Sales of Siemens module 6ES5185-3UA13 Siemens communication module
SIMATIC S5, Expansion unit EG 185U, 21 slots, with power supply 120/230;5V AC;18A with fan, without battery and Manual SIMATIC S5, EG 185U EXPANSION UNIT, 21 SLOTS, WTH PS 120/230V AC; 5V, 18A, WITH FAN, W/O BATTERY AND MANUAL