Crystal Rugged RS347L26 Rugged 3U Quad Xeon Server / Workstation

Crystal Rugged RS347L26 Rugged 3U Quad Xeon Server / Workstation

Product Overview:

  • Designed to MIL-STD 810, 167-1, and MIL-S-901
  • Four expansion slots
  • Seven drives
  • 26" depth
  • Memory up to 1TB
  • Perfect platform for Thin Client & Zero Client
  • Intel® Technology Platinum Provider 2015
  • Rugged 3U, rack mounted 26" depth, 60 lbs
  • Quad Xeon server class processing in a rugged enclosure
  • Versatility with seven removable full size bays or fourteen (14) 2.5" SSD
  • Expandable with four (4) x 16 PCIe slots
  • Leading edge Intel® Sandy Bridge, or Ivy Bridge CPU options
  • Memory capacity up to 1TB
  • VMware® Compatible



Compact, Powerful, and Secure
In an industry where you can pick between high performance or rugged, Crystal Group provides a server that offers Quad Xeon architecture in a 26” deep rugged package. With an all-aluminum chassis, weighing in at 60 lbs., the RS347L26 provides high processing capability and expansive memory capacity in a package typically reserved for the data center. Don’t wait to virtualize your tactical, mobile, forward operating post. Crystal is ready now with leading edge computational platforms for your hostile environments.

Rugged and Dependable
Using our expertise in industrial and DoD electronics development, we have set the industry’s expectations in rugged computing performance. Designed for and proven in the harshest environments, the RS347L26 boasts the highest up-time reliability in the industry. Whether mission critical or vital to your business, the RS347L26 will exceed your expectations.



Testing Standards ** see the Documents tab for certification reports
Environmental Standards
MIL-STD-810, Operational Temperature, Method 501, Procedure I/II -15°C to +55°C, capable of -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
MIL-STD-810, Altitude, Method 500 12,500ft operation, 40,000ft transport
MIL-STD-810, Vibration, Method 514, Procedure I 4.43GRMS, 5-500Hz, 75 min/axis— w/ solid state drives and vibe kits
MIL-S-901, Grade A, Class 2, Type B
MIL-S-901, Grade A, Class 2, Type A  With solid state drives + vibration 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
Mechanical (3U) 
Height 5.25” (13.34 cm)
Width 17.5” (44.45 cm) EIA-310 Rack Compliant
Depth 26” (66 cm)
Weight 60 lbs. (27.216 kg) [content dependent]
Intel® CPU architecture options from Intel embedded long-life roadmap
Quad E5-4600 Class CPU
Four (4) full-height: PCIe x16
External Bays
Option 1 Seven (7) removable SATA or SAS 2.5” or 3.5” HDD
Option 2 Fourteen (14) 2.5” SATA or SAS HDDs
Option 3 Two (2) drive packs and two (2) removable SATA or SAS 2.5”
Option 4 One (1) CD/DVD/BD (R/W) (reduces drive capacity by one bay)
8 GB - 1 TB DDR3
High speed, high volume fans CPU temperature controlled
Option 1 Mounted on Delrin glides
Option 2 Jonathan rails
Power Supply
1200W 120/240VAC 50/60 Hz w/PFC, 115VAC 400 Hz
System Board
X9QR7-TF+, Quad LGA2011, 2x10GBaseT LAN, VGA, 4 PCI-E X16, (2 X8 Signals), IPMI, IPKVM, SATA3, 6G SAS
Software  Compatibility
Accepts Windows 7®, Windows 8®, Windows Server 2008®, Windows Server 2012®, VMware®, or Linux®
Export Compliance
ECCN: 4A994
Classification applies only to standard product offerings, and is subject to change.
* Crystal Group designs all servers to meet or exceed the specifications listed herein. Due to the sheer number of models and combinations of components (memory, CPU, peripheral cards, hard drives), it is not practical to test every combination of servers offered. Please ask your Crystal Business Development Manager for data on qualification testing for configurations similar to the desired configuration for your application.



More Documentation
RS347L26 3U Rugged Server - Outline Installation Drawing
RS347L26 X9 Hardware Guide