eBay Brand new factory sealed Siemens 6ES7 135-4GB01-0AB0 SIMATIC S7 DP Electronic Module for ET 200S Distributed I/O System, (2) Analog Current Outputs, +/-20mA (13-Bit + Sign Bit), 4-20mA (13-Bit), 15 mm Width, Cycle Time 1ms, with LED SF (Group Fault), Single Unit