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Siemens SIMATIC Rack PC 840 V2 Industrial Computer

Name: Siemens 6ES7643-7GQ21-0KA0
Brand: Siemens
SKU: 6ES7643-7GQ21-0KA0
Availability: InStock

Siemens SIMATIC Rack PC 840 V2 Industrial Computer.

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

In Stock — Ready to Ship

ManufacturerSiemens

Part number6ES7643-7GQ21-0KA0

Processor Pentium 4 2.8 GHz

RAM 512MB DDR SDRAM

Storage 2x120GB SATA HDD (RAID1)

OS Windows XP Pro

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Response within 1 business hour

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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

Rugged industrial design Redundant storage (RAID1) Multiple I/O interfaces Hot-swap drive bays Temperature and fan monitoring Watchdog timer

Product description

The Siemens SIMATIC Rack PC 840 V2 is a robust industrial computer designed for demanding environments. It features a Pentium 4 2.8 GHz processor, 512MB DDR SDRAM, and a 2x120GB SATA RAID1 hard drive system for data redundancy. The unit includes extensive I/O options and comes pre-loaded with Windows XP Professional.

This industrial PC is suited for HMI applications, process control, data acquisition, and embedded control systems in manufacturing, automation, and harsh industrial settings requiring high reliability and connectivity.

Stanlo Automation, a veteran-owned surplus industrial parts distributor, offers this Siemens SIMATIC Rack PC 840 V2. We provide reliable components to keep your automation systems running.

Technical specifications

Processor	Pentium 4 2.8 GHz
RAM	512MB DDR SDRAM
Storage	2x120GB SATA HDD (RAID1)
OS	Windows XP Pro
Interfaces	LAN, VGA, Serial, Parallel, USB, PS/2
Power	110/230V AC

Common applications

Industrial automation

HMI applications

Process control

Data acquisition

SCADA systems

Machine control

Compatible systems

Various Siemens HMI Panels SIMATIC WinCC Industrial automation software

Also known as

SIMATIC PC 840 V2 Siemens Industrial Rack PC 6ES7643-7GQ21

Replaces / compatible with

Designed as a powerful industrial computing solution for demanding automation tasks. Replaces older PC-based control systems.

Technical note

Expert tip

The hot-swap drive bays allow for maintenance or replacement of HDDs without shutting down the system, minimizing downtime.

What happens next?

Email confirmation

Immediate receipt acknowledgment sent to you

Account manager assigned

Confirms your part's spec and condition

Your quote delivered

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Frequently asked questions

What are the main specifications of the Siemens SIMATIC Rack PC 840 V2?

The Siemens SIMATIC Rack PC 840 V2 features a Pentium 4 2.8 GHz processor, 512MB RAM, 2x120GB RAID1 hard drives, and comes with Windows XP Professional. It offers extensive connectivity options including LAN, serial, parallel, and USB ports.