Used condition; may have wear and age related marks. See pics for condition / what’s included / testing conducted. Siemens 6GK1503-3CB00 SIMATIC NET PROFIBUS OLM/G12 Siemens SIMATIC NET PROFIBUS OLM/G12 optical link module, part 6GK1503-3CB00. Condition: Used industrial surplus item with possible age, storage and cosmetic wear. Untested unless explicitly stated; see photographs for exact condition and included parts. Please match the exact manufacturer part number, model, revision, voltage and configuration shown in the photographs to your application before purchase. Includes x1 Siemens 6GK1503-3CB00 SIMATIC NET PROFIBUS OLM/G12 as photographed.