RS254 Rugged 2U Server

Field tested, failsafe and long life performance in extreme conditions. As processing performance continues to improve, Crystal Group is dedicated to minimize the SWaP envelope of the RS254. High-end computing performance in a 2U chassis with a depth of 20” (50.8 cm) fits most any rack space.

  • Light weight aluminum construction–30-35 lbs.
  • Easily mounted– Delrin glides, fixed mount, or Jonathan® rails
  • Up to 512 GB of memory
  • Rugged Military/Industrial 2U, rack mounted 20” depth
  • Versatility with twelve 2.5″ SSDs
  • Expandable with five low profile slots
  • Intel® Haswell or Broadwell CPU options
Environmental Standards
MIL-STD-810, Operational Temperature, Method 501/502 Procedure I/II -15°C to +50°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 II 240 hours with humidity kit
with humidity kit² MIL-STD-810, Altitude, Method 500 12,500 ft operation, 40,000 ft transport
MIL-STD-810, Vibration, Method 514, Procedure I 4.63 GRMS, 5-2,000Hz, 60 min/axis with solid state drives + vibration kits
MIL-STD-810, Shock, Method 516, Procedures I/V 20g, 11msec–functional shock; 40g, 11msec crash hazard shock
MIL-S-901, Grade B
MIL-S-901, Grade A With solid state drives + shock kits
Electromagnetic Compatibility Standards
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 Factor 2U
Height 3.5" (8.89cm)
Width 17.5" (44.45cm) [accepts Crystal Slides and Jonathan Rails] EIA-310 Rack Compliant
Depth 20" (50.8cm)
Weight 30 - 35 lbs ( 13.61 - 15.88 kgs ) [content dependent]
Intel® CPU architecture options from Intel embedded long-life roadmap
Hawell or Broadwll LGA2011 R3, X-10DRL-I
Up to 18 core options per socket (dependent on motherboard)
Expansion Slots
One PCIe 3.0 x16 slot, four (4) PCIe x8 slots
External Bays
Option 1 Two, four, six or eight 2.5” SSD up to 15mm
Option 2 Three, six, nine, or twelve 2.5” SSD up to 9.5mm
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 1 Mounted on Delrin glides
Option 2 Fixed mount, front and rear
Option 3 Jonathan rails
Redundant, Ruggedized, EMI Compliant, Fixed Mount Power Supplies
Option 1 460WAC + 460WAC, 120-240V 50-60Hz, 115V 400Hz
Option 2 505WDC + 505WDC, 18-36V (other ranges available)
Option 3 460WAC + 505WDC
System Board
X10DRL-I, Dual LGA2011 R3 Xeon®, ATX, 2LAN1000, VGA, 5 PCI-E X8, 1 PCI-E X16, IPMI, IPKVM, SATA3X10
Software Capability
Accepts Windows 10®, Windows Server 2012®, VMware®, Linux® or Windows Server 2016®
Export Compliance
ECCN: 5A992 Classification is dependent on configuration and is subject to change. Please contact your Program Manager to receive the classification for your product.
Download Spec Sheet