Mitsubishi Electric AIS55B 5-Slots I/O Base Unit

Mitsubishi Electric A1S55B is a 5-slot I/O base unit designed for the MELSEC-AnS series programmable logic controllers. It serves as the mounting rack and backplane, providing power and communication to I/O and special function modules. Manufactured in Japan. Technical Specifications: Manufacturer: Mitsubishi Electric Model: A1S55B Series: MELSEC-AnS Type: I/O Base Unit (Rack) Number of Slots: 5 slots for I/O or special function modules Bus System: Backplane bus for data and power distribution Power Supply: Requires separate power supply module (mounted to the rack) I/O Capacity: Supports digital/analog I/O, communication, and special modules depending on configuration Connectors: Edge connectors for module insertion, system bus connector for expansion Mounting: Panel mount Operating Temperature: 0–55°C Storage Temperature: -20–60°C Humidity: 5–95% RH, non-condensing Construction: Rigid industrial-grade frame with PCB backplane Applications: Machine automation, process control, robotics, and factory systems requiring modular PLC expansion Country of Manufacture: Japan Please review pictures carefully and let us know if you have any questions!