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Brand: Siemens  
Part No: 6GK7343-1EX21-0XE0  
Type: Communications processor CP 343-1  
System: SIMATIC S7-300  
Condition: New Open Box  
 
Siemens 6GK7343-1EX21-0XE0 is a communications processor CP 343-1 connecting SIMATIC S7-300 to Industrial Ethernet via PROFNET IO Controllers. This module supports ISO, TCP/IP, UDP protocols, S7 communication with fetch/write, SEND/RECEIVE functions, diagnostic add-ons, multicast, SNMP diagnostics, and initialization via LAN, DHCP, and NTP-CPU synchronization.

Siemens 6GK7343-1EX21-0XE0 Communications processor Simatic S7-300 343-1EX21

Name: Siemens 6GK7343-1EX21-0XE0 Communications processor Simatic S7-300 343-1EX21
Brand: Siemens
SKU: 4019169128445

SKU: 4019169128445

€999.00

Quantity

Only 1 left in stock

Shipping & Support

✓ Ships within 24 hours from stock

✓ Express shipping options available at checkout

✓ Worldwide insured shipping via UPS & DHL

✓ Includes 30-day warranty

Photos show the actual item. If multiple units are available, all are identical in condition and specifications.

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We supply industrial automation spare parts including PLCs, HMIs, CPUs, I/O modules, drives, sensors, and control components from leading brands such as Siemens, Beckhoff, Allen-Bradley, Omron, Schneider Electric, Eaton, and more. All parts are available from stock and ready for fast worldwide shipping. Aegean Automation is a trusted supplier of industrial automation components for production systems, machinery, and factory automation worldwide.

This product is used in industrial automation systems to support reliable operation and integration within control and monitoring environments.

It is commonly applied in PLC systems, control panels, and automation processes where stability and long-term performance are required.

Suitable for maintenance, replacement, or expansion of existing industrial automation systems.