The 2903779 is a VARIOFACE interface module designed to connect a 15-position male D-SUB pin strip to field-level wiring. It utilizes convenient push-in connections that accept conductor cross-sections from 26 to 14 AWG. The module operates with a nominal voltage of 25 V AC or 60 V DC and supports a maximum permissible current of 2 A per branch. It is built for reliability within an ambient operating temperature range of -20 °C to 50 °C. This compact unit is designed for mounting on NS 35 DIN rails, providing a space-saving and efficient wiring solution for control systems.