Rosewill 4U Server Chassis Rackmount Case | 8 3.5″ HDD Bays, 3 5.25″ Devices | ATX, CEB Compatible | 2 Front 120mm Fans, 2 Rear 80mm Fans | 2x USB 3.0
$285.86 Original price was: $285.86.$234.92Current price is: $234.92.
Server Components
Rosewill’s line of server components help you build or improve your own dedicated server.
RSV-R4000U 4U Server Chassis
Spacious Chassis Design
The 4U rackmount server case is designed to allow you to install up to (8) 3.5″ HDDs and an additional (3) 5.25″ devices.
Quiet and Effective Case Fans
The server chassis comes equipped with (2) front 120mm cooling fans and (2) rear 80mm fans for better heat management.
Intuitive Front Panel
Server case features LED indicators for easy Power, HDD and LAN status monitoring as well as (2) USB 3.0 ports.
Highlights:
- Can carry up to 8 HDDS
- 4 pre-installed cooling fans
- CEB and ATX compatibility
- 7 expansion slots
- LED status indicators for HDD, Power, and LAN
- 2 USB 3.0 ports
- Front Panel lock
Large Capacity
The spacious design allows you to install up to (8) 3.5″ HDDs, (3) 5.25″ devices, CEB or ATX motherboard, (4) pre-installed cooling fans, and a PS2 power supply.
Superior Cooling
4 total pre-installed case fans keep your server chassis and hard drives cool to avoid overheating.
PCI Expansion Slots
Expand your server case’s functionality by installing up to 7 PCI expansion cards.
Added Security
Built-in front panel lock provides an added layer of security to your server chassis.
RSV-R4000U | RSV-L4000U | RSV-L4500U | RSV-L4412U | RSV-R4100U | |
U-Type | 4U | 4U | 4U | 4U | 4U |
---|---|---|---|---|---|
2.5″ Drive Bays | 0 | 0 | 0 | 12 (or 12 3.5″) | 0 |
3.5″ Drive Bays | 8 | 8 | 15 | 12 (or 12 2.5″) | 7 |
5.25″ Drive Bays | 3 | 3 | 0 | 0 | 2 |
80mm Fans | 2 | 2 | 2 | 2 | 2 |
120mm Fans | 2 | 5 | 6 | 3 | 1 |
Expansion Slots | 7 | 7 | 7 | 7 | 7 |
USB 3.0 | 2 | 2 | 2 | 2 | 2 |
Width x Height x Depth (Chassis) | 16.8″ x 7″ x 21.1″ | 16.8″ x 7″ x 25″ | 16.8″ x 7″ x 25″ | 16.8″ x 7″ x 25″ | 16.9″ x 7″ x 17.8″ |
Width x Height x Depth (Chassis+Bracket+Handle) | 19.1″ x 7″ x 23.2″ | 19.1″ x 7″ x 27.2″ | 19.1″ x 7″ x 27.2″ | 19.1″ x 7″ x 27.2″ | 16.9″ x 7″ x 19.3″ |
Weight (lbs) | 26.7 | 30.4 | 31.1 | 32.6 | 15.4 |
About Rosewill
Rosewill Inc. was established in 2004, as a go-to resource for PC components and accessories. Over time, it has expanded its product line to include consumer electronics, home appliances, and more. For nearly two decades, Rosewill has remained dedicated to providing its customers with high-quality, reliable products to help accomplish everyday tasks.
28 reviews for Rosewill 4U Server Chassis Rackmount Case | 8 3.5″ HDD Bays, 3 5.25″ Devices | ATX, CEB Compatible | 2 Front 120mm Fans, 2 Rear 80mm Fans | 2x USB 3.0


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Andacious –
Pros: – Tons of space inside, could have easily removed 2 inches of depth to fit a 19″ rack (see cons)
– Good airflow with 2 fans up front directly on the HDD cages and 2 in back
– Solid connections for 3.5 and 5.25 mounts, no wiggle at all
– Filter/noise damper in the front cover is a nice touch
– Mobo standoffs were already set for ATX, extras are included
– Cross-support bar is a thick piece of solid aluminum and is removable
– Full size GPU support is important to me as I have a Quadro M2000 that I use for Plex transcoding
– Included fans are quiet and all worked Cons: – The size specs are wrong; the other reviewer was right! Both the Newegg site AND the manual that came with the case cite the depth as 18.89 inches, but it is 21 inches from the back to the rack ears. This is super annoying considering the depth is the entire reason I bought this case. This case loses a star for being inaccurate.
– No cable management Overall Review: This is a nice server chassis and makes it easy to move from a standard midtower case. The HDD cage modules are awesome, I love that they come out from the front and have fans build into them that cool all 4 drives in each module.
Joseph V –
Pros: Its short, both a pro and a con. Cons: The unit that arrived has a stripped bolt hole for one of the motherboard mounting holes which is annoying because of the location of the hole it would otherwise provide key support on the left side of the board.
The motherboard mounting peg just spins around and around, hole is clearly stripped.
Can the base mounting plate itself be replaced or is this a total return? Overall Review: Not if they keep arriving like this, this wastes valuable time and resources dealing with shoddy product.
Rogier V. –
Pros: Lots of inside space, fits 8 HDD’s + 3 3.5″ bays, easily fits an ATX or E-ATX motherboard.
Stocks fans are OK, not as loud as other make out to be. Cons: Even though it has protective film, the top is scratched and damaged beyond fixing, definitely not quality control was done on this product.
The HDD bays are SUPER tight, hard to get out. Same goes for the HDD brackets, the side pins are adjustable but even on the widest setting it doesn’t fit a standard WD-RED drive. Because of that the pads are a little bent and very difficult to get back in the tray. Overall Review: Cheap case for the beginning home server enthusiast, but if you can spare it go with a more reputable brand.
William B. –
Pros: I like the look of it and the layout. It’s not as functional as it looks. I would have to heavily modify my 19″ rack or the case to mount it properly. Then cut out the front fan bays to use fans in the front Cons: They tried to roll the edges but the case it very sharp. I cut myself countless times on the inside.
I use it with railings inside a server case – unfortunately, mine isn’t square. The rear is 17 1/8″ while the front is 16 7/8″ This means the case can’t slide all the way back into the server frame using standard rack rails. I would have to hammer in the back of the case where it’s wider.
The front fans look nice but they are loud. The small vent holes in the face themselves cause a whistling noise. I tested other 120mm fans – all super quiet outside of the case. Once mounted every fan whistles and whines. Overall Review: The overall length should show 23 1/4″, not 21.1″. The front handles are NOT removable unless you don’t need the front flap door. The door is attached to the handles. Removing the handles is also the spacer for the front rack flange/bracket also. Pretty much stuck with the front handles. Also, the handles aren’t notched for rack rail sliders so you’d have to cut out a section of the handle sides or cut the rack rails short unless you just use the front bracket mounts. There’s some screw holes for rail drawer sliders but not enough to fit some of the more standard configurations.
The front usb ports are nice but it would have been better to put a 3.5″ bay there to fit an aftermarket usb panel with USB 3.0 & 3.2 ports instead of USB 1. The usb’s are too close to the reset and power button also.
Only the front face is black, everything along the sides, top, bottom is silver steel
Lawrence J. –
Pros: Affordable chassis Cons: Fragility Overall Review: Im aware that this is a budget case but at least make things sturdy enough to where they dont disintegrate whilst trying to install them. This is the second time this has happened. Its very discouraging future purchases Rosewill.
Trainman –
Pros: easy to build in Cons: drive sleds are made out of paper the instantly started to snap when I tried to pull them out Overall Review: it works its a case just dont expect the drive sleds to survive
Ulysseus T. –
Pros: Its big sturdy and has a fair amount of features for the price. The front cover is vented and keyed. there were no sharp edges where I was building the server. The fans were quieter than I expected. Cons: A lot of small screws in places where there should be larger ones. The main cover could use a latch to open with a security screw. The front panel could also use a latch to hold the door closed. Overall Review: It is overall a good simple chassis.
Anonymous –
Overall Review: try to get something that has hot swap