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Marvo Part ID: MV-2C41

£211.86 (ex. VAT)


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Specification Description
Part Number 6GK7343-1GX20-0XE0
Alternative Part Number 6GK73431GX200XE0
Manufacturer Siemens
Category Process Control
Communication Speed 10/100 Mbit/s
Connection Type RJ45
Suitable for SIMATIC S7-300 CPU
Communication Protocols TCP/IP, UDP, S7 communication, fetch/write, SEND/RECEIVE, Multicast
Features HTML Diagnostics, FTP client, PBK, NTP-CPU Sync, SNMP, DHCP, Email, WWW
End of Life Status Discontinued, contact Siemens for successor product
Commodity Code 851762
Special Functions Supports RFC 1006, Multicast, HTML diagnostics, FTP client, PBK, NTP-CPU Sync, SNMP, DHCP, Email
Network Integration Industrial Ethernet connection via TCP/IP and UDP
Diagnostics Capabilities HTML-based diagnostics
Time Synchronisation NTP-CPU Sync
Email and Web Services Email, WWW
Configuration Via STEP 7 software

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We accept card payments from all major credit, debit and Mastercard providers including Visa, American Express, Western Union, Paypal and bank transfers. Before you complete an order you will be prompted to input your payment details, at which point you can enter the relevant card information you wish to use for your transaction. If you are experiencing issues with your payment method then you can contact our team via email here. From there, you will be directed to the most relevant resource or person to help you complete your payment, get your order processed and ensure that your parts are on the way to your delivery address.


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Marvo provides a full 12-month warranty on all products, whatever the condition. For your peace of mind, all parts are ‘Marvo Approved’ which means that they have been tested and checked to ensure that they are in working condition. If you are unhappy with the part(s) you received and would like to request a return, you can do so by completing our quick and easy online form. Once we have received your Returns Request, a member of the team will be in touch to discuss this further with you. You can read more about our warranty policy here.


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6GK7343-1GX20-0XE0 Product Description

The Siemens 6GK7343-1GX20-0XE0 is a high-performance communications processor designed for the SIMATIC S7-300 series of CPUs, facilitating seamless integration with Industrial Ethernet. This processor enables robust connectivity through TCP/IP and UDP protocols, ensuring efficient S7 communication, fetch/write operations, and SEND/RECEIVE functions, both with and without RFC1006 support. It also supports Multicast, HTML Diagnostics, and FTP client services.

With its advanced capabilities, the 6GK7343-1GX20-0XE0 enhances system functionality by enabling PBK, NTP-CPU Synchronisation, SNMP, DHCP, Email, and WWW services. The unit boasts a 10/100 Mbit/s Ethernet connection via an RJ45 port, catering to a wide range of industrial communication requirements.

This communications processor is a testament to Siemens' commitment to providing state-of-the-art automation components that are essential for modern industrial applications. Its robust design and versatile features make it an excellent choice for professionals seeking to optimise their control systems for better performance and reliability.

Frequently Asked Questions

What is the function of this communications processor?

The communications processor is designed to connect a SIMATIC S7-300 CPU to Industrial Ethernet, enabling communication via TCP/IP and UDP protocols. It supports various functions such as S7 communication, fetch/write operations, SEND/RECEIVE commands, Multicast, and HTML Diagnostics, among others.

Can this processor be used for internet-based services?

Yes, the processor supports internet-based services such as FTP client, NTP-CPU Synchronisation, SNMP, DHCP, Email, and WWW, allowing for versatile networking and communication capabilities.

What type of network connection does this processor support?

The processor supports a 10/100 Mbit/s Ethernet connection through an RJ45 interface, providing flexibility for integration into various network environments.

Is this processor suitable for real-time applications?

Yes, the processor is suitable for real-time applications as it supports S7 communication and has the capability to synchronise with NTP (Network Time Protocol), ensuring accurate timing for critical tasks.

What diagnostic capabilities does the processor have?

The processor features HTML Diagnostics, which allows for easy monitoring and troubleshooting of network communication through a web interface.

Can the processor handle multiple communication tasks simultaneously?

Yes, the processor is capable of handling multiple communication tasks simultaneously, such as data exchange via SEND/RECEIVE and fetch/write operations, as well as supporting Multicast communication.

Is there a successor product for this processor?

As the 6GK7343-1GX20-0XE0 has reached the end of its life-cycle, it is discontinued. For information on successor products, it is recommended to contact a sales partner for the most current solutions.

How does the processor integrate with other automation components?

The processor integrates seamlessly with other automation components in the SIMATIC S7-300 range, providing a cohesive and efficient networking solution for industrial automation systems.

Does the processor support secure communication protocols?

While the processor supports a range of communication protocols, for specific information on secure communication capabilities, it is advisable to refer to the detailed specifications or contact a sales partner.

What are the configuration requirements for this processor?

Configuration of the processor typically requires knowledge of Industrial Ethernet networking and the SIMATIC S7-300 environment. It is configured using appropriate Siemens software tools.