Siemens

Siemens Simatic S7 NET 6GK7443-1EX41-0XE0 Communications Processor

SKU 6GK7443-1EX41-0XE0

In stock
  • 12-month warranty
  • Free returns within 30 days

  • Manufacturer: Siemens

  • Product No.: 6GK7443-1EX41-0XE0

  • Country of origin:Germany

  • Product Type: CoMMunication Modules

  • Barcode: 85176200

  • Payment: T/T, Western Union

  • Weight: 850g

  • Dimensions: 2.50cm x 29.00cm x 21.00cm

  • Shipping port: Xiamen

  • Warranty: 12 months

Description

The Siemens Simatic S7 NET 6GK7443-1EX41-0XE0 is a CP 443-1 Advanced communications processor designed to connect SIMATIC S7-400 central processing units to Industrial Ethernet networks. This processor supports a comprehensive suite of industrial protocols, including PROFINET IO controller functionality, PROFINET CBA, ISO, TCP/IP, UDP, S7 communication, and SEND/RECEIVE services. Equipped with an integrated 4-port RJ45 switch supporting 10/100 Mbit/s transmission rates, the 6GK7443-1EX41-0XE0 also provides advanced web diagnostics, FTP client/server capabilities, SNMP, DHCP, and email notification functions. Classified under an obsolete lifecycle status, this processor remains an essential high-performance component for maintaining and upgrading legacy S7-400 automation networks.

Features

  • Communications processor CP 443-1 Advanced for SIMATIC S7-400 CPUs
  • Integrated 4-port RJ45 switch supporting 10/100 Mbit/s Industrial Ethernet connections
  • Supports PROFINET IO controller, PROFINET CBA, ISO, TCP/IP, UDP, and S7 communication protocols
  • Built-in web server capabilities, HTML diagnostics, FTP client/server, and email notifications
  • Obsolete lifecycle status supporting critical legacy S7-400 network architecture maintenance

Applications

  • SIMATIC S7-400 plant-wide Industrial Ethernet network integration
  • Distributed control system data exchange and S7 routing
  • Remote plant monitoring and web-based diagnostics via HTML
  • Legacy S7-400 automation network retrofits and expansion

Technical Specifications

Specification Value
Manufacturer Siemens
Brands Siemens
Range Simatic S7
Subrange NET
Model / Part Number 6GK7443-1EX41-0XE0
Module Type Communications Processor (CP 443-1 Advanced)
Interface Ports 4 x RJ45 Switch Connections
Communication Speed 10 / 100 Mbit/s
Supported Protocols PROFINET IO, PROFINET CBA, TCP/IP, UDP, S7 Communication, ISO, FTP, SNMP, DHCP
PLM Product Phase Obsolete
Dimensions 2.50 x 29.00 x 21.00 cm
Weight 0.85 kg
Commodity Code 85176200
Export Control Regulations (ECCN) N

Installation Guidelines

  • Disconnect all rack power supplies completely before inserting or removing the communications processor from the S7-400 backplane.
  • Handle the module using proper electrostatic discharge (ESD) precautions to safeguard internal electronic circuitry.
  • Secure the module firmly into the designated rack slot and tighten fastening screws to ensure reliable backplane bus connection.
  • Connect Industrial Ethernet cables to the RJ45 ports using proper shielding and routing practices away from high-voltage power lines.

FAQ

What is the primary function of the 6GK7443-1EX41-0XE0 processor?
It serves as a CP 443-1 Advanced communications processor connecting SIMATIC S7-400 CPUs to Industrial Ethernet networks.

How many Ethernet ports does the module feature?
It features an integrated 4-port RJ45 switch supporting 10/100 Mbit/s communication.

What communication protocols are supported by this communications processor?
It supports PROFINET IO, PROFINET CBA, TCP/IP, UDP, S7 communication, ISO, FTP, SNMP, and email functions.

View all FAQs →

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  • 30-Day Guarantee: Returns accepted for in-stock products in original, factory-sealed packaging.
  • 12-Month Warranty: Every industrial component is backed by our technical warranty.
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Global Express Shipping

  • Standard Delivery: 4-6 Business Days via DHL, FedEx, and UPS.
  • Express Dispatch: Same-day dispatch for in-stock orders placed before 2:00 PM (GMT+8).
  • Worldwide Coverage: Serving over 150 countries, including rapid delivery to Saudi Arabia and UAE.

Returns & Warranty

  • 30-Day Guarantee: Returns accepted for in-stock products in original, factory-sealed packaging.
  • 12-Month Warranty: Every industrial component is backed by our professional technical warranty.

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TECHNICAL SPECIFICATIONS

Color pattern
Greyish White
Country of origin
Germany
Power source
DC Power

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