
Siemens 6ES7643-7AG22-2KX0
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The Siemens SIMATIC Rack PC 840 V2 is a robust industrial rack-mounted PC designed for demanding automation and control environments. As part of the trusted SIMATIC Rack PC range, this system delivers reliable performance for legacy industrial applications where long-term stability and proven technology are essential.
Equipped with an Intel Celeron processor at 2 GHz and 512 MB DDR SDRAM, the Rack PC 840 V2 supports a wide range of industrial interfaces, including LAN (RJ45), VGA, serial, parallel, PS/2 and multiple USB 2.0 ports. The system offers extensive expandability with 10 slots for PCI and ISA cards, making it suitable for complex control architectures and retrofit projects.
Designed for industrial operation, this rack PC features temperature and fan monitoring, watchdog functionality and a card retainer for enhanced operational security. The integrated 40 GB EIDE hard drive, DVD-ROM/CD‑RW and floppy drive ensure compatibility with existing software and data carriers.
Please note that this product is obsolete and was phased out by Siemens. It is typically used for maintenance, system replacement or expansion of existing SIMATIC installations. Ideal for professionals seeking original Siemens industrial PC hardware for legacy systems.