10 Best NAS Enclosures for PC in 2026: Top Cases and Drive Bays for Every Build

Building a home server or expanding a desktop storage system starts with choosing the right enclosure. The best NAS enclosures for PC balance drive capacity, cooling, compatibility, noise, and convenient access to your data.

This roundup compares 10 options across DIY NAS cases, external multi-drive enclosures, compact systems, and rackmount chassis so you can match the hardware to your storage goals and budget.

Best 10 Nas Enclosures for PC Picks for 2026

High-Capacity DIY Pick – DARKROCK Classico MAX

For builders looking for nas enclosures for pc, the DARKROCK Classico MAX is a full-tower ATX case designed around high-capacity local storage. It supports up to 13 hard drives, combines mesh panels with four pre-installed 120mm fans, and leaves room for substantial cooling hardware.

Best For: DIY NAS, media-server, and high-capacity PC builds that need extensive drive space.

Pros:

• Supports up to 10 3.5-inch HDDs and 3 2.5-inch SSDs.
• Mesh front and side panels promote airflow.
• Supports a 360mm radiator and vertical GPU mounting.
• Includes four non-RGB 120mm fans and a dust filter.

Cons:

• Its full-tower footprint is relatively large.
• It is a computer case, so the motherboard, drives, and other components are not included.

The Classico MAX is a strong option when drive count matters more than compact size. Its ATX compatibility and flexible air- or water-cooling support also make it suitable for more demanding builds.

Simple External Storage Pick – TerraMaster D4-320

The TerraMaster D4-320 is a four-bay external enclosure for shoppers comparing nas enclosures for pc but who need direct-attached storage instead of a networked NAS. Its USB 3.2 Gen 2 Type-C connection, tool-free trays, and plug-and-play design make it easy to add multiple SATA drives to a compatible computer.

Best For: Users who want four-drive external storage for Windows, Mac, or Linux without building a complete NAS system.

Pros:

• Supports four 3.5-inch or 2.5-inch SATA drives.
• USB 3.2 Gen 2 provides up to 10Gbps connectivity.
• Tool-free trays and hot swapping simplify drive management.
• Temperature-controlled cooling and vibration damping help reduce operating noise.

Cons:

• It is a DAS enclosure, not a NAS.
• It has no RAID function and presents four individual disks.
• Drives are not included.

Choose the D4-320 when straightforward USB storage expansion is the priority. It offers broad operating-system compatibility and convenient drive access, but network sharing and RAID must come from another device or software solution.

Balanced NAS Case Pick – Rosewill Helium NAS Duo

The Rosewill Helium NAS Duo is an ATX mid-tower option for nas enclosures for pc, media-server, and home-server projects. It accommodates up to eight 3.5-inch hard drives while pairing a mesh front panel with four 140mm PWM fans for steady airflow.

Best For: DIY NAS and media-server builders who want a mid-tower enclosure with broad motherboard support.

Pros:

• Supports up to eight 3.5-inch HDDs.
• Compatible with ATX, Micro-ATX, Mini-ITX, and BTF motherboards.
• Four 140mm PWM fans and a mesh panel support airflow.
• Supports a 360mm AIO cooler and includes front USB 3.2 Type-C.

Cons:

• It is a case for a DIY build rather than a complete NAS.
• Its storage capacity is lower than the 13-drive DARKROCK case.
• Drives and internal components are not included.

The Helium NAS Duo strikes a practical middle ground between capacity and size. Its eight-drive layout is substantial for a home server, while ATX compatibility and 360mm cooling support leave room for flexible component choices.

Beginner-Friendly Complete NAS – UGREEN NAS DH2300

The UGREEN NAS DH2300 is a ready-to-use two-bay NAS for shoppers who want simpler nas enclosures for pc and personal-device backups. It is aimed at beginners and personal users, with automatic backups, up to 64TB of stated capacity, a 1GbE port, and 4GB of onboard RAM.

Best For: Beginners and personal users who want private photo, video, and file storage across computers, phones, tablets, and Macs.

Pros:

• Two-bay design supports up to 64TB of stated storage capacity.
• Supports automatic backups across Windows, iOS, Android, and macOS.
• Includes AI-assisted photo organization and duplicate detection.
• Offers RAID modes, two-factor authentication, permission controls, and encrypted transfers.

Cons:

• Storage drives are not included.
• It does not support Docker or virtual machines.
• Wi-Fi is not built in; wireless use requires an external USB adapter.

The DH2300 is best suited to straightforward personal storage rather than advanced server experimentation. Its guided features and cross-device backup support make it approachable, while the two-bay design keeps the setup simpler than larger DIY systems.

High-Capacity Rackmount – Rosewill RSV-L4500U 4U Server Chassis

For builders searching for nas enclosures for pc with substantial drive capacity, the Rosewill RSV-L4500U is a large 4U chassis designed around storage expansion. It provides 15 internal 3.5-inch bays, E-ATX compatibility, and a rackmount-oriented design for demanding server or NAS builds.

Best For: High-capacity DIY NAS, server, and rackmount storage builds that need many internal hard-drive bays.

Pros:

• 15 internal 3.5-inch HDD bays provide extensive storage capacity.
• Supports Extended ATX and offers multiple PCI expansion slots.
• Includes several pre-installed fans for airflow around the drives and chassis.
• Front-panel status LEDs, USB 3.0 ports, and a lock add practical utility.

Cons:

• Large and heavy, measuring 31 inches deep and weighing 31.1 pounds.
• The 4U rackmount format may be excessive for compact home builds.
• Power supply is not listed as included.

The RSV-L4500U is best suited to users prioritizing maximum internal drive capacity and expansion flexibility over a small footprint. Its extensive cooling and monitoring features make it a practical foundation for a serious storage server.

External Multi-Drive Storage – SABRENT 5-Bay USB-C DAS Enclosure

The SABRENT DS-SC5B is an external alternative for shoppers comparing nas enclosures for pc, but it is a direct-attached storage enclosure rather than a network-attached NAS. It holds five 3.5-inch SATA drives and connects to a computer through USB-C at up to 10Gbps.

Best For: Users who want removable, multi-drive storage connected directly to a Windows, macOS, or Linux computer.

Pros:

• Five trayless bays support 3.5-inch SATA HDDs or SSDs.
• USB-C 10Gbps connectivity supports fast direct-attached transfers.
• PWM-controlled 120mm cooling fan adjusts to drive temperature.
• Per-bay power switches, activity LEDs, locking keys, and daisy-chain support add flexibility.

Cons:

• Drives are not included.
• It is DAS, not a NAS, and does not provide hardware RAID.
• Storage is accessed through a direct USB connection rather than over a network.

This enclosure is a convenient way to add up to five SATA drives to an existing computer without building a complete server. Choose it when direct USB-C access and hot-swappable drive installation matter more than network sharing or RAID features.

DIY NAS Mid-Tower – Rosewill Helium NAS Max Case

The Rosewill Helium NAS Max is a practical choice among nas enclosures for pc when you want to build a complete system around standard desktop hardware. This ATX mid-tower supports up to 11 3.5-inch hard drives, includes four 140mm PWM fans, and adds a front USB 3.2 Type-C port.

Best For: DIY NAS, media server, and small-business storage builds using ATX, Micro-ATX, or Mini-ITX motherboards.

Pros:

• Supports up to 11 internal 3.5-inch HDDs.
• Compatible with ATX, Micro-ATX, Mini-ITX, and BTF motherboards.
• Mesh front panel and four 140mm PWM fans support airflow.
• Front USB 3.2 Type-C provides modern connectivity.

Cons:

• It is a computer case, so motherboard, drives, power supply, and other components are not included.
• The mid-tower is larger than a compact NAS enclosure.
• The supplied notes do not specify hot-swap drive trays or built-in RAID.

For builders who want a flexible, conventional PC platform for network storage, the Helium NAS Max offers a strong balance of drive capacity, motherboard compatibility, and airflow. It is particularly well matched to custom NAS or media-server projects.

Versatile 4-Bay Storage Hub – WAVLINK 4-Bay Enclosure

For shoppers comparing NAS enclosures for PC setups, the WAVLINK 4-Bay Enclosure is a flexible desktop storage expansion option. It accepts up to four SATA 3.5-inch drives, while also supporting 2.5-inch drives with separately purchased mounting brackets, and connects over USB-C at up to 10Gbps.

Best For: PC users who want removable multi-drive storage, fast USB-C transfers, and added display connectivity without building a complete NAS system.

Pros:

• Four SATA bays support up to four 3.5-inch or compatible 2.5-inch drives.
• USB 3.2 Type-C supports data transfer speeds up to 10Gbps.
• Aluminum construction and temperature-controlled fans help with cooling.
• Includes HDMI output supporting up to 4K at 60Hz when the host USB-C port supports video.

Cons:

• 2.5-inch drives require mounting brackets that are not included.
• HDMI functionality depends on compatible host USB-C video output.
• This is a direct-attached enclosure rather than a complete network-attached storage system.

Its independent bay power switches and hot-swappable design make drive changes convenient, while the cooling system suits larger transfers and sustained workloads. It is a strong choice for expandable PC storage, but buyers seeking network sharing will need separate NAS hardware or software.

Stylish DIY NAS Chassis – JONSBO N4 Micro-ATX Case

The JONSBO N4 is a compact DIY option for shoppers seeking NAS enclosures for PC-based home servers. Its eight-drive layout combines four hot-swap and two non-hot-swap 3.5-inch bays with space for two 2.5-inch SSDs, while supporting Mini-ITX and Micro-ATX motherboards.

Best For: Home-office builders who want a customizable NAS or media server with substantial drive capacity and a distinctive walnut-accented chassis.

Pros:

• Provides eight drive positions: six 3.5-inch HDD bays and two 2.5-inch SSD bays.
• Four 3.5-inch bays support hot swapping for easier drive replacement.
• Supports Mini-ITX and Micro-ATX motherboards plus four expansion slots.
• Walnut wood accents and a steel chassis offer a distinctive appearance and solid construction.

Cons:

• Only four of the six 3.5-inch bays are hot-swappable.
• Component clearances are limited to a 70mm CPU cooler and 230mm GPU.
• Power supply compatibility is limited to SFX units, and only one 120mm fan is built in.

The N4 gives DIY users considerable storage flexibility in a relatively compact format, with USB 3.2 Gen 2 Type-C on the front panel. Carefully check motherboard, PSU, cooler, and graphics-card dimensions before building.

Quiet Eight-Bay Builder – AUDHEID Hot-Swap NAS Case

For a custom NAS enclosure for PC projects, this AUDHEID case emphasizes drive access and cooling. It offers eight hot-swap bays for 3.5-inch HDDs or 2.5-inch SSDs, broad Mini-ITX and Micro-ATX motherboard support, and a separated airflow design for the drives and mainboard.

Best For: DIY media servers, private-cloud systems, surveillance storage, and small-business backup builds that need frequent drive replacement.

Pros:

• Eight hot-swap bays support both 3.5-inch HDDs and 2.5-inch SSDs.
• Dual independent air channels separate drive and motherboard cooling.
• Three temperature-controlled silent fans are included.
• Supports Mini-ITX and Micro-ATX boards, 1U or FLEX PSUs, and CPU coolers up to 58mm.

Cons:

• Motherboard, CPU, power supply, and other core components are not included.
• CPU cooler height is limited to 58mm.
• The front connectivity listed is USB 3.0 rather than USB-C.

Dedicated drive indicators, included SATA cables, drive stands, and mounting hardware make this a practical foundation for a customized storage server. Its component compatibility is broad, but builders should verify cooler and power-supply requirements before ordering.

How We Picked These Nas Enclosures for PC

We selected these models to represent the main ways PC users build network-attached storage: assembling a complete NAS with a motherboard and processor, adding multiple SATA drives through USB-C, or installing a storage-focused system in a desktop or server rack. We considered drive-bay count, 3.5-inch and 2.5-inch support, motherboard compatibility, cooling, hot-swap access, connectivity, physical size, and likely use cases.

Specifications can vary by configuration, so confirm the enclosure’s current drive limits, power requirements, included fans, and compatibility list before purchasing. Most cases require separate drives, a power supply, and NAS software; external DAS products typically need a host computer or compatible NAS operating system.

Quick Comparison

Best For	Recommended Type	What to Prioritize
Beginner backups	UGREEN 2-bay NAS	Simple setup, mobile backup, and low complexity
Flexible external storage	4- or 5-bay USB-C enclosure	Transfer speed, RAID or JBOD support, and host compatibility
DIY desktop NAS	ATX, Micro-ATX, or Mini-ITX case	Motherboard clearance, drive layout, airflow, and PSU space
Large media libraries	Eight- to 15-bay chassis	Expansion room, cooling, power delivery, and maintenance access
Rack-based server builds	4U rackmount case	Rack depth, rail clearance, noise, and front-drive accessibility

Key Buying Factors for Nas Enclosures for PC

Drive Capacity and Bay Layout

Count how many drives you need now and how many you may add later. More bays provide room for larger RAID arrays, backups, and media libraries. Check whether bays accept only 3.5-inch hard drives or also support 2.5-inch SSDs, and verify whether trays are hot-swappable.

Motherboard and Power-Supply Compatibility

DIY cases should match your board size, from Mini-ITX and Micro-ATX to full ATX or E-ATX. Also check CPU-cooler height, graphics-card clearance, PSU format, and the number of available SATA power connectors. A case with many bays may need careful power planning when all drives spin up simultaneously.

Connectivity and Data Protection

External enclosures with USB-C 10Gbps can offer fast transfers, but the computer, cable, and drives must all support the expected speed. Decide whether you need RAID, independent disks, spanning, or simple backup storage. RAID improves availability in some configurations but is not a substitute for an independent backup.

Cooling, Noise, and Maintenance

Hard drives generate heat, particularly when several operate continuously. Look for directed airflow, replaceable fans, dust filtration, and accessible drive bays. Larger fans can reduce noise, while compact or rackmount designs may prioritize density over quiet operation.

Who Should Buy Which Nas Enclosures for PC?

Choose the UGREEN two-bay option if you want a beginner-friendly personal backup system with minimal assembly. A TerraMaster, SABRENT, or WAVLINK multi-bay enclosure is better for users who already have a host PC or NAS and want additional direct-attached storage. Select the DARKROCK, JONSBO, or compact DIY chassis when you want control over the motherboard, operating system, and storage software.

For serious expansion, the Rosewill Helium models and the eight-bay DIY case offer more desktop drive capacity, while the Rosewill 4U chassis suits a rack-mounted server with many disks. Before ordering, map your expected drive count, software platform, available space, and noise tolerance; those four factors usually narrow the choice more effectively than bay count alone.