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Siemens 6GK7543-1AX10-0XE0

Name: CP 1543-1 Industrial Ethernet Communications Processor
Brand: Siemens
SKU: 6GK7543-1AX10-0XE0

CP 1543-1 Industrial Ethernet Communications Processor

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Manufacturer catalogue image

Product Description

Lifecycle Status:

The Siemens CP 1543-1 is a robust communications processor designed to connect SIMATIC S7-1500 PLCs to Industrial Ethernet. This versatile device supports multiple communication protocols such as TCP/IP, ISO, UDP, and S7, ensuring secure and reliable networking.

Key Features:

Integrated security features including VPN and firewall

1x RJ45 (10/100/1000 Mbit) port for high-speed connectivity

Web-based diagnostics via S7-1500 CPU

Supports up to 118 connections for open communication

Applications:

Ideal for industrial automation and control systems, the Siemens CP 1543-1 enhances connectivity and security in various industrial environments.

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Payment methods:

Offer details

Offer from:: Trusted supplier — Romania, member since 2023, 1–4 employees
Availability:: On requestLead time: 21 days
Warranty:: Not specified
Condition:: New Surplus

New Surplus - A new, unused, undamaged item without a manufacturer guarantee. The item may come without original packaging or in replacement packaging. If provided, the box may have been opened.

The Seller is responsible for shipping the product and invoicing

Specifications

Brand: Siemens
Transfer Rate: 10 ... 1000 Mbit/s
Number of Interfaces: 1
Type of Electrical Connection: RJ45 port
Type of Voltage: DC
Supply Voltage from Backplane Bus: 15 V
Power Loss: 3.75 W

Available Offers

(13)

Condition	Availability	Supplier	Warranty
Condition New Surplus	Availability On requestLead time: 21 days	Supplier RomaniaTrusted supplier — member since 2023, 1–4 employees	Warranty Not specified
Condition New Surplus	Availability 5 pcs. In-Stock Updated at: 16-09-2026	Supplier United KingdomTrusted supplier — member since 2023	Warranty 12 months
Condition New Factory Sealed	Availability 5 pcs. In-Stock Updated at: 16-09-2026	Supplier CzechiaTrusted supplier — member since 2021, 50–99 employees	Warranty 24 months
Condition New Surplus	Availability 1 pc. In-Stock Updated at: 16-09-2026	Supplier CzechiaTrusted supplier — member since 2021, 50–99 employees	Warranty 24 months
Condition New Factory Sealed	Availability 9 pcs. In-Stock Updated at: 16-09-2026	Supplier PolandTrusted supplier — member since 2022, 20–49 employees	Warranty 12 months
Condition New Factory Sealed	Availability 16 pcs. In-Stock Updated at: 16-09-2026	Supplier PolandTrusted supplier — member since 2023, 50–99 employees	Warranty 24 months

Offer with manufacturer lead time

Directly from the manufacturer - with a confirmed, predictable, and fully transparent delivery time.

Documents

Data Sheet

Datasheet for Siemens 6GK7543-1AX10-0XE0, including specifications and features.

Download Data Sheet

CAD Models

3D CAD model and technical drawings, ready for your design software.

Download CAD Model

Product data updated: 22-08-2026

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