Siemens Power Supply A5E42873963

The part number A5E42873963 refers to a Siemens SIMATIC Industrial PC (IPC) spare part: a power supply unit. 

Specification:

• Input Voltage: 100-240 V AC (Alternating Current).
• Power Output: 150 W (Watts).
• Revision: Rev. A2.
• Weight: Approximately 0.65 kg (1.434 lbs). 

This power supply is a crucial component for maintaining the reliable operation of the specified Siemens SIMATIC IPC systems.