RS4715 Rugged 4U 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 RS4715. High-end computing performance in a 4U chassis with a depth under 20” (50.8 cm) fits most any rack space.


RS4715 Rugged 4U Server

• Aluminum construction – 60-80 lbs. depending on content
• Easily mounted – Delrin glides, fixed mount, or Jonathan® rails
• Up to 512 GB of memory
• Rugged 4U, rack mounted 20″ depth
• Versatility with fifteen (15) removable 3.5” HDD or forty-eight(48) 2.5” SATA or SAS bays
• Expandable with seven (7) slots
• Leading edge Intel® Sandy Bridge, Ivy Bridge, Haswell or Broadwell CPU options


Environmental Standards
MIL-STD-810, Operational Temperature, Method 501/502 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

4.63 GRMS, 5-2,000Hz, 60 min/axis with solid state drives and vibration kits


Vibration with solid state drives + vibration kits

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
7.0" (17.78cm)
17.5" (44.45cm) EIA-310 Rack Compliant
20" (50.8cm)
65 - 77 lbs ( 29.48 - 34.93 kgs ) (excludes vibe kit mods)
Intel® CPU architecture options from Intel embedded long-life roadmap
Option 1

Sandy Bridge or Ivy Bridge LGA1155, X9SAE-V

Option 2

Haswell or Broadwell LGA2011, X10SRL-F or X10DRL-I

Up to 18 core options per socket (dependent on motherboard)

Expansion Slots
Seven (7) full height slots; combinations configuration dependent
External Bays
Option 1

Up to fifteen (15) removable SATA or SAS 2.5” or 3.5” HDD

Option 2

Rugged Drive pack(RDp) offer up to forty eight (48) hot swappable 2.5” HDDs, combinations are configuration dependent

Option 3

One (1) CD/DVD/BD (R/W)

16 GB - 512 GB DDR3 or DDR4 motherboard dependent

High speed, high volume fans (6) CPU temperature controlled

Option 1

Mounted on Delrin glides

Option 2

Fixed mount, front and rear

Option 3

Jonathan rails

Power Supply
Option 1 X9DRL-IF & X9SAE-V

460W 120/240VAC W/PFC, 115VAC 400Hz

Option 2 X9DRL-IF & X9SAE-V

425W 18-36VDC

Option 3 X10SRL-F & X10DRL-I

600W 120/240VAC W/PFC, 115VAC 400Hz

Option 4 X10SRL-F & X10DRL-I

1200W 1+1 120/240VAC W/PFC, 115VAC 400Hz

Option 5 X10SRL-F & X10DRL-I

1005W 18-36VDC

System Board
Option 1

X9SAE-V, Single LGA1155, Xeon®, i3/5/7, ATX, 2LAN1000, VGA, 2XHDMI, AUDIO, 1 PCI, 2 PCI-E X1, 1 PCI-E X4, 1 PCI-E X8, 2 PCI-E X16, SATAX4, SATA3X2

Option 2

X10DRL-I, Dual LGA2011 R3 Xeon®, ATX, 2LAN1000, VGA, 5 PCI-E X8, 1 PCI-E X16, IPMI, IPKVM, SATA3X10

Option 3

X10SRL-F, Single LGA2011 R3 Xeon®, ATX, 2LAN1000, VGA, 2 PCI-E X16, 5 PCI-E X8, IPMI, IPKVM, SATA3X10

Software Compatibility
Accepts Windows 8®, Windows 7®, Windows Server 2008®, Windows Server 2012®, VMware® or Linux®
Export Compliance
ECCN: 5A992 | Classification is dependent on configuration and is subject to change. Please contact your Business Development Manager to receive the classification of your product.

Reports, Guides & Drawings

RS4715 X8 Hardware Guide (formerly known as the RS47F)
RS4715 X9 Hardware Guide (formerly known as the RS47F)
RS4715 4U Rugged Server - Outline Installation Drawing (formerly known as the RS47F)
RS4715 4U Rugged Server - X10 Outline Installation Drawing