• Siemens SIMATIC S7-1200 G2 CM 1241 / CB 1241 Serial Communication
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Siemens SIMATIC S7-1200 G2 CM 1241 / CB 1241 Serial Communication

Siemens SIMATIC S7-1200 G2 CM 1241 / CB 1241 Serial Communication

Serial point-to-point communication for S7-1200 G2: CM 1241 module (RS232/422/485) and CB 1241 RS485 communication board.

Key features

  • CM 1241 communication module with RS232/422/485 interface
  • CB 1241 communication board with RS485 interface, plugs into the CPU
  • Push-in terminal block connection
  • SIPLUS CM 1241 version with conformal coating for harsh environments

Specifications

Series SIMATIC S7-1200 G2
Connection Push-in terminal block
Source Siemens Catalog ST 70 · 2026, p. 491-499
6ES7241-1EA50-0XB0 Type: CM 1241 communication module | Interface: RS232/422/485 | Version: Standard
6ES7241-1CA50-0XB0 Type: CB 1241 communication board | Interface: RS485 | Version: Standard
6AG1241-1EA50-7XB0 Type: SIPLUS CM 1241 communication module | Interface: RS232/422/485 | Version: Conformal coating
PLC Communication ModulesSiemens
3 product codes available in this family
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Siemens SIMATIC S7-1200 G2 CM 1241 / CB 1241 Serial Communication

Brand Siemens·PLC Communication Modules

Available part numbers (3)

6ES7241-1EA50-0XB0, 6ES7241-1CA50-0XB0, 6AG1241-1EA50-7XB0

How to order

Send the Siemens part numbers and quantities through our RFQ form or to info@prosourcemro.com. We confirm price, availability and lead time within 1 business day — no account needed.

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Product codes & specifications
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Product codeSpec
6ES7241-1EA50-0XB0Type: CM 1241 communication module | Interface: RS232/422/485 | Version: Standard
6ES7241-1CA50-0XB0Type: CB 1241 communication board | Interface: RS485 | Version: Standard
6AG1241-1EA50-7XB0Type: SIPLUS CM 1241 communication module | Interface: RS232/422/485 | Version: Conformal coating

Need a different model, or a part not listed here? Send us your parts list →

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