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SIEMENS 6GK7343-1EX30-0XE0, an Ethernet communication module for SIMATIC S7-300 PLCs, shown in an industrial setting.

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SIEMENS 6GK7343-1EX30-0XE0

by Siemens

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OverviewThe SIEMENS 6GK7343-1EX30-0XE0 is an advanced Ethernet communication module engineered specifically for the SIMATIC S7-300 Programmable Logic Controller (PLC) series. This robust component provides a dependable foundation for high-speed network connectivity in industrial automation environments, seamlessly integrating S7-300 PLCs into modern industrial networks. Supporting both PROFINET and standard Ethernet protocols, it ensures efficient data exchange, thereby enhancing control and monitoring capabilities across your automation infrastructure. Designed for demanding applications, this module offers precision and durability, elevating your system's communication.Key Features Optimized for SIMATIC S7-300: Designed for perfect compatibility and seamless integration with SIMATIC S7-300 PLCs. Dual Network Protocol Support: Supports both PROFINET and standard Ethernet for versatile communication options. High-Speed Data Transmission: Ensures rapid and dependable data exchange, crucial for real-time industrial applications. Robust Industrial Design: Built for resilience in harsh industrial environments, guaranteeing long-term performance and stability. Integrated Diagnostic Functions: Offers advanced fault detection and monitoring for proactive system maintenance. Easy DIN Rail Installation: Simplifies setup and integration into existing control cabinets through straightforward mounting. Enhanced Network Security: Incorporates robust protection features to safeguard industrial network communications. Technical SpecificationsThe SIEMENS 6GK7343-1EX30-0XE0 communication module is a part of the esteemed SIMATIC S7-300 series. It features an Ethernet (RJ45) communication interface, a standard and widely adopted method for network connections. This module supports a comprehensive suite of communication protocols, including PROFINET, TCP/IP, and ISO-on-TCP, ensuring broad compatibility with various industrial systems and devices. Installation is streamlined with its DIN rail mounting type, allowing for quick and secure integration into control panels. It also includes essential protection features, such as network security and diagnostic functions, to maintain the integrity and performance of your automation network.Applications Industrial Automation Systems: Essential for enabling strong Ethernet communication within SIMATIC S7-300 PLC-based automation setups. Factory Production Networks: Ensures smooth and efficient data exchange across automated manufacturing and production lines. Process Control Operations: Integrates various industrial control systems, enhancing efficiency and precise management of processes. Building and Infrastructure Management: Supports networked communication for diverse building automation and infrastructure control scenarios. Remote Monitoring and Control: Facilitates reliable remote access and command over automation processes, optimizing operational oversight. Distributed I/O Systems: Effectively connects and manages distributed input/output devices within an Ethernet network. Why Choose?As a SIEMENS product, the 6GK7343-1EX30-0XE0 delivers unmatched reliability and a proven track record. Its design ensures seamless integration and optimal performance within your existing Siemens ecosystem. With support for PROFINET and standard Ethernet, this module future-proofs your automation system, preparing it for current and future networking demands. High-speed data transmission and robust diagnostics contribute to a more efficient, responsive, and easily maintainable automation system.Order NowEnhance your industrial automation capabilities with the SIEMENS 6GK7343-1EX30-0XE0 Ethernet communication module. Contact us today to secure this essential component for your SIMATIC S7-300 system.FAQWhat S7-300 series PLCs are compatible with this module?The 6GK7343-1EX30-0XE0 is specifically designed for seamless integration and optimal operation with the SIMATIC S7-300 programmable logic controller series.Does this module support both PROFINET and standard Ethernet?Yes, this communication module facilitates communication over both PROFINET and standard Ethernet protocols, offering versatility for various industrial networking requirements.What type of installation is required for the 6GK7343-1EX30-0XE0?This module features easy DIN rail installation, simplifying setup and integration into existing control cabinets.

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PRODUCT DETAILS

SIEMENS 6GK7343-1EX30-0XE0

Overview

This is a genuine Siemens component from the Industrial Networking family. PalmPartsSolution stocks it in new, refurbished, and surplus condition with tested warranty and same-day shipping on in-stock units.

Whether you are sourcing a like-for-like replacement for an existing installation, an emergency spare to keep a line running, or a qualified part for a new build, our team can confirm availability, revision, and lead time before you order.

Key Features

  • Genuine Siemens catalog part
  • Tested before shipment
  • Backed by PalmPartsSolution warranty
  • Cross-reference and revision assistance available
  • Compatible with the broader Siemens automation ecosystem
  • Engineered to integrate inside Industrial Networking installations

Compatibility

When ordering, match the full catalog/part number, hardware revision, and firmware revision called out by your Siemens equipment. Where applicable, confirm:

  • Input/output voltage and current rating
  • Communication protocol and network role
  • Mounting form factor and footprint
  • Operating temperature, humidity, and IP rating
  • Required certifications (UL, CE, ATEX, marine, etc.)

Not sure which revision you need? Send us the catalog number on the nameplate and we will confirm the correct match.

Replacement Information

Three ways to source this part through PalmPartsSolution:

  1. Exact replacement — same Siemens catalog number, new or refurbished, tested and warrantied
  2. Form-fit-function equivalent — alternate revision or build that drops in without code changes
  3. Engineered migration — current-generation Siemens platform with documented conversion notes for the Industrial Networking family

Contact our engineering team if you need help choosing between these tracks.

Technical Specifications

The SIEMENS 6GK7343-1EX30-0XE0 communication module is a part of the esteemed SIMATIC S7-300 series. It features an Ethernet (RJ45) communication interface, a standard and widely adopted method for network connections. This module supports a comprehensive suite of communication protocols, including PROFINET, TCP/IP, and ISO-on-TCP, ensuring broad compatibility with various industrial systems and devices. Installation is streamlined with its DIN rail mounting type, allowing for quick and secure integration into control panels. It also includes essential protection features, such as network security and diagnostic functions, to maintain the integrity and performance of your automation network.

Applications

  • Industrial Automation Systems: Essential for enabling strong Ethernet communication within SIMATIC S7-300 PLC-based automation setups.
  • Factory Production Networks: Ensures smooth and efficient data exchange across automated manufacturing and production lines.
  • Process Control Operations: Integrates various industrial control systems, enhancing efficiency and precise management of processes.
  • Building and Infrastructure Management: Supports networked communication for diverse building automation and infrastructure control scenarios.
  • Remote Monitoring and Control: Facilitates reliable remote access and command over automation processes, optimizing operational oversight.
  • Distributed I/O Systems: Effectively connects and manages distributed input/output devices within an Ethernet network.

Why Choose the 6GK7343-1EX30-0XE0?

As a SIEMENS product, the 6GK7343-1EX30-0XE0 delivers unmatched reliability and a proven track record. Its design ensures seamless integration and optimal performance within your existing Siemens ecosystem. With support for PROFINET and standard Ethernet, this module future-proofs your automation system, preparing it for current and future networking demands. High-speed data transmission and robust diagnostics contribute to a more efficient, responsive, and easily maintainable automation system.

Availability & Shipping

  • In stock: 6GK7343-1EX30-0XE0 ready for immediate dispatch from our Florida warehouse.
  • Free USA shipping: FedEx Priority (2–5 business days) and UPS Ground (3–5 business days). Expedited options available at checkout.
  • Worldwide delivery: FedEx International Priority (1–5 days), UPS International Priority (3–5 days), and USPS International (5–10 days) — rates calculated at checkout.
  • Bulk pricing: Volume discounts on request — contact our sales team for quantity quotes.
  • Buy with confidence: Every 6GK7343-1EX30-0XE0 ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — Siemens

The 6GK7343-1EX30-0XE0 is specifically designed for seamless integration and optimal operation with the SIMATIC S7-300 programmable logic controller series.

Machine down? We ship parts the same day.

New, surplus, and refurbished Siemens inventory in stock. Request a quote or speak directly with an automation specialist for emergency sourcing.

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Independent Supplier Notice

PALM Parts Solution operates as an independent industrial automation supplier and is not an authorized distributor or affiliate of any listed manufacturer or brand name. Manufacturer trademarks and product names are used solely for identification purposes. Original manufacturer warranties do not apply. All products sold by PALM Parts are backed by our own 1-year warranty.

Product Condition & Firmware

All products are sold as new unless stated otherwise. Original manufacturer packaging may show signs of handling, storage, or shelf wear. Date codes and series may vary from current factory production. PALM Parts does not guarantee the presence, version, or compatibility of any firmware on PLC or automation products.

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