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Synology

Synology 5-bay SATA expansion unit for DS718+ Synology DX517 Drive Enclosure - eSATA Host Interface External - 5 x HDD Supported - 5 x Total Bay - 5 x 2.5"/3.5" Bay

SKU / ModelDX517
Estimated SGD PriceS$746.91
Bizgram availabilityCan be Pre-Ordered

Estimated price is indicative and may change with daily market and supply fluctuations. For the latest confirmed price and availability, please WhatsApp us, email our sales team, or use the Contact Us form.

Catalogue updated: 22 Oct 2026, 07:05 PM

5-Bay eSATA Expansion Unit for Synology NAS – Hot-Swappable, Seamless Volume Scaling, Diskless

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Product information

🛍️ Product Name

SYNOLOGY DX517 Expansion Unit – 5-Bay Diskless, eSATA Interface, Hot-Swappable Trays, Auto Volume Expansion


📦 Product Overview

The Synology DX517 is a 5-bay diskless expansion unit designed to extend the storage capacity of compatible Synology NAS systems. Connected via high-speed eSATA, it supports online volume expansion without service interruption. Ideal for growing data environments, it features hot-swappable trays, quiet operation, and seamless integration with Synology DiskStation Manager (DSM).


🌟 Top Highlights

🧩 5-Bay Expansion – Add up to 5 drives instantly
⚡ eSATA Interface – High-speed dedicated connection
🔄 Online Volume Expansion – No downtime required
🛠️ Hot-Swappable Trays – Tool-free drive replacement
🔒 RAID Support – Expand existing RAID volumes securely


📐 Technical Details

Specification Details
Model DX517
Drive Bays 5 x 3.5"/2.5" SATA HDD/SSD
Max Capacity Up to 108 TB (5 × 22 TB)
Connection eSATA (cable included)
Hot Swappable Yes
Cooling 2 × 80 mm fans (auto speed)
Power Supply 200W external adapter
Dimensions 166 × 248 × 233 mm
Weight 3.91 kg (without drives)
Noise Level 22.1 dB(A)
Operating Temp 5°C to 40°C
Compatible NAS DS1517+, DS1817+, DS1821+, DS1621+, DS1019+, DS920+, DS918+, DS720+, DS713+, DS712+, DS710+

💡 Why You Should Buy It

✅ Expand storage instantly without downtime
✅ Supports RAID volume scaling
✅ Quiet, efficient, and hot-swappable
✅ Seamless DSM integration


🎯 Recommended Use Cases

➤ Storage expansion for media libraries
➤ Surveillance archive scaling
➤ Dedicated backup volume
➤ RAID volume extension


📦 What's Included

📦 DX517 Expansion Unit (Diskless)
🔌 eSATA Cable
⚡ Power Adapter & Cord
📘 Quick Installation Guide


🤝 Customer Assurance

🛡️ Warranty / Guarantee: Manufacturer warranty applies
🔄 Returns Policy: As per standard reseller terms
🚚 Shipping Info: Tracked delivery via trusted logistics
📞 Support: Available via Synology and authorized resellers


👉 Call to Action

Scale your Synology NAS with DX517 — hot-swappable, quiet, and built for seamless expansion.


Thanks for choosing – YOUR TRUSTED IT PARTNER.

Bizgram product details

Bizgram catalogue
Vendor part number
DX517
UPC
846504002672
Manufacturer
Synology
Category
Storage
Subcategory
Network Attached Storage (Nas)
Product type
NAS Disk Systems
Unit of measure
EA

Product information is maintained in the Bizgram catalogue for customer reference. Price, allocation, exact stock quantities, procurement conditions and other internal supply data are not published and are confirmed directly by Bizgram.

Specifications

Vendor Part Number
DX517
UPC
846504002672
Manufacturer
Synology
Category
Storage
Subcategory
Network Attached Storage (Nas)
Product Type
NAS Disk Systems
Unit of Measure
EA

Specifications may be AI-assisted or imported from third-party sources. Confirm critical technical requirements before purchase.

Product questions

Frequently asked questions

Answers are reference guidance. Verify final technical and commercial details with Bizgram.

The DX517 is compatible with the following NAS systems: DS1517+, DS1817+, DS1821+, DS1621+, DS1019+, DS920+, DS918+, DS720+, DS713+, DS712+, and DS710+.
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