Siemens 6ES7321-1BL00-0AA0 SIMATIC S7-300 SM 321 32-Point 24 VDC Digital Input Module

$0.00

Siemens 6ES7321-1BL00-0AA0 is a simatic s7-300 sm 321 32-point 24 vdc digital input module in the S7-300 SM 321 family. This exact manufacturer part number helps maintenance, engineering and industrial purchasing teams locate matching replacement parts, including legacy equipment spares. The image is a general Corwin Solutions manufacturer collage, not a photograph of this exact model.

Product details and specifications

  • Manufacturer: Siemens
  • Manufacturer part number: 6ES7321-1BL00-0AA0
  • Product family: S7-300 SM 321
  • Lifecycle note: Legacy spare-part / lifecycle verify; verify current manufacturer status at quotation.
  • 32 isolated digital input channels
  • 24 V DC rated input
  • 40-pin front connector
  • Channels electrically isolated in groups of 16
  • Designed for S7-300 modular I/O

Common applications: Legacy S7-300 rack repairs, replacement input modules, machine controls and process equipment.

Ordering and compatibility: Confirm rack and slot compatibility, 40-pin front connector, wiring, and STEP 7 hardware configuration. Verify the complete nameplate and any series, hardware revision or firmware requirements. Similar-looking units are not necessarily interchangeable.

Industrial sourcing: Corwin Solutions helps buyers request exact-model industrial MRO and automation equipment, including current, legacy and discontinued references. Product condition, availability, manufacturer support status, lead time and quoted pricing are subject to sourcing confirmation. This listing does not claim stocked inventory or manufacturer authorization.

Request a quote: Provide quantity, required condition (new surplus, refurbished or used where acceptable), shipping destination, delivery deadline and existing-unit label photos when possible.

Siemens 6ES7321-1BL00-0AA0 is a simatic s7-300 sm 321 32-point 24 vdc digital input module in the S7-300 SM 321 family. This exact manufacturer part number helps maintenance, engineering and industrial purchasing teams locate matching replacement parts, including legacy equipment spares. The image is a general Corwin Solutions manufacturer collage, not a photograph of this exact model.

Product details and specifications

  • Manufacturer: Siemens
  • Manufacturer part number: 6ES7321-1BL00-0AA0
  • Product family: S7-300 SM 321
  • Lifecycle note: Legacy spare-part / lifecycle verify; verify current manufacturer status at quotation.
  • 32 isolated digital input channels
  • 24 V DC rated input
  • 40-pin front connector
  • Channels electrically isolated in groups of 16
  • Designed for S7-300 modular I/O

Common applications: Legacy S7-300 rack repairs, replacement input modules, machine controls and process equipment.

Ordering and compatibility: Confirm rack and slot compatibility, 40-pin front connector, wiring, and STEP 7 hardware configuration. Verify the complete nameplate and any series, hardware revision or firmware requirements. Similar-looking units are not necessarily interchangeable.

Industrial sourcing: Corwin Solutions helps buyers request exact-model industrial MRO and automation equipment, including current, legacy and discontinued references. Product condition, availability, manufacturer support status, lead time and quoted pricing are subject to sourcing confirmation. This listing does not claim stocked inventory or manufacturer authorization.

Request a quote: Provide quantity, required condition (new surplus, refurbished or used where acceptable), shipping destination, delivery deadline and existing-unit label photos when possible.