Rosewill 4U Server Chassis Hot Swap HDD 12 Bay Rack Mount Server Case, Support 12x 3.5 HDD Bays E-ATX Board, Rackmount Server Case Include Front 3X 120mm Fans Rear 2X 80mm Fans, 25" Deep RSV-L4412U
Want the best price and purchase timing?
Our AI advisor analyzes real-time pricing across all channels to find you the best deal.
AI Verdict
A 4U rackmount server case with 12 hot-swappable 3.5"/2.5" SATA/SAS bays and E-ATX support, built for high-density storage on a budget.
This chassis is a strong fit for budget-conscious users needing extensive storage and E-ATX motherboard support in a rackmount form factor. Its 12 hot-swap bays and included cooling make it a functional base for a server or NAS build.
If the plastic drive caddies are a deal-breaker, look for cases explicitly stating metal or more robust drive tray materials.
Regret Score™
Medium RiskLower is better — measures purchase-regret risk from real buyer complaints, review credibility, and product maturity
Issues discovered after purchase
Critically weak dimension
Amazon rating vs actual quality
Chance this product isn't for you
Pros
- Accommodates 12 internal 3.5"/2.5" SATA I, II, III, and SAS hot-swappable devices for extensive storage capacity.
- Supports E-ATX motherboards and includes 7 PCI expansion slots for system flexibility and growth options.
- Comes with 5 pre-installed fans (3 front 120mm, 2 rear 80mm) designed to manage heat effectively.
- Features a front panel with 2 USB 3.0 ports and a built-in lock for security and convenient access.
- Constructed from durable metal and steel with a 1.0 mm thickness for structural integrity.
Cons
- The plastic drive caddies are reported by users to be flimsy and have a wobbly hinge mechanism.
- Pre-installed fans can generate noticeable noise, leading some users to replace them for quieter operation.
- The 25" deep chassis might not fit all standard server racks or home setups.
- Internal cable management can be challenging due to the case design and numerous drive connections.
Dimension Scores
The case offers 12 hot-swappable drive bays and E-ATX compatibility, providing high storage density and expandability for server applications.
Users frequently report that the pre-installed fans are audible, leading many to replace them for quieter operation in home environments.
The chassis is constructed from metal and steel with a 1.0 mm thickness, providing a sturdy frame, but the plastic drive caddies are noted as flimsy.
The internal design, especially with 12 drives, can make effective cable routing and management challenging for users.
Best For
- Home lab enthusiasts building a high-capacity network-attached storage (NAS) or media server.
- Small businesses needing a cost-effective rackmount solution for data storage and server applications.
- Users requiring hot-swappable drive bays for easy maintenance and drive replacement.
Not Recommended For
- Environments where absolute silence is a critical requirement due to fan noise.
- Users expecting premium, tool-less drive caddies and internal components.
- Compact server rack setups that cannot accommodate a 25" deep chassis.
Watch Out For
- The 12 drive caddies are made of plastic and are described as flimsy with a wobbly hinge, which can be a concern for frequent drive swaps.
- Many users report replacing the pre-installed fans due to their noise level, especially for home use.
- The case's 25-inch depth requires careful measurement to ensure compatibility with existing server racks.
- Some users find the internal layout makes cable management difficult, particularly with 12 drives and their associated power and data cables.
Full Specifications
| ASIN | B097Y25FGK |
| Brand | Rosewill |
| Color | Silver |
| Series | RSV-L4412U |
| Fan Size | 120 Millimeters |
| Material | Metal |
| Case Type | Integrated |
| Model Name | RSV-L4412U |
| Item Weight | 32.6 pounds |
| Manufacturer | Rosewill |
| Cooling Method | Air |
| Item model number | RSV-L4412U |
| Product Dimensions | 31.1 x 22.9 x 11 inches |
| Item Dimensions LxWxH | 31.1 x 22.9 x 11 inches |
| Number of USB 2.0 Ports | 1 |
| Number of USB 3.0 Ports | 2 |
| Motherboard Compatability | Extended ATX |
| Power Supply Mounting Type | Rear Mount |
| Recommended Uses For Product | Business |
What Buyers Say
The Rosewill RSV-L4412U is often chosen for its value, offering 12 hot-swappable drive bays and E-ATX support at a price point that's hard to beat for this capacity. Many users highlight the sturdy metal exterior, but a recurring point of contention is the quality of the plastic drive caddies, which are frequently described as flimsy. The pre-installed fans are functional for cooling but are often replaced by users seeking a quieter setup, especially in a home lab environment. Despite these minor drawbacks, it's seen as a solid foundation for a storage-heavy server build.
“Man, this thing holds so many drives for the money, but those plastic caddies feel like they're gonna snap every time I pull one out, and the fans sound like a jet engine, gotta swap those out ASAP.”
Common Praise
- Provides 12 hot-swappable 3.5"/2.5" drive bays for extensive storage.
- Supports E-ATX motherboards and offers 7 PCI expansion slots.
- Considered a cost-effective option for its features and storage capacity.
- Constructed from durable metal and steel, giving it a robust feel.
Common Complaints
- The plastic drive caddies are flimsy and have a wobbly hinge, which can be frustrating.
- The pre-installed fans are noisy, prompting many users to replace them.
- Internal cable management can be difficult, especially with a full complement of drives.
- The front panel only has 2 USB 3.0 ports, which some users find limited.
Ownership Tips
- Expect to replace the stock fans if you want a quieter server, especially if it's not in a dedicated server closet.
- Be gentle with the plastic drive caddies; they are not built for heavy-duty, frequent handling.
- Plan your cable routing carefully before installing all components, as space can get tight with 12 drives.
- Ensure your power supply is a PS2 form factor and consider its depth, as some larger PSUs might be a tight fit.
Frequently Asked Questions
Does this server chassis include drive caddies?
Yes, it includes 12 hot-swappable bays that support both 3.5" and 2.5" SATA I, II, III, and SAS drives.
What type of power supply does this case use?
The chassis supports a standard PS2 power supply.
Are the pre-installed fans loud?
User feedback indicates the pre-installed fans can be noisy, and some users opt to replace them for quieter operation.
What motherboard sizes are compatible with this case?
It is compatible with E-ATX, ATX, and Mini-ATX motherboards.
What are the dimensions of the case?
The case measures 430mm x 178mm x 650mm (16.93" x 7.01" x 25.59") and weighs 39.6 pounds.
Buying Guide
When looking at a server chassis like this, you're essentially buying a big metal box designed to hold a lot of hard drives and a powerful motherboard in a rack. The '4U' means it takes up four units of space in a standard server rack. 'Hot-swap' bays are key; they let you pull out and replace drives without shutting down the whole system, which is super handy for maintenance or adding storage. 'E-ATX compatible' means it can fit larger motherboards, giving you more options for powerful server components.
4U Rackmount
This refers to the physical size and shape of the case, indicating it's designed to be mounted in a standard 19-inch server rack and will occupy four units of vertical space. Think of it like a specific shelf size for your server equipment.
12 Hot-Swap 3.5" HDD Bays
This tells you the case can hold up to 12 large hard drives, and you can remove or insert them while the server is running. It's like having easily accessible, individual drawers for each of your hard drives, without needing to open the entire case.
E-ATX Compatible
This specifies the maximum size of motherboard you can install. E-ATX motherboards are larger than standard ATX boards, often offering more expansion slots, CPU sockets, or memory slots, which is important for high-performance server builds.
Alternatives
If the drive caddy quality is a concern, look for server cases that specify metal drive trays or a tool-less design. For quieter operation, seek cases with larger, slower-spinning fans or dedicated sound dampening features.
You Might Also Like
Micro ATX PC Case | Mini Tower Computer case | Pre-Installed 120mm*1 RGB Fan | ITX Desktop Chassis for MATX/ITX | 240 RAD | 280mm GPU | 160mm CPU Cooler Height - White S6
$0-$49This MAQUY S6 is a budget Micro ATX case with a pre-installed 120mm RGB fan, supporting 280mm GPUs and 240mm top radiators for entry-level builds.
Micro ATX Case, Mini PC ITX Desktop Computer Case MATX Case Support ATX PSU/250mm GPU/135mm CPU Cooler/1x 3.5’’HDD or 2X 2.5’’SSD/USB 3.0 Port
$0-$49This is a compact 38.5x19.5x32.5cm Micro ATX case supporting 250mm GPUs and 135mm CPU coolers, designed for budget workstation builds.
Small PC Case, ITX Mini Computer Case with 360 Degree Ventilation, 10.5L Compact Design for ITX Motherboard, SFX Power Supply, 4 x 2.5 Inch SSDs
$50-$99This 10.5L acrylic ITX case supports SFX/SFX-L PSUs, ITX motherboards, and GPUs up to 210mm, designed for compact builds.
Micro ATX PC Case | Mini Tower Computer case Support Vertical GPU Mount | Pre-Installed 120mm*1 RGB Fan | ITX Desktop Chassis for MATX/ITX | 240 RAD | 320mm GPU | 165mm CPU Cooler Height-Black
$0-$49A budget Micro ATX case with a mesh front, tempered glass, and support for 320mm GPUs and 240mm AIOs, but only one pre-installed 120mm RGB fan.