Siemens 6FX1410-0CX44 Battery Tray

The Siemens 6FX1410-0CX44 Battery Tray is a SINUMERIK 850/880 battery plug-in unit that accepts alkaline 4.5 V batteries in a C-cell configuration to provide a dedicated plug-in power source for the SINUMERIK drive system. This part carries the Siemens catalog number 6FX1410-0CX44 and is described by multiple vendors as a battery plug-in unit for alkaline batteries at 4.5 V. It is marketed for use with SINUMERIK 850/880 controllers, reflecting Siemens’ specification that this accessory is compatible with those SINUMERIK families. The unit is sold by authorized resellers and repair specialists, including BVS Electronics, as a ready-to-install battery tray/accessory that plugs into the relevant module to accommodate alkaline cells. The description consistently notes its purpose as a battery plug-in unit for alkaline batteries 4.5 V (C-CELLS), indicating its intended chemistry and voltage. This accessory is part of the broader SINUMERIK hardware ecosystem for Siemens automation, providing a dedicated form factor that supports easy battery replacement and maintenance within existing SINUMERIK 850/880 configurations.