SKU: 17445273391

QNAP Enterprise ZFS NAS ES1686DC-2142IT-128G SAN/NAS Storage System

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Description

QNAP Enterprise ZFS NAS ES1686DC-2142IT-128G SAN/NAS Storage SystemThe QNAP ES1686DC is the pinnacle of enterprise ZFS NAS engineering, designed to deliver high performance storage with near zero downtime in demanding data center environments. Built around Intel Xeon D processors and a dual active controller architecture, this SAN NAS storage system combines the reliability of ZFS with robust high availability features to protect mission critical data, simplify management, and scale with your organizations growing

The QNAP ES1686DC is the pinnacle of enterprise ZFS NAS engineering, designed to deliver high-performance storage with near-zero downtime in demanding data-center environments. Built around Intel Xeon D processors and a dual-active controller architecture, this SAN/NAS storage system combines the reliability of ZFS with robust high-availability features to protect mission-critical data, simplify management, and scale with your organization’s growing needs. With enterprise-grade hardware, expansive memory capacity, and fast SAS 12Gb/s connectivity, the ES1686DC is engineered to handle heavy workloads, virtualization, backups, and multifaceted data services with impressive efficiency and resilience.

  • High availability and fault tolerance: Dual active controllers, automatic failover, and redundant design minimize downtime and keep your applications online even during maintenance or component failures. This architecture ensures continuous access to critical data, making it ideal for 24/7 operations, large-scale backups, and business-continuity strategies.
  • Blazing performance for IO-intensive workloads: Powered by Intel Xeon D processors and up to 512 GB DDR4 ECC memory, the ES1686DC delivers sustained throughput and responsive latency under demanding workloads. The system is optimized for mixed workloads—random I/O, large sequential transfers, and virtualization—to accelerate databases, analytics, and file services.
  • Advanced ZFS data services for integrity and protection: ZFS provides end-to-end data integrity, copy-on-write semantics, and powerful data-protection features. Expect fast snapshots, flexible cloning, compression, and efficient storage pools that help you maximize space utilization while maintaining reliability and recoverability.
  • Flexible SAN/NAS storage with high throughput: With SAS 12Gb/s connectivity and robust storage pathways, the ES1686DC supports diverse deployment scenarios—from direct access to shared file storage and block-based SAN environments. This makes it suitable for virtualization hosts (VMware/Hyper-V), backup targets, and rapid data recovery workflows.
  • Enterprise-grade reliability and manageability: Designed for data-center use, the ES1686DC emphasizes reliability with scalable memory, resilient I/O paths, and centralized management capabilities. It offers streamlined administration, comprehensive monitoring, and scalable growth to protect your investment while simplifying day-to-day operations.

Technical Details of QNAP Enterprise ZFS NAS ES1686DC-2142IT-128G SAN/NAS Storage System

  • Processor: Intel Xeon D-series processors delivering multi-core, high-efficiency performance for enterprise workloads.
  • Controller architecture: Dual active controllers providing near-zero downtime high availability and seamless failover.
  • Memory: Up to 512 GB DDR4 ECC memory for large caches, better error correction, and improved virtualization performance.
  • Storage interface: SAS 12Gb/s connectivity enabling fast, scalable data transfer between the storage system and disks or expanders.
  • File system: ZFS-based storage with data integrity, advanced data services, and protection against data corruption.

How to install QNAP Enterprise ZFS NAS ES1686DC-2142IT-128G SAN/NAS Storage System

  • Unpack the ES1686DC and place it in a suitable rack or stable environment. Ensure proper airflow and a reliable power source, preferably with an uninterruptible power supply (UPS) for graceful shutdowns during outages.
  • Power on the unit and connect management interfaces. Access the initial management portal from a workstation on the same network using the default IP or via the controller’s console. Confirm connectivity to your network and storage devices.
  • Run the initial setup wizard to configure the dual controllers for high availability. Establish management networks, assign IP addresses, and set up administrative credentials with strong security practices.
  • Create ZFS storage pools and volumes. Define your pool layout, enable data services such as compression or snapshots as needed, and configure protection against data loss with appropriate redundancy and scrub policies.
  • Integrate with your environment. Connect to virtualization platforms, configure SMB/NFS for file sharing, and set up SAN access if required. Implement backups, replication to remote sites, and access controls to ensure data protection and compliance.

Frequently asked questions

  • Q: What is the primary purpose of the ES1686DC? A: It is an enterprise-grade ZFS NAS/SAN storage system designed for high availability, performance, and scalable data protection in data centers and virtualization environments.
  • Q: How does high availability work in this system? A: The ES1686DC uses dual active controllers to provide near-zero downtime, with automatic failover and redundant components to maintain access to storage during failures or maintenance.
  • Q: How much memory can be installed? A: The system supports up to 512 GB of DDR4 ECC memory for large caches and improved reliability in multi-tenant or virtualization workloads.
  • Q: What kinds of data services does it offer? A: With ZFS at its core, you gain data integrity, snapshots, cloning, and flexible pool management, along with high-speed SAS 12Gb/s connectivity for rapid data movement.
  • Q: Is this system suitable for SAN and NAS deployments? A: Yes. It is designed to function as both SAN and NAS storage, supporting block-based and file-based access to accommodate diverse application needs across virtualization, backups, and file services.
Shipping Notes
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Exchange/Return Notes
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SKU: 17445273391

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Jonas4321
Cuba, US
★★★★★ 4
Instructions could be clearer, but assembles well and is sturdy
Size: 3 Panel-102"W, Color: Black
The only reason for the lack of a star is the iffy instructions. There are a few different washers and the instructions could make the difference a LOT easier to understand and thereby reduce the need to re-do things. Other than that, the panels were easy to assemble and the parts fit well together. I was able to disassemble the screens and store them for a future use, which is nice. One caution - the feet that make the panels stand up will likely be a trip hazard, so be sure to plan the location for this device carefully.
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Reviewed in the United States on September 8, 2025
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Emily Heater
Whiting, US
★★★★★ 5
Awesome product!!!
Size: 3 Panel-102"W, Color: Beige, Size: 3 Panel-102"W, Color: Beige
This thing is really awesome. I actually bought 2 of them and made myself a nice little enclosure to keep out any peeping Toms while I’m trying to work on my summer tan. What I was looking for is FULL privacy and this DEFINITELY provides that. Fabric is completely opaque, you cannot see anything through it which is exactly what I needed. Another huge bonus is the strips of fabric to cover the spaces in between the panels, giving TRUE privacy. This is a really well-made product, great design, great structure, and pretty easy to put together overall. The only downside is that with strong gusts of wind, it wants to tip over so as you can see I secured the bottom feet with a couple bricks to make it stable and that did the trick. But to me that is a minor inconvenience given all its other great aspects. So many other privacy dividers were still see-through… totally defeating the purpose. But this one is absolutely full privacy and PERFECT for what I needed it for!!!
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Reviewed in the United States on May 4, 2024
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Jessi Sokeye
Charlottesville, US
★★★★★ 1
not accomodating
Size: 4 Panel-88"W, Color: Grey
The product is ok, it is only meant to look nice on one side, meaning the cover is only for one side to cover the cracks by the pole. I requested additional parts and they would not provide. Poor service. I can't get the parts anywhere else so now I have to take it apart and return the item.
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Reviewed in the United States on April 21, 2026
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alena
Fort Morgan, US
★★★★★ 5
WOULD BUY AGAIN.
EASY TO PUT TOGETHER. WORKS EXATCLY AS i NEEDED. I USED ONLY 3 PANELS.
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Reviewed in the United States on April 29, 2026
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Momma Bear
Massapequa, US
★★★★★ 5
Great for closing off areas of my apt
Size: 6 Panel-120"W, Color: Beige
I love this...I ordered the larger size and it's great. It's a little wobbly however
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