2U Rugged Server RS255

The 2U Rugged Server RS255 is a high end computing rugged server.  This server is perfect for rugged environments and defence applications as a result.

The 2U Rugged Server RS255 is a high end computing rugged server.  This server has been built into a 2U chassis.  It also has a depth of under 20″ (50.8cm) and fits most any rack space.  Furthermore, this server has been field tested, is failsafe and has long life performance in extreme conditions.  Thus making it perfect for rugged environments and defence applications as a result.  Finally, as processing performance continues to improve, Crystal Group is dedicated to minimise the SWaP envelope of the RS255.

Key Features of the 2U Rugged Server RS255 include:

  • Light weight aluminium construction – 13.61-15.88 Kgs.
  • Easily mounted– Delrin glides, fixed mount, or Jonathan® rails
  • Up to 512 GB of memory
  • Rugged 2U, rack mounted 20” depth
  • Five removable 3.5” HDD or ten removable 2.5” SSD bays
  • Expandable with five low profile slots
  • Intel® Xeon® processors


For more information about this product please contact us.


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MIL-STD-810, Operational Temperature, Method 501, Procedure I/II-15°C to +55°C, -40°C to +71°C with select processors
MIL-STD-810, Storage, Method 501, Procedure I/II-55°C to +85°C
MIL-STD-810, Humidity, Method 507, Procedure II240 hours with humidity kit
MIL-STD-810, Altitude, Method 50012,500 ft operation, 40,000 ft transport
MIL-STD-810, Vibration, Method 514, Procedure I4.63 GRMS, 5-2,000Hz, 60 min/axis with solid state drives and vibration kits
MIL-STD-810, Shock, Method 516, Procedures I/V20g, 11msec—functional shock; 40g, 11msec crash hazard shock
MIL-S-901, Grade B
MIL-S-901, Grade AWith solid state drives + shock kits
Some standards may require an internal kit
AC, FCC compliant
AC, MIL-STD-461, RE102, CE102 compliant
DC, MIL-STD-461, RE102, CE102 compliant
RTCA DO-160 Section 21, Category M
Form Factor2U
Height3.5″ (8.89cm)
Width17.5″ (44.45cm) (accepts Crystal Slides and Jonathan rails) EIA-310 Compliant
Depth20″ (50.8cm)
Weight30 – 35 lbs ( 13.61 – 15.88 kgs ) (content dependent)
Intel® CPU architecture options from Intel embedded long-life roadmap
Intel® Broadwell Xeon® processors
Up to 18 core options per socket (dependent on motherboard)
Five low profile slots; combinations are configuration dependent
Option 1Five removable SATA or SAS 2.5” or 3.5” HDD
Option 2Ten 2.5” SATA or SAS HDDs
Option 3 (can be combined with HDD option)One CD/DVD/BD (R/W)
16 GB – 512 GB DDR4 (motherboard dependent)
Six high speed, high volume fans; CPU temperature controlled
Option 1Mounted on Delrin glides
Option 2Fixed mount, front and rear
Option 3Jonathan rails
Option 1600W 120/240VAC W/PFC, 115VAC 400Hz
Option 21200W 1+1 120/240VAC W/PFC, 115VAC 400Hz
Option 31005W 18-36VDC
Accepts Windows 10®, VMware®, Linux® or Windows Server 2019®
ECCN: 5A992 | Classification is dependent on configuration and is subject to change. Please contact your Program Manager to receive the classification of your product.