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Classic Automation has a large inventory of Siemens Simatic S7-400 Parts. All of our Siemens Simatic S7-400 parts come with a 2-Year Warranty.
  • Large In-House Inventory.
  • Control Systems Experts.
  • Extensive Test Systems.
  • World Wide Shipping.
Unit of Measure

Specifications

Manufacturer

 N/A Siemens

System

 N/A Siemens Simatic S7-400

Additional Information

 N/A SM 421 Digital Input Module, 32 points, 24 VDC, 6ES7421-1BL00-0AA0

Part Type

 N/A SM 421

Alternate Part Number

 N/A 6ES7 421-1BL00-0AA0

Warranty

 N/A 2 year