Mitsubishi Electric Corporation A2SHCPU CPU Module

The Mitsubishi Electric MELSEC-A Series A2SHCPU PLC CPU Module is a compact control processor for industrial automation that executes ladder logic and manages machine operations across manufacturing lines, process control systems, material handling equipment, and automated machinery. It offers a program capacity of approximately 14K steps with internal registers and data memory, and provides high-speed instruction processing within the A Series family. The module supports optional communication modules and multiple expansion I/O modules, and is powered via the PLC base unit with rack-mount mounting on the A Series base. It operates from 0°C to 55°C and is designed for reliable performance in demanding environments. The A2SHCPU is commonly used for repair, retrofit, expansion, or replacement of PLC CPU systems, enabling stable operation and seamless integration with I/O modules and control devices in applications such as assembly lines, packaging systems, water treatment facilities, and OEM equipment. Common replacements include A2USHCPU-S1, Q00CPU, and 6ES7215-1AG40-0XB0.