4U Rackmount PC with 4th Gen Intel Q87 i3/i5/i7 ATX Board

End of Life

The SureRack-4U-H81 is an industry standard 19" rackmount computer system designed for use in a rackmount cabinet.

This product is end of life. There may still be stock available; please contact us for more information or suitable replacement solutions.



The SureRack-4U-Q87 is an industry standard 19" rackmount computer system designed for use in a rackmount cabinet. With rugged design and built using quality industrial components at our facilities, SureRack systems are designed for use in industrial environments where high availability and reliability are key factors. This system is based on a 4U rackmount chassis with a high performance industrial ATX motherboard offering 1 x PCI Express [x16] Gen 2 slot, 2 x PCI Express [x4] Gen 2 slot, 3 x PCI (PCI 2.3) expansion slots. The board is based around Intel's Q87 Express chipset utilising Intel Core i3, i5 and i7 processors and supports up to 32GB of memory. The rich I/O feature set includes 6 x SATA with AHCI, 6 x COM, 4 x USB 3.0, 6 x USB 2.0, 2 x Intel Gigabit LAN, Parallel port, audio, and integrated Intel HD graphics offering dual outputs from HDMI and DVI-D interfaces. The system comes with a choice of CPU, memory, storage, and operating system options - please call technical sales on 01785 87 90 50 for advice.

Ordering Info

We offer many configurations options including choice of CPU, memory, storage, optical drives and peripheral cards – please call technical sales on 01785 87 90 50 or add to your wishlist and note your requirements.


Assured Systems Datasheet (PDF)

A PDF edition of this page with supporting manufacturer datasheets

System Integration

Please ask about how we can configure your solution

Global Operations

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Full Warranty

Industry leading warranties on all solutions as standard

Technical Support

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  • Chassis: 19″ 4U ATX Rackmount Chassis in Black (Choice of door colours)
  • Material: Heavy-Duty Cold-Rolled Steel
  • Drive Capacity: 6 x 5.25″ exposed, 1 x 3.5″ external; 1 x 3.5″ internal
  • Cooling: One 80mm ball-bearing fan
  • SBC: Socket LGA1150 Intel 4th Gen Intel Core Processors
  • Chipset: Intel® Q87 Express Chipset
  • Memory: 4 × 240-Pin DDR3/DDR3L DIMM sockets
  • Expansion: 1 x PCI Express [x16], 2 x PCI Express [x4], 3 x PCI
  • Graphics: Integrated Intel HD with DVI-D & HDMI interfaces
  • Watchdog: 1~255 second Watchdog timer
  • Storage: 6 x SATA III
  • Serial: 6 x DB-9 RS-232
  • LAN: 2 x 10/100/1000 integrated transceiver (Intel)
  • Audio: Line-in/Line-out/Mic
  • USB: 4 x USB 3.0, 6 x USB 2.0
  • Operating Temp: 0-50 Degrees Centigrade

Delivery Information

Orders dispatched from Assured Systems USA will be delivered using FedEx.

Payment Methods & Options

Accepted payment methods for US customers include bank transfer, VISA or Mastercard in USD.

DFI: Warranty and Service Information

We offer a comprehensive 2 year warranty on all DFI products sold and distributed within the EMEA when purchased directly from Assured Systems. We are proud to be an official DFI partner and can distribute products with secure and certified delivery directly from our UK centre.

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24 Digital IO, SRAM and CAN Bus PCI-104 Module