6ES7403-1JA01-0AA0 SIEMENS Exclusive SIMATIC S7-400 ER2 Extension Rack 9-Slot Original Brand New

6ES7403-1JA01-0AA0 SIEMENS Exclusive SIMATIC S7-400 ER2 Extension Rack 9-Slot Original Brand New

The SIEMENS 6ES7403-1JA01-0AA0 is a reliable extension rack (ER2) specifically designed for the SIMATIC S7-400 automation system. Engineered for flexibility and expansion, this rack provides 9 slots dedicated for signal modules, making it the ideal choice for systems requiring additional I/O capacity. Its robust design also supports the installation of redundant power supplies, ensuring enhanced reliability in industrial automation environments.

Overview

Part of the mechanical backbone of the SIMATIC S7-400 and S7-400H systems, the ER2 extension rack offers structural support and seamless electrical integration for automation modules. The design guarantees effective operation by housing the modules securely, providing consistent power supply, and ensuring efficient backplane communication for expanded automation configurations.

• Extension rack ER2 for SIMATIC S7-400/S7-400H with 9 dedicated slots for signal modules
• Supports installation of multiple signal modules with integrated mounting rail
• Allows use of up to two redundant power supply units for increased system reliability
• Pre-installed threaded bolts ensure secure module fixation
• Side cutouts facilitate easy rack mounting within control panels
• Plastic guiding elements for precise module alignment and safe installation
• Integrated backplane bus with plug-in connections for signal and power
• Suitable for expanding existing central control units in industrial applications

Design

• Mounting rail with threaded bolts for reliable module installation
• Plastic guide components for secure and accurate module placement
• Connection points for protective conductors enhance operational safety
• Integrated backplane bus provides stable communication and power distribution
• Supports advanced automation systems requiring expansion with signal modules

Product Link: 6ES7403-1JA01-0AA0

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