6GK7443-1EX11-0XE0
6GK7443-1EX11-0XE0
6GK7443-1EX11-0XE0
6GK7443-1EX11-0XE0
6GK7443-1EX11-0XE0
6GK7443-1EX11-0XE0
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    Discontinued / Obsolete by OEM
    Apter Power provides quotation, technical documentation, procurement support and Industrial Ethernet system-matching guidance.

6GK7443-1EX11-0XE0

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Siemens 6GK7443-1EX11-0XE0 is a SIMATIC S7-400 CP 443-1 communication processor for Industrial Ethernet networking.
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Technical specifications for 6GK7443-1EX11-0XE0

  • Manufacturer:
    Siemens
  • Part Number:
    6GK7443-1EX11-0XE0
  • Product Family:
    Siemens Simatic S7-400
  • Product Type:
    Industrial Ethernet CP 443-1 Communication Processor
  • Stock:
    1
  • Module designation:
    CP 443-1
  • Controller platform:
    SIMATIC S7-400
  • Network type:
    Industrial Ethernet
  • Interface speed:
    10/100 Mbit/s
  • Network connector:
    RJ45
  • Communication services:
    S7, TCP/IP, ISO-on-TCP and UDP
  • Engineering environment:
    STEP 7 hardware configuration
  • Siemens-listed successor:
    6GK7443-1EX31-0XE0
  • Weight:
    0.915 kg
  • Estimated shipping dimensions:
    29.8x23.3x4.1cm
  • Tariff Code:
    85176200
  • Country of origin:
    Germany
  • Place of shipment:
    Xiamen,Fujian,China
By purchasing this item, you agree to the Terms & Conditions, ApterPower is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All our products come with ApterPower's 1-year warranty.

More Information

Overview Manuals Ethernet Setup System Fit Diagnostics Product Applications

Features:

  • Industrial Ethernet interface: adds network communication services to a SIMATIC S7-400 station.
  • Project-defined connections: IP settings and communication relationships belong to the STEP 7 hardware project.
  • Managed migration path: Siemens lists a later successor for planned modernization.
Connection decision: compare configured S7 connections, open communication services and partner devices.

Network decision: review IP parameters, cabling, link state and switch port before replacing hardware.

Migration decision: retain the archived rack project and confirm successor differences with the application.

Apter Power supports Siemens 6GK7443-1EX11-0XE0 Industrial Ethernet CP 443-1 Communication Processor sourcing with quotations, official documentation and configuration review.
Siemens 6GK7443-1EX11-0XE0 Industrial Ethernet CP 443-1 Communication Processor Manuals,Datasheets,Link
Important Notice: Use the complete 6GK7443-1EX11-0XE0 order number and S7-400 project context in every document request.
  • IP identity: retain the addressing plan used by the commissioned S7-400 station.
  • S7 connections: preserve configured controller and HMI communication relationships from the STEP 7 project.
  • Open services: review TCP, ISO-on-TCP and UDP use before changing the processor execution.
  • Network record: keep partner addresses, port details and segment documentation with the project archive.
  • S7-400 rack context: the processor is engineered as part of a SIMATIC S7-400 hardware configuration.
  • Exact execution: the full 6GK7443-1EX11-0XE0 number distinguishes this CP 443-1 from later versions.
  • Successor boundary: 6GK7443-1EX31-0XE0 is Siemens-listed, but project compatibility still requires comparison.
  • Service continuity: rack slot, project archive and Ethernet settings form one replacement decision.
  • No link indication: investigate the Ethernet segment and connector before attributing the fault to the processor.
  • Partner unreachable: compare IP settings and the configured connection path with the live network.
  • Partial data loss: separate service-specific configuration issues from a complete communication outage.
  • Post-service acceptance: prove every production communication path used by the S7-400 program.
  • S7-400 plant networks: connect the controller to Industrial Ethernet communication partners.
  • HMI and supervisory exchange: support project-defined S7 communication paths within the documented architecture.
  • Open transport communication: use configured TCP, ISO-on-TCP or UDP services where the project specifies them.
  • Legacy system maintenance: retain an exact CP 443-1 identity while a controlled successor migration is prepared.
Description
Built for SIMATIC S7-400 communication tasks, the Siemens 6GK7443-1EX11-0XE0 adds an Industrial Ethernet interface for S7 communication and open transport services. Its CP 443-1 identity belongs with the installed rack, network configuration and archived STEP 7 project.

During network service, 6GK7443-1EX11-0XE0 carries controller data across the Ethernet segment rather than operating as a general unmanaged switch. Port condition, addressing and communication connections therefore influence diagnosis before a processor exchange is considered.

For planned migration, Apter Power can use the full 6GK7443-1EX11-0XE0 identity to support quotation, document matching and a controlled comparison with the Siemens-listed successor. This keeps the purchasing decision tied to the actual S7-400 project instead of a visually similar communication module.
Alternative Names
Siemens 6GK7443-1EX11-0XE0 6GK7443 1EX11 0XE0 6GK74431EX110XE0 6GK7443-1EX11 SIMATIC NET CP 443-1 6GK7443-1EX11-0XE0 CP443-1 6GK7443-1EX11-0XE0 6GK7443-1EX11-OXE0 6GK7443-1EX11-0XEO
Technical notes
The Siemens 6GK7443-1EX11-0XE0 is a CP 443-1 for SIMATIC S7-400 Industrial Ethernet communication, not a standalone network switch. For reliable replacement planning, we recommend comparing configured S7 connections, IP parameters and the archived rack project because Siemens identifies 6GK7443-1EX31-0XE0 as the successor.
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FAQS

The following is a list of questions commonly asked by our customers. Please contact us if you have a question about our process that is not answered below.
Can 6GK7443-1EX11-0XE0 be purchased for an existing SIMATIC S7-400 rack without changing the controller family?
Yes, when the installed project is built around this CP 443-1 execution. The rack record and STEP 7 hardware configuration should accompany the request so the quotation matches the existing Ethernet role.
What should a maintenance engineer review when 6GK7443-1EX11-0XE0 loses communication but the S7-400 CPU remains in run?
Start with link status, IP addressing and the configured S7 connections. These checks separate a network-path issue from a communication-processor fault and help avoid an unnecessary module exchange.
Does the Siemens-listed successor make 6GK7443-1EX11-0XE0 a direct drop-in replacement decision?
Not automatically. Siemens lists 6GK7443-1EX31-0XE0 as successor, but hardware configuration, supported services and project changes still need engineering comparison before migration.
Which project information is most useful when sourcing 6GK7443-1EX11-0XE0 for planned downtime?
The STEP 7 archive, rack slot, Ethernet settings and active communication connections are the most useful records. They allow the requested processor to be reviewed in the context of the real control project.
How should a commissioning team prove 6GK7443-1EX11-0XE0 is communicating correctly after service?
A practical acceptance test confirms link activity, reachable network partners and the S7 data paths used by the machine. This demonstrates restored process communication rather than only electrical power.
Can 6GK7443-1EX11-0XE0 be treated as a general Ethernet switch for adding unrelated devices?
We strongly advise against that assumption because the unit is an S7-400 communication processor with project-defined services. Additional devices should fit the documented automation network design.
What identification should appear on an RFQ for 6GK7443-1EX11-0XE0?
Use the complete order number together with CP 443-1, the S7-400 rack context and the required documentation. This gives Apter Power enough detail to support exact-model quotation and document matching.

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