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  Home > Chassis Division > Products > Server Storage Chassis > Ex Storm > EX1M4

1U 4-Bay Storage Server Rackmount Chassis
  • Fiber Optical Drive Tray Status Indicator
  • Support EATX Motherboard
  • Discrete SATA 6Gb/s HDD Backplane
  • Front Access USB Connector
  • Power + HDD + LAN LED Indicators
  • Fully RoHS Compliance
  • Supports both SAS and SATA Hard Drives
  • Sliding Rails Included
  • 5x 40mm PWM Fans

Product Introduction
The EX storage server series rackmount not only has the stylish appearance, but the functionality and flexibility make EX series a new breed of storage server. As SAS and SATA technology has become a more cost effective solution, the EX series hard drive backplane supports both SAS and SATA hard drives, and also provide redundant power supply to ensure total up time of mission critical server applications.

6GBps Fan Failure Alarm System Hot Swap SAS/SATA HDD Compatible

Model NumberEX1M4
RoHS Compliance VersionYes
Form factor1 U
Standard Drive Bays 2.5" Drive (internal): 1
Hotswap 3.5": 4
Slim 5.25" Optical: 1
Hotswap HDD Type:3.5" SAS I/II & SATA I/II/III
IndicatorsPower, HDD, LAN
SwitchesPower On/Off, Reset, Mute
Expansion Slots1
Material of Main ChassisHeavy-duty SGCC Cold-rolled Steel
Color of Main ChassisSilver
Front Connector2x USB 2.0
Motherboard Size12 x 13 (EATX, ATX, microATX)
Cooling Fan5x40mm
Dimensions (WxHxD)19.00" x 1.75" x 25.98"
482.6 mm x 44.4 mm x 659.9 mm
Notes- hard drive backplane requires 2 molex power connectors.
- standard I/O shield will NOT fit any 1U chassis.
- fits DD-666 riser card on motherboard slot 6.


QHow to install the rail system?
APlease refer to the rail system TC-RAIL28-EX12 product page. http://www.istarusa.com/istarusa/products.php?model=TC-RAIL28-EX12

QHow to install 2.5" HDD/SSD?
APlease find the PDF file for more information.

QSpecifications of the 40mm PWM fan.
AThe max. performance is 13000 RPM, 23.05 CFM, and 52.5 dBA.

QHow to connect the white fan cable?
APlease refer to the PDF file.

Optional Accessories

Model #Description
K-SF87XSA-50miniSAS SFF-8087 to 4x SATA Forward Breakout 50 cm Cable
K-SF87RXSA-50miniSAS SFF-8087 Right Angle to 4x SATA Forward Breakout 50 cm Cable
K-SF87XSAL-50miniSAS SFF-8087 to 4x SATA with Latch Forward Breakout 50 cm Cable
K-HD43XSA-50HD miniSAS SFF-8643 to 4x SATA Forward Breakout 50 cm Cable
K-HD43XSAL-75HD miniSAS SFF-8643 to 4x SATA Latch Forward Breakout 75 cm Cable

Compatible Power Supplies

Model #DescriptionRequired
IX-280RSH1UP8280W 1U High Efficiency Redundant Power SupplyBRT-EX1M4-IX (1)
IS-300RSH1UPBuild-to-Order - 300W 1U Redundant 1+1 Power SupplyBRT-EX1M4-SET (1)
IX-500RSH1UP8G500W 1U High Efficiency Redundant Power SupplyBRT-EX1M4-IX (1)
IX-650RSH1UP8G650W 1U High Efficiency Redundant Power SupplyBRT-EX1M4-IX (1)
IS-1U35PD8Build-to-Order - 1U 350W 80 Plus High Efficiency Power SupplyBrackets Not Required
IS-1U40PD81U 400W 80 Plus High Efficiency Power SupplyBrackets Not Required
IS-1U46PD8Build-to-Order - 1U 460W 80 Plus High Efficiency Power SupplyBrackets Not Required
IS-1U50PD81U 500W 80 Plus High Efficiency Power SupplyBrackets Not Required

Compatible Motherboards

Model #Motherboard SizeCompany Name

There are no compatibility motherboard for this model.

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Product specifications subject to change without notice. Pictures and drawings may include optional components.