be significantly reduced.