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  • Siemens Simatic S7-400 Programmable Logic Controller (PLC) Parts
Classic Automation has a large inventory of Siemens Simatic S7-400 Programmable Logic Controller (PLC) Parts. All of our parts and repair services have a 2-year warranty.

A sample of the parts in stock are listed. Visit www.classicautomation.com for the entire parts inventory.
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Item #

Item Name

System

Part Type

Alternate Part Number

Warranty

N/A SM421 Digital Input Module N/A Siemens Simatic S7-400 N/A N/A 6ES7 421-1EL00-0AA0 N/A 2 year
N/A Digital Input Module N/A Siemens Simatic S7-400 N/A SM421 N/A N/A 2 year
N/A SM421 Digital Input Module N/A Siemens Simatic S7-400 N/A N/A 6ES7 421-1FH20-0AA0 N/A 2 year
N/A Common Point Digital Input Module N/A Siemens Simatic S7-400 N/A N/A N/A 2 year
N/A SM422 Digital Output Module N/A Siemens Simatic S7-400 N/A N/A 6ES7 422-1FH00-0AA0 N/A 2 year
N/A Analog Input Module N/A Siemens Simatic S7-400 N/A N/A 6ES7 431-1KF20-0AB0 N/A 2 year
N/A RTD Analog Input Module N/A Siemens Simatic S7-400 N/A N/A N/A 2 year
N/A CP 441-1 Communication Module N/A Siemens Simatic S7-400 N/A CP 441-1 N/A 6ES7 441-1AA04-0AE0 N/A 2 year
N/A CP 441-2 for Point to Point Module N/A Siemens Simatic S7-400 N/A CP 441-2 N/A 6ES7 441-2AA00-0AE0 N/A 2 year
N/A CP 441-2 Communication Processor N/A Siemens Simatic S7-400 N/A N/A N/A 2 year
N/A FM 450-1 Counter Module N/A Siemens Simatic S7-400 N/A N/A N/A 2 year
N/A FM 455C PID Control Module N/A Siemens Simatic S7-400 N/A N/A N/A 2 year
N/A WINAC SLOT 412 Processor Module with PCI N/A Siemens Simatic S7-400 N/A WINAC SLOT 412 CPU 412-2 N/A 6ES7 612-2QH00-0AB4 N/A 2 year
N/A SIMATIC WinAC Slot 416 Module N/A Siemens Simatic S7-400 N/A N/A 6ES7 616-2QL10-0AB4 N/A 2 year
N/A Y-Coupler N/A Siemens Simatic S7-400 N/A N/A N/A 2 year
N/A SIMATIC S7/M7 Cable Point-Point Connect N/A Siemens Simatic S7-400 N/A N/A N/A 2 year
N/A 5 Meter (m) 15-Pole Submin D S7/M7 RS422 Cable N/A Siemens Simatic S7-400 N/A N/A N/A 2 year
N/A IF 960-HF Synchronization Module for S7-400H N/A Siemens Simatic S7-400 N/A IF 960-HF N/A 6ES7 960-1AA00-0XA0 N/A 2 year
N/A CP 443-1 Communication Processor N/A Siemens Simatic S7-400 N/A CP 443-1 N/A N/A 2 year
N/A Single and Double Doors Power Supply N/A Siemens Simatic S7-400 N/A N/A N/A 2 year
N/A 512 Kilobyte (KB) CPU 412-1 MPI/DP Module N/A Siemens Simatic S7-400 N/A N/A N/A 2 year
N/A 2 Megabyte (MB) CPU 414-2 MPI/DP Module N/A Siemens Simatic S7-400 N/A N/A N/A 2 year
N/A 8 Megabyte (MB) CPU 416-2 MPI Profibus Module N/A Siemens Simatic S7-400 N/A N/A N/A 2 year
N/A 16 Megabyte (MB) CPU416-3 PN/DP 3 Interface N/A Siemens Simatic S7-400 N/A N/A N/A 2 year
N/A 16 Megabyte (MB) CPU416-3 PN/DP 3 Interface N/A Siemens Simatic S7-400 N/A N/A N/A 2 year
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