The Siemens 6GT2803-0BM00 is a spare-part charging/docking station for the SIMATIC RF350M handheld reader. It combines a wide-range power supply with a charging cradle, purpose-built for loading accumulators in the RF350M and enabling communication to a PC via USB and Ethernet.
Power supply and connectivity
The supply accepts 100... 240 VAC and outputs a regulated 24 VDC at 1.25 A. Input connection is a Euro plug with a 1.8 m cable; output to the reader uses a low-voltage female 2-pin connector with 5.5 mm pin spacing.
This part is designated as a spare part and carries a mature lifecycle stage. It remains available through the independent distribution channel but is not a current-production catalog item.
The unit carries cULus listing (file E209833, category 41TJ), covering CSA and UL safety standards for industrial control equipment.