Siemens 6GK7343-1EX20-0XE0 Ethernet CP – Obsolete SIMATIC NET Spare Part

Name: Siemens 6GK7343-1EX20-0XE0 Ethernet CP – Obsolete SIMATIC NET Spare Part
Brand: Siemens

Model: 6GK7343-1EX20-0XE0

Brand Siemens

Series SIMATIC NET

Model 6GK7343-1EX20-0XE0

RFQ-ready model route Obsolete and surplus sourcing Export follow-up by model list

Product Overview

Commercial availability is handled through direct RFQ, model verification and export-oriented follow-up rather than public cart checkout.

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Datasheet Preview

Use attached product manuals when available. If the manual is not public yet, request the full file directly through RFQ.

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Commercial Path

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Technical Dossier

Product Details And Specifications

Siemens 6GK7343-1EX20-0XE0 Ethernet CP – Obsolete SIMATIC NET Spare Part

RFQ support for obsolete parts: Send the model number, required quantity and destination so DriveKNMS can confirm sourcing options before quotation.

Technical Specifications

Part Number	6GK7343-1EX20-0XE0
Product Family	SIMATIC NET CP 343-1 EX Advanced
Manufacturer	Siemens AG
Country of Origin	Germany
Compatible PLC Platform	SIMATIC S7-300
Communication Standard	Industrial Ethernet (ISO / TCP/IP)
Interface	RJ45 (10/100 Mbit/s)
Protocols Supported	S7 communication, FETCH/WRITE, ISO-on-TCP, UDP, SNMP
Supply Voltage	DC 24 V (via S7-300 backplane bus)
Discontinuation Status	Officially discontinued by Siemens. No longer available through standard distribution channels.
Condition Available	New surplus / Professionally refurbished

Solving the Discontinued Hardware Crisis

How to extend your S7-300 system life by 5–10 years without a platform migration:

Condition & Reliability Assurance

Discontinued hardware sourced from the secondary market carries inherent risk. DriveKNMS applies a structured 5-step qualification process to every unit before it is offered for sale.

Step 1 – Visual and mechanical inspection: Full external examination for physical damage, pin corrosion, connector wear, and label integrity. Units with compromised housings are rejected at this stage.
Step 2 – Electrolytic capacitor assessment: Aged electrolytic capacitors are the primary failure mode in legacy communication modules. Each unit is assessed for capacitor condition; units showing signs of electrolyte leakage or bulging are disqualified.
Step 3 – Firmware version verification: The installed firmware version is documented and cross-referenced against known compatibility matrices for S7-300 CPU generations. Firmware version is disclosed to the buyer prior to shipment.
Step 4 – Functional power-on test: The module is powered and tested for correct initialization and communication response under controlled bench conditions.
Step 5 – Anti-static packaging and documentation: Units are packaged in ESD-safe materials with a condition report. Traceability documentation is included where available.

Key Features for System Maintenance

How do I confirm the unit is genuine and not counterfeit?
All units sourced by DriveKNMS are inspected for label authenticity, PCB markings, and component consistency. We do not source from unverified brokers. Buyers may request pre-shipment photographs and, where available, original packaging documentation.

Can you source other S7-300 components?
Yes. DriveKNMS specializes in obsolete and hard-to-find Siemens SIMATIC components. Contact us with your full BOM for a consolidated sourcing assessment.

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