Siemens A5E30947477-H3 Industrial Power Supply

The Siemens A5E30947477-H3 PCU50 power supply delivers 24 V DC power for SINUMERIK CNC control systems, providing up to 240 W (approximately 5–10 A) to support industrial PCs, HMIs, and operator panels in CNC machines. This 100–240 V AC input unit operates at 50/60 Hz and includes overload, short‑circuit, and overvoltage protection, with cooling that is either passive or fan‑assisted to maintain reliability in demanding manufacturing environments. Mounting can be panel or integrated, it is rated IP20 and specified to operate from 0°C to 50°C, making it suitable for installation in CNC machines, production lines, and Siemens PCU50 operator panels. Common replacements include Siemens A5E30947477-H2, Siemens A5E30947477-H4, and the 6EP1333-3BA00 power supply.