Siemens S5-100U CPU 100 PLC Bundle Power Supply, Bus, Digital/Relay I/O Modules

This lot contains a complete bundle of tested Siemens SIMATIC S5-100U industrial PLC modules in full working, used condition, ready for integration or spares in control panels and automation systems. All units have been checked for basic functionality before removal and show standard signs of previous installation.

Brand: Siemens
System: SIMATIC S5-100U PLC
Included Modules:

• 1x CPU 100 (S5-100U, 6ES5 100-8MA01 or -8MA02)

• 1x Power Supply (likely 6ES5 955-3WA41, 24V DC input/output)

• 2x Bus Modules (6ES5 700-8MA11)

• 2x Digital Input modules (8x24VDC, 6ES5 421-8MA12)

• 1x Digital Output module (8x24VDC/0.5A, 6ES5 441-8MA11)

• 1x Relay Output module (4x 250VDC/230VAC, 6ES5 452-8MR11)

Key Features:

• Complete PLC hardware bundle for S5-100U vintage Siemens automation

• Ideal for repair, maintenance, spare parts stock, or restoration of legacy industrial systems

• Components are all genuine Siemens, made in Germany

• Modules include screw terminal blocks, EEPROM backup for CPU, and diagnostic indicators as shown

Background/Collector Info:
Siemens S5 PLC controllers are iconic legacy automation hardware, still in use worldwide in specialist machinery and industrial process lines. Stocking tested originals can save costly downtime and provide necessary parts for repair, training, or collector restoration.

What’s Included:

• All modules as listed and pictured (no cables, manuals, or additional accessories included)