Synology DX525 5-Bay 12tb Expansion Enclosure 3x4tb WD Gold HDD Drives Installed

LOADING...
ALL POPULATED DEVICES ARE FULLY
ASSEMBLED AND TESTED PRIOR TO SHIPMENT Click Here for Information about the Assembly and Testing Process
FAQ FREQUENTLY ASKED QUESTIONS
VIEW FREQUENTLY ASKED QUESTIONSClick Here To View Frequently Asked Questions
email Questions@NASHQ.com
717-889-0619
Synology Burn-In Tested Hard Drive Storage Array Models and Configurations
CLICK HERE FOR Synology MODEL COMPARISONClick Here to view the Synology model comparison.This Will Open a New Tab/Window In Your Browser		Synology DX525 External Expansion DriveClick Here To See More Information and Specifications for the Synology DX525 External Expansion Drive.This Will Open a New Tab/Window In Your Browser
12tb - 12000gb - 3 x 4000gb 3.5" Western Digital HDD Drives Installed
 
WANT MORE STORAGE CAPACITY?
WANT A DIFFERENT INSTALLED DRIVE?

CLICK HERE FOR 16tbClick Here To View the Synology DX525 External Expansion Drive in a 16tb 4x4000gb Configuration with Similar Installed Installed Drives.
VIEW ALL CONFIGURATIONSClick Here To View All Available Synology DX525 External Expansion Drive Fully Assembled and Tested Populated Configurations that Include Installed Drives.

 
REPLACES DISCONTINUED DX517
 
SEE OTHER MAKES and MODELS OR OTHER Synology MODELSClick Here To See All Synology Models and Configurations

 

 
Synology DX525 External Expansion Drive 12tb 5-Bay Desktop Multimedia / Power User / Business Expansion Enclosure 3x4tb Western Digital Gold WD4004FRYZ 3.5 7200rpm SATA 6Gb/s HDD ENTERPRISE Class Drives Installed - Burn-In Tested DX525 External Expansion Drive
Synology DX525 External Expansion Drive 5-Bay Expansion Enclosure Burn-In Tested ConfigurationsSynology DX525 External Expansion Drive 5-Bay Expansion Enclosure Burn-In Tested ConfigurationsSynology DX525 External Expansion Drive 5-Bay Expansion Enclosure Burn-In Tested ConfigurationsSynology DX525 External Expansion Drive 5-Bay Expansion Enclosure Burn-In Tested ConfigurationsSynology DX525 External Expansion Drive 5-Bay Expansion Enclosure Burn-In Tested ConfigurationsSynology DX525 External Expansion Drive 5-Bay Expansion Enclosure Burn-In Tested Configurations
In Stock
 
Device TypeThis is the type of device - (N)etwork (A)ttached (S)torage, (D)irect (A)ttached (S)torage, (N)etwork (V)ideo (R)ecorder, or Expansion Enclosure. Expansion Enclosure
Environment Multimedia / Power User / Business
Form Factor Desktop
Number of Drive Bays 5 Bays
Supported Drive Types 3.5" SATA-HDD 2.5" SATA-SSD
Max Internal Storage Capacity 160tb
USB 3.1 Gen-1 Type-C Ports 1
Synology WarrantyThis device is fully covered under warranty by Synology.CLICK FOR MORE INFORMATION 3 YearsThis device is fully covered under warranty for 3 years by Synology.CLICK FOR MORE INFORMATION
Device UPC GTIN 846504005291
 
CLICK HERE FOR MORE INFORMATION ABOUT THE Synology DX525 External Expansion DriveClick Here For More Information and Specifications about the Synology DX525 External Expansion Drive.This Will Open a New Tab/Window In Your Browser
 
ASSEMBLED CONFIGURATION SPECIFICATIONS

ALL POPULATED DEVICES ARE FULLY ASSEMBLED AND TESTED PRIOR TO SHIPMENT

 

Number of Installed Drives 3 DrivesInstalled Drive Form FactorPOPular3.5"
Each Installed Drive CapacityPOPular4tb - 4000gbInstalled Drive SpeedPOPular7200rpm
Total Populated Storage Capacity 12tb - 12000gbInstalled Drive Interface TypePOPularSATA 6Gb/s
Installed Drive Make and SeriesPOPularWestern Digital GoldInstalled Drive TechnologyPOPularHDD - Standard Mechanical Drive
Installed Drive Model WD4004FRYZInstalled Drive Cache Buffer 256mb Cache Buffer
Installed Drive Warranty 5 YearsInstalled Drive Class ENTERPRISE CLASS DRIVES
WANT MORE STORAGE CAPACITY?
WANT A DIFFERENT INSTALLED DRIVE OR CONFIGURATION?

CLICK HERE FOR 16tbClick Here To View the Synology DX525 External Expansion Drive in a 16tb 4x4000gb Configuration with Similar Installed Drives.
VIEW ALL CONFIGURATIONSClick Here To View All Available Synology DX525 External Expansion Drive Fully Assembled and Tested Populated Configurations that Include Installed Drives.

 
WOULD YOU PREFER A SIMILAR CONFIGURATION WITH SEAGATE INSTALLED HARD DRIVES?
CLICK HEREClick Here To View the Synology DX525 External Expansion Drive in a 12tb 3x4000gb Configuration with Seagate Installed Drives.
price $1231 synology dx525 external expansion drive 5-bay buy 12tb desktop expansion enclosure 3x4000gb 3x4tb western digital gold wd4004fryz 3.5 7200rpm sata 6gb/s hdd drives installed burn-in tested 846504005291 nas headquarters buy network attached hard drive storage array server device das new raid-5 free shipping usa dx525 dx-525 dx525+ nas headquarters buy network attached hard drive storage array server device das new raid-5 free shipping usa dx517 dx-517 dx517+ 2/25/2026 7:01:06 AM
$1391
--- $1231 ---		CLICK HERE
FOR PURCHASING INFORMATION
Select Options Below
FREE SHIPPING
I AGREE TO SALES TERMS AND CONDITIONSClick Here To View Shipping Information and Sales Terms and Conditions
SPARE DRIVES and DRIVE TRAYS
Spare WD WD4004FRYZ 4000gb Drive Included
+$191
Spare WD WD4004FRYZ 4000gb Drive with Drive Tray Included
+$231