Siemens
- Available:
- 1 pc.In-StockUpdated at: 28-08-2026
- Offer from:
Trusted supplier — Germany, member since 2024
- Warranty:
- 24 months
Meet global industrial automation leaders at ANEXPO 2027| Learn More
Need more information?
The CP 343-2 serves as a communications processor designed for the integration of SIMATIC S7-300 and ET 200M with AS-Interface, adhering to the AS-Interface Specification V3.0. It facilitates a maximum of 496 inputs and 496 outputs for AS-Interface, enabling the connection of up to 62 devices.
This module operates with a power loss of 4W and is powered through the backplane bus, supporting a voltage supply of up to 30V. The device features a protection class of IP20 and is constructed for installation on an S7 mounting rail, fitting within the S7-300 modular system.
Notably, it supports redundancy features when paired with a redundant IM153 configuration and includes galvanic isolation. The status of the device can be monitored via LED indicators, while configuration can be performed using a pushbutton or through STEP7 command interfaces. The CP 343-2 does not support web-based management or diagnostics via email.
Environmental conditions for operation allow a temperature range of 0 to 60°C when mounted horizontally and 0 to 40°C vertically, with a storage and transport temperature range of -40 to +70°C. The module is designed to operate at altitudes up to 2000 meters and withstands relative humidity levels of up to 95% at 25°C.
Siemens
Siemens
Siemens
Register now to explore 36 mln offers from verified suppliers worldwide.Including 11 more offers for this product.
Datasheet for Siemens 6GK7343-2AH01-0XA0, including specifications and features.
3D CAD model and technical drawings, ready for your design software.

Get real-time analytics and market data to optimize your purchasing decisions for this component and similar products