SIEMENS SIMATIC Communication processor CP 1543SP-1 Bangladesh. Mlfb-6GK7543-6WX00-0XE0 price

The Siemens 6GK7543-6WX00-0XE0 is the CP 1543SP-1, an Industrial Ethernet communications processor for SIMATIC S7-ET 200SP systems. In addition to open Industrial Ethernet communication, it provides security functions including firewall and VPN capabilities. The module supports TCP/IP, ISO-on-TCP and UDP, PG/OP communication, S7 routing, IP broadcast/multicast, SNMPV1/V3, DHCP, secure email, IPv4/IPv6 and SINEMA Remote Connect with autoconfiguration. Industrial Ethernet communication operates at 10–100 Mbit/s through an ET 200SP Bus Adapter and integrated switch. The module operates from 24 V DC within a 19.2–28.8 V range, has 6 W power loss and IP20 protection, and supports 35 mm DIN-rail mounting. Dimensions are 60 × 117 × 74 mm with approximately 0.18 kg net weight.

2. Technical Specification

Specification	Details
Manufacturer	Siemens
Product Code	6GK7543-6WX00-0XE0
Product Family	CP 1543SP-1
Product Type	Communications processor
Industrial Ethernet Interfaces	1
Transfer Rate	10–100 Mbit/s
Electrical Connections	2
Connection	ET 200SP Bus Adapter; RJ45, FC, SCRJ
Supply Voltage	24 V DC; 19.2–28.8 V
Power Loss	6 W
Protection Rating	IP20
Dimensions	60 × 117 × 74 mm
Weight	Approx. 0.18 kg
Mounting	35 mm DIN rail
Security	Firewall and VPN functions

3. Key Features

• CP 1543SP-1 Industrial Ethernet communications processor.
• 10–100 Mbit/s Ethernet transfer rate.
• ET 200SP Bus Adapter connection.
• Integrated switch.
• Open IE communication using TCP/IP, ISO-on-TCP and UDP.
• Firewall security function.
• VPN functionality.
• SNMPV1/V3 support.
• DHCP and secure email support.
• IPv4/IPv6 support.
• SINEMA Remote Connect autoconfiguration support.
• S7 routing and web-based diagnostics capabilities.

4. Typical Application

• Secure Industrial Ethernet networking.
• ET 200SP distributed automation.
• Machine and factory networks.
• Remote-access architectures.
• Secure communication between automation systems.
• Industrial network segmentation and communication.

5. Product Highlights

The CP 1543SP-1 extends ET 200SP communication with network-security functionality. Its Industrial Ethernet interface, firewall, VPN, network-management protocols and remote-connect support make it suitable for automation networks where both communication and security functions are required.

6. Important Ordering & Installation Information

The exact article number is 6GK7543-6WX00-0XE0. The Industrial Ethernet connection requires an ET 200SP Bus Adapter. Siemens specifies 24 V DC supply, 19.2–28.8 V operating range, IP20 protection and 35 mm DIN-rail mounting. Firmware security status must be checked before deployment; Siemens security advisories identify versions below V2.4.24 as affected by a published vulnerability and recommend V2.4.24 or later.

Always follow the manufacturer's official installation, wiring, commissioning and safety instructions.

7. Why Choose Siemens 6GK7543-6WX00-0XE0 CP 1543SP-1?

The CP 1543SP-1 is suitable for ET 200SP systems where Industrial Ethernet connectivity needs to be combined with network-security functions. Its firewall and VPN capabilities, together with standard Siemens communication and network-management functions, provide a defined communication platform for secured industrial networks.

8. Product Summary

The Siemens 6GK7543-6WX00-0XE0 CP 1543SP-1 is an Industrial Ethernet communications processor for SIMATIC ET 200SP. It provides 10–100 Mbit/s Ethernet communication and supports TCP/IP, ISO-on-TCP, UDP, S7 routing, SNMPV1/V3, DHCP, secure email and IPv4/IPv6. Security functionality includes firewall and VPN capabilities. The module operates at 24 V DC within a 19.2–28.8 V range and uses an ET 200SP Bus Adapter. With IP20 protection and 35 mm DIN-rail mounting, it is designed for control-panel industrial networking applications.

Product Code: 6GK7543-6WX00-0XE0
Manufacturer: Siemens
Product Family: CP 1543SP-1
Product Type: Communications processor