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Siemens SIMATIC Rack PC 840 V2 Industrial Computer

Name: Siemens 6ES7643-7AA21-0KX0
Brand: Siemens
SKU: 6ES7643-7AA21-0KX0
Availability: InStock

Siemens SIMATIC Rack PC 840 V2 with Celeron 2GHz, 512MB RAM, 40GB HDD, Win XP Prof.

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

In Stock — Ready to Ship

ManufacturerSiemens

Part number6ES7643-7AA21-0KX0

Processor Celeron 2 GHz

FSB 400 MHz

Memory 512 MB DDR SDRAM

Storage 40 GB EIDE HDD

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12-month warranty

All units tested

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Same-day dispatch

Order by 2pm CST

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Worldwide delivery

US, EU, Asia, Middle East

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Veteran-owned

CAGE: 9NK75

2 GHz Celeron Processor 400 MHz FSB 512 MB DDR SDRAM 40 GB EIDE HDD Extensive Slot Expansion Windows XP Professional Multi-Language

Product description

The Siemens SIMATIC Rack PC 840 V2 (6ES7643-7AA21-0KX0) is a robust rack-mountable industrial computer designed for demanding control and automation tasks. It features a 2 GHz Celeron processor with a 400 MHz FSB, 512 MB DDR SDRAM, and a 40 GB EIDE hard drive. This unit includes a DVD-ROM drive and a 1.44 MB floppy drive. It offers extensive expandability with 10 slots (5x PCI long, 2x PCI/ISA long, 3x ISA long) and comes with temperature and fan monitoring, as well as a watchdog timer.

Connectivity is provided through multiple interfaces, including 1x LAN (RJ45), 1x VGA, 2x Serial, 1x Parallel, 1x USB 2.0 front, and 2x USB 2.0 rear ports. The PC operates on an 110/230V industrial power unit with NAMUR compatibility. It is pre-installed with Windows XP Professional Multi-Language (SP1, SP2 included) and is designed for industrial environments with resistance to vibration (0.5 G) and shock (5 G).

Stanlo Automation, a veteran-owned surplus distributor, offers this Siemens SIMATIC Rack PC 840 V2. We provide reliable, hard-to-find industrial automation components to keep your operations running smoothly and efficiently.

Technical specifications

Processor	Celeron 2 GHz
FSB	400 MHz
Memory	512 MB DDR SDRAM
Storage	40 GB EIDE HDD
Drives	DVD-ROM, 1.44 MB Floppy
Slots	10 (5x PCI, 2x PCI/ISA, 3x ISA)
Interfaces	LAN, VGA, Serial, Parallel, USB 2.0
OS	Windows XP Prof. Multi-Language
Power	110/230V AC

Common applications

Industrial Control Systems

HMI Applications

Data Acquisition

Machine Control

Process Automation

SCADA Systems

Plant Floor Computing

Compatible systems

Windows XP Professional Multi-Language Siemens SIMATIC Software PCI Bus Expansion Cards ISA Bus Expansion Cards

Also known as

Siemens SIMATIC IPC 840 V2 Siemens Rackmount Industrial PC 6ES7643-7AA21-0KX0 IPC

Replaces / compatible with

This rack PC is designed as a robust computing platform for industrial applications. It can replace older industrial PCs or serve as a dedicated controller/HMI host in upgraded automation systems.

Technical note

Expert tip

Ensure proper grounding and cable management within the rack to prevent electrical interference and maintain system stability.

What happens next?

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Frequently asked questions

What expansion slots are available on the Siemens 6ES7643-7AA21-0KX0 Rack PC 840 V2?

The Siemens 6ES7643-7AA21-0KX0 SIMATIC Rack PC 840 V2 offers significant expansion capabilities with a total of 10 slots: 5x PCI long slots, 2x PCI/ISA long slots, and 3x ISA long slots.