Processor Type:Communication
Model Number:6GK7343-2AH01-0XA0
Manufacturer:Siemens
Operating Range:Industrials
Communication Protocol:AS-Interface (V3.0)
Connection Type:SIMATIC S7-300 and ET200M
Compatibility:AS-Interface
Dimensions (WxHxD):120 x 90 x 35 mm
Weight:0.2 kg
Power Supply:DC 24V
Operating Temperature:-25°C to +60°C
Storage Temperature:-40°C to +85°C
Certifications:CE, UL, CSA
This Communications Processor from Siemens offers unparalleled performance for connecting your SIMATIC S7-300 systems to industrial networks, enhancing data transfer speed and reliability.
Featuring a compact design and robust build quality, the CP 343-2 ensures reliable operation in harsh industrial environments.
Equipped with an integrated 2-port switch ERTEC 200, it provides efficient network connectivity and can replace modules without requiring a Programmable Logic Controller (PLC) or Operator Panel (OP) for initialization.
With support for various communication protocols including TCP/IP, UDP, and PROFINET IO, this processor seamlessly integrates with existing control systems, facilitating smooth operation across diverse automation setups.
Designed for a wide temperature range, from -25°C to +60°C, this product ensures consistent performance regardless of the operational environment.
Backed by Siemens’ commitment to quality and reliability, the CP 343-2 Communication Processor is an essential component for optimizing industrial automation processes.

What are the main features of Siemens Siemens SIMATIC NET CP 343-2 Communications Processor?
Key features include: high-speed processing and real-time response, robust design for harsh industrial environments, easy integration with existing automation systems, advanced diagnostics and monitoring capabilities, and compliance with international industrial standards.
Where is Siemens Siemens SIMATIC NET CP 343-2 Communications Processor commonly used?
The Siemens Siemens SIMATIC NET CP 343-2 Communications Processor is widely used in distributed control systems, process automation, oil and gas refineries, chemical plants, and power generation. It is ideal for factories, plants, and facilities requiring dependable automation control.
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Cost-effective automation solutions from trusted industry experts. This Industrial Power Supply Unit is designed for demanding industrial environments. As a professional supplier of switching power supply and power module, we provide genuine products with competitive pricing and reliable after-sales service.
Our regulated power supply solutions are widely used in process automation and manufacturing environments. Whether you need a replacement part or a complete system upgrade, this dc power supply delivers consistent performance and long service life. We specialize in sourcing hard-to-find and obsolete automation components for legacy systems.
Common Applications:
- Water treatment and wastewater processing
- Pulp and paper manufacturing
- Power generation and energy management
- Data center power management
- Building automation and HVAC control
Key Features & Specifications Highlights:
- Full documentation including datasheets and wiring diagrams
- Modular design for flexible system expansion
- High-speed processing for real-time control applications
- Extended lifecycle with proven reliability in harsh environments
- Wide operating temperature range (-20°C to 60°C)
- Competitive pricing with bulk order discounts available
🔥 Available now for fast delivery | 💯 100% quality tested | 🌍 Worldwide shipping available
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