Description
Product Overview
The 6GK7343-1CX10-0XE0 CP 343-1 Lean module enables seamless Industrial Ethernet connectivity for SIMATIC S7-300 systems. It supports various communication protocols including TCP/IP, UDP, and S7 server communication, with advanced functions like Fetch/Write and SEND/RECEIVE. Integrated PROFINET IO device with 2-port ERTEC 200 switch allows flexible network topology. Module replacement can be done without a programming device, and SNMP diagnostics and LAN-based initialization simplify deployment and maintenance.
Key Features
Communications processor for S7-300
Supports TCP/IP, UDP, Multicast, SEND/RECEIVE, Fetch/Write
S7 server communication (S7-300)
Integrated PROFINET IO device with 2-port ERTEC 200 switch
Module replacement without PG
SNMP diagnostics and LAN-based initialization
2x RJ45 connections for LAN, 10/100 Mbit/s
Warranty & After-Sales
Factory New Products: 12-month Kairock warranty
Refurbished/Used Products: 3–6 months Kairock warranty
Professional Siemens technical support
Delivery Time
In stock: 3–5 working days
Non-stock/custom orders: Per agreement
Why Choose Kairock
Trusted Chinese trading company with global procurement and supply chain management advantage
100% genuine Siemens communications processors
Expertise in industrial networking and automation solutions
Global shipping with fast and reliable delivery
Serving automation distributors, system integrators, and service providers worldwide
Applications
Industrial Ethernet connectivity for S7-300
PROFINET IO device integration
Process automation and machine networking
Remote monitoring and diagnostics





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