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Siemens SIMATIC Rack PC 840 with Pentium III 1.26 GHz

Name: Siemens 6ES7643-6HB31-0XX0
Brand: Siemens
SKU: 6ES7643-6HB31-0XX0
Availability: InStock

Siemens SIMATIC Industrial Rack PC 840 with Pentium III processor.

● In Stock 12-Mo Warranty Same-Day Dispatch Ships Worldwide 🎖 Veteran-Owned

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ManufacturerSiemens

Part number6ES7643-6HB31-0XX0

Processor Pentium III 1.26 GHz, 133 MHz FSB, 512 KB SLC

Graphics 16 MB AGP

Memory 512 MB SD-RAM-133

Storage 80 GB EIDE HDD, 1.44 MB Floppy Drive, CD-ROM

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12-month warranty

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Veteran-owned

CAGE: 9NK75

Powerful Pentium III 1.26 GHz processor Extensive expansion slots Robust industrial design for vibration and shock Integrated PROFIBUS/MPI interface High reliability for continuous operation

Product description

The Siemens SIMATIC Rack PC 840, part number 6ES7643-6HB31-0XX0, is an industrial PC designed for demanding control and visualization tasks. It features a 1.26 GHz Pentium III processor with 512 KB SLC, 133 MHz FSB, 16 MB AGP graphics, 10/100 Mbit/s Ethernet, and PROFIBUS/MPI support. The unit includes a watchdog timer, temperature monitoring, and various expansion slots (5 PCI long, 2 PCI/ISA long, 3 ISA long).

This rack PC is suitable for industrial environments requiring a robust computing platform for HMI applications, SCADA systems, and machine control. Its durable construction withstands vibration (0.5 G) and shock (5 G), making it ideal for use in manufacturing plants, process control rooms, and other industrial settings where reliability is key.

Stanlo Automation, a veteran-owned surplus industrial parts supplier, offers this Siemens SIMATIC Rack PC 840. We provide reliable components to ensure your automation systems are efficient and operational. Source your industrial PC needs from Stanlo Automation for quality and value.

Technical specifications

Processor	Pentium III 1.26 GHz, 133 MHz FSB, 512 KB SLC
Graphics	16 MB AGP
Memory	512 MB SD-RAM-133
Storage	80 GB EIDE HDD, 1.44 MB Floppy Drive, CD-ROM
Network	1x 10/100 Mbit/s Ethernet RJ45, PROFIBUS/MPI
Expansion	5x PCI (long), 2x PCI/ISA (long), 3x ISA (long)
Power	110/230V Industrial Power Unit

Common applications

Industrial HMI

SCADA Systems

Machine Control

Process Visualization

Automation Workstations

Data Acquisition

Compatible systems

Siemens SIMATIC HMI/SCADA software, PROFIBUS networks

Also known as

Siemens SIMATIC Industrial PC Rack PC 840 6ES7643 Industrial Computer

Replaces / compatible with

This industrial rack PC is designed to provide robust computing for automation tasks. It can replace older industrial PCs or serve as a powerful workstation for SCADA and HMI applications.

Technical note

Expert tip

The 110/230V industrial power unit with NAMUR ensures stable operation across a wide range of power input conditions.

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Frequently asked questions

What are the storage and memory specifications for the Siemens 6ES7643-6HB31-0XX0 SIMATIC Rack PC 840?

The Siemens 6ES7643-6HB31-0XX0 SIMATIC Rack PC 840 is equipped with an 80 GB EIDE HDD, a 1.44 MB floppy drive, a CD-ROM, and 512 MB of SD-RAM running at 133 MHz.