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Kingwin SSD/HDD Internal SATA Tray-Less Hot Swap Mobile Rack Cage for Dual 2.5” SSD/HDD. Hard Drive Backplane Enclosure,Support SATA I/II/III & SAS I/II 6 Gbps Performance [Optimized for 2.5” SSD/HDD]

4.2 out of 5 stars 1,634 ratings

$32.99
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Rack Cage

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  • ✔️ DELIVER PEAK PERFORMANCE - Our hard drive mobile rack enclosure supports SATA I/II/III & SAS I/II, the patented non-scratch SATA connector provide up to 50k insertion rate and can delivers up to 6Gbps speed for maximum performance. There’s also LED indicators to indicate power & hdd activity
  • ✔️ HOT SWAP CAPABILITY - The Kingwin mobile rack hard drive enclosure enables you to hot swap two 2.5” SSD/HDD drives using one of your open 3.5” floppy drive bay. Our mobile rack is designed to provide trouble free Insertion, improved drive mechanism, ensure a sturdy connection, and provide easy mobility for your hard drives. Idea accommodation for enterprise system applications
  • ✔️ QUALITY CONSTRUCTION – Our hard drive cage is compatible with all types of PC & Server cases. We designed and manufactured our mobile rack with high quality ABS and metal material, not only helps maintain ideal drive operating temperature, also provide excellent heat dissipation. We also build in key lock feature so you can keep your data safe
  • ✔️ FLEXIBLE DRIVE OPTION & TRAY-LESS DESIGN – Universally compatible, we give you flexibility on hard drive options, our hot swap backplane is fully compatible with all 2.5” drive format, whether it’s mechanical SATA drive or SSD our mobile rack enclosure will let you access your data easily and quickly. We also feature tray-less design for quick installing and removing bare drives without tools or screws
  • ✔️ PERFECT FOR PROFESSIONAL USERS & GUARANTEE SERVICE – Our drive cage enclosure is perfect for server computer, cloud computing storage, desktop PC, media backup, security systems, etc. We are committed to the quality of our products. If for any reason our drive enclosure does not perform as listed, please directly message us and we will surely handle your concern promptly

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Kingwin SSD/HDD Internal SATA Tray-Less Hot Swap Mobile Rack Cage for Dual 2.5” SSD/HDD. Hard Drive Backplane Enclosure,Support SATA I/II/III & SAS I/II 6 Gbps Performance [Optimized for 2.5” SSD/HDD]
StarTech.com 5.25" to 3.5" Trayless Hard Drive Hot Swap Bay - Removable Hard Drive Bay for 3.5" SATA/SAS Drives - Aluminum (HSB1SATSASBA)
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SABRENT 2.5 Inch to 3.5 Inch Internal Hard Disk Drive Mounting Bracket Kit (BK-HDDF)
Corsair Dual SSD Mounting Bracket (3.5” Internal Drive Bay to 2.5", Easy Installation) Black
Customer Rating 4.2 out of 5 stars (1634) 4.5 out of 5 stars (128) 4.3 out of 5 stars (191) 3.8 out of 5 stars (129) 4.7 out of 5 stars (1128) 4.7 out of 5 stars (23236)
Price $32.99 $34.93 $87.99 $30.37 $6.99 $6.00
Shipping FREE Shipping. Details FREE Shipping. Details FREE Shipping. Details FREE Shipping. Details FREE Shipping on orders over $25.00 shipped by Amazon or get Fast, Free Shipping with Amazon Prime FREE Shipping on orders over $25.00 shipped by Amazon or get Fast, Free Shipping with Amazon Prime
Sold By KWI-Kingwin Amazon.com Amazon.com Amazon.com Store4PC Amazon.com
Are batteries required? No No No No No No
Computer Memory Size 0 GB 0 GB 0 TB 0 TB
Item Dimensions 5.28 x 3.94 x 0.94 inches 7.06 x 5.75 x 1.65 inches 6 x 5.7 x 1.7 inches 7.4 x 5.8 x 1.65 inches 3 x 0.3 x 0.5 inches 5.7 x 3.97 x 0.9 inches

Product Description

A tool free and trouble free solution for your storage needs. KF-251-BK supports up to two 2.5" SATA hdd and it's tray free design allows you to easily swap and exchange drives in seconds.

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From the manufacturer

SSD/HDD 2 x 2.5” Hot Swap Mobile Rack Docking

The Kingwin KF-251-BK turns your unused 3.5” bay into a dual SSD/HDD dock enclosure to easily use multiple drives together. Installation into your system only takes minutes and easily swap out your 2.5” drives in seconds. Without ever open your pc case, the Kingwin KF-251-BK mobile rack docking enclosure protects your drives from any environmental hazards and keeps your data safe.

Customer reviews

4.2 out of 5 stars
4.2 out of 5
1,634 global ratings

Top reviews from the United States

Reviewed in the United States 🇺🇸 on February 23, 2022
Style: 4 Bay 3.5" HDD B*: Rack CageVerified Purchase
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4.0 out of 5 stars It Works, But Has Some Annoying Shortcomings
By J. Whiteside on February 22, 2022
Well, I finally upgraded my old AMD Sempron 145 Unraid server after 11 years of service. My "plan" was to re-use my trusty Norco SS-400 drive bays, despite purchasing them in a different era and featuring a maximum specification of SATAII speeds. Upon upgrading my SAS HBA to 6gbps SATAIII speeds, that "plan" fell apart. I started seeing errors on a few of the drives. After a couple of disabled drive events due to write errors, I knew I had to replace the drive bays.

Unfortunately, it seems like the drive bay market doesn't have any "clear" winners these days. After a lengthy search, these Kingwin's appeared to be about as "premium" as one can get these days. I pulled the trigger on three of these Kingpin's to fully replace my finely aged Norco's. I planned to replace the fan immediately as I know these units always come with loud, obnoxious and typically poorly performing fans.

I read over the specs and I knew these units came with an odd sized 80x80x15mm fan. I thought, "How dumb would you have to be to not support the most common fan in the world, 80x80x25mm? Well, I'll kill the suspense. These are THAT dumb. You can make it work, but definitely not well. To get my Noctua NF-A8 FLX 3 PIN fans sufficiently secured, I could not install the drive bay's fan protector over the fan with the supplied screws. A longer screw by just 1mm would have done it. So, now my fans are just sitting out there, waiting to eat a SAS cable one of these days. The whole fan mount is odd, too, I can easily think of very minor design tweaks that would have greatly improved the fan installation. Had I known the fans would be exposed, I definitely would have selected one of Noctua's "prettier" fans.

But wait, it gets worse. The drive bay's fan connector of course doesn't use the industry standard 3-pin Dupont style connector like you'd see in every 3rd party case fan sold today. No, it uses the micro-style Dupont connector, the likes you would see on enterprise network or server hardware and ultra compact equipment. The 3-pin Dupont connector has been around in PC's since the 1980's, at least! Maybe there are adapters, who knows? Frankly, there's only so much I'm willing to put into a poor design choices to "make it right." I just brought the fan connectors back to my motherboard through some PWM fan splitters. It's a hack job, but it works I guess.

I just find it hard to believe such a disregard for common standards can still be a thing in 2022. I expected this kind of thing ten years ago, not these days. Even my decade plus old drive bays were built properly, so there's just no excuse.

Enough of the complaints. The drive bays are actually quite nice. They are made from metal and are attractive for the most part. I went from a tray design to trayless, which I was a bit hesitant about. Turns out, trayless is pretty sweet. I had no problems with fitting the 4-in-3 into my case, it slid right into the rails. I also liked that these new bays shaved off probably 2 inches of depth compared to my Norco bays, which gave my motherboard's rear facing SATA ports a bit more berth. If you don't like the rather bright LED's on the individual bays, a switch can be set to turn them off. I don't mind them (for now, subject to change) and I really like that they indicate drive usage - a missing feature on my Norco's.

I had no technical troubles to speak of, which is decidedly a win. (Though I did have to mod my case with a Dremel to fit three drive bays on my original build 11 years ago.) All 12 drive bays were immediately responsive, negotiating at 6gbps SATAIII. I run a mix of 16TB and 8TB Seagate hard drives at this time, though I'd be surprised to see a drive bay be incompatible with drive sizes. It's really more about cooling ability and the means of staying within drive specifications. Possibly a silver lining to the fan issues described above, the motherboard's PWM control of the fans does make for a slightly quieter operation most of the time.

Probably most important, cooling capability. One of the very first things I did was run a parity check, which rips all 12 drives at full speed for around 16 hours. It's a serious stress test and will push drive bays to their limit. My Norco cases would peak at 115F with ambient air in the mid-to-high 60's, hot but still within my drive specifications. The Kingwin's perform pretty much identically, probably on account of using the same fan. This offers me a bit of breathing room for higher ambient temperatures, since my drive's peak operating temperature is 149F. I'd be concerned if I ever saw indoor ambient air temperatures above 100F, though.

So, what's the final verdict? Assuming no troubles come my way, and I'll update if I do have them - I do recommend these Kingwin 4-in-3 drive bays. They're probably about as good as it'll get at this time. I'm frustrated by the fan issues, but I won't see it because my server isn't some RGB freak show in a glass case. If I were doing a higher end build, I'd probably spend the effort to find the right screws. I'd also terminate my own Dupont fan adapter, but I'm way too unmotivated to do it for a utilitarian server build. I'm hoping this will be a good storage foundation for another 10+ years.
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Reviewed in the United States 🇺🇸 on September 25, 2022
Style: 2.5" HDD/SSD Dual Bay*: Rack CageVerified Purchase
Reviewed in the United States 🇺🇸 on January 23, 2018
Style: 2.5"/3.5" HDD/SSD A Single Bay*: Rack CageVerified Purchase
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3.0 out of 5 stars Good idea. Poor execution.
By Todd Tran on January 22, 2018
Out of all the similar products I've seen on the market, these seem to be the best. Granted, I have not purchased each of everything on the market, nor do I have that kind of money, but I have to say that this product is not worth the $40 (plus tax)I paid for them.

Don't get me wrong, I love the idea and a great idea it is. My purpose is for quick deployment and backup of individual systems, and this product (or similar products) is great for that. If you don't understand the benefits, look it up, that's not part of a product review.

So the bad parts of this product are below.
This product, as shown in the pictures are very visually pleasing. However, the "locking latches" are not metal. They look like aluminum castings, and for $20, (my bad) I assumed they were metal. Right out of the box, I thought there were blemishes on the latches, but they are areas the paint or plating hadn't adhered to "the plastic latch". So that was a big let-down, but they are still functional. I would save a few bucks buy buying the same one, unpainted.

Next are the USB ports. I've also attached a photo of how unsightly the two USB ports are. They aren't even straight. Is it a big deal? No, but the value of $40 continues to diminish. It's one of those things that... a year from now, you would think to yourself, "this things bugs me every day. Why didn't I return it when I had a chance".

Now for the ON/OFF switch on the left side. My question is... "WHY?" Is it to save power? Can't you turn off the drives via software? Can't you pull out the drive you're not using? I thought it was odd. Without tracing the wires back, because MOST non-tech-savy buyers wouldn't know to, I randomly flipped the switch and both drives shut off and my system started hanging. I had to turn flip the switch back on, went into Device Manager and rescanned drives and things went back to normal. So, this switch is pretty pointless. It actually interrupts the clean look of the front face.

Speaking the front face, the plastic is CHEAP CHEAP CHEAP plastic. Not that most of us would think about using this kind of equipment outdoors, but I highly doubt this thing would survive 24 hours under the sun's rays, and I'm sure the manufacturer knows this. It feels like the cheap plastic the Chinese use in cheap Chinese toys. Be really careful of the plastic bridge right above the 2.5" drive slot. It's literally a thin plastic bridge and I nearly broke it as I was holding it inverted, looking at the bottom of the unit. Again, the value (not the cost) of this product continues to decline.

So we're still on the cheap-streak. Turning to the innards, all the metal parts are equally as cheap. Everything is THIN sheet metal. I remember back in the day, this kind of thing could withstand a tank rolling over it. Maybe I'm exaggerating but I wouldn't be surprised if I could crush this thing with a dictionary. I have one around here somewhere... They didn't even bother to debur the edges and you could easily cut your digits by handling this product in any non-ginger way.

I use Hard Disk Sentinel to monitor my drives so I have temperature values to share. At present, I have 4 drives running on my computer:
Internal 3.5, attached to the chassis (Dell), an external 2.5 in a plastic case, and the Kingwin chassis with a 3.5 and 2.5 drive. The internal drive is running at a cool 32-35C. The external is running at 23-27C. The two drives in the Kingwin are running in the 40-45C range. As I'm writing this review, all drives are hardly doing anything and these are the temperature variants. For $40, they could have attached a couple 40mm fans in the back to pull some of that hot air away. Surely even the ambient heat at idle would greatly reduce the life of the drives in this chassis. I have a similar 3x 3.5 drive cage installed in a server which has an 80mm fan in the back for exactly this reason. Granted, it was $70... but it has actual anodized aluminum latches.

I do like the fact that this chassis is suspended on shock absorbers, but the holes were JUST off, making them a little tricky to get the screws in, but once it's in, it's in. I really like the idea of this product and I MAY buy more, but surely not for $40. It's not worth $40. I paid about $20 for my StarTech single drive enclosure, which is pretty much the same build quality. So, I would say the value of this product isn't more than $30 in my opinion. To make this product worth $40 or even $50, the manufacturer would need to switch to the standard ABS plastic for all the plastic bits, a bit heavier gauge sheet metal for all the shiny bits, and add a cooling fan or two in the rear. Cast latches would be nice too, and I would pay the full $50-55 for those modifications. But I wouldn't pay more than $30 for this product as it is.
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Reviewed in the United States 🇺🇸 on July 31, 2022
Style: 2.5" HDD/SSD Dual Bay*: Rack CageVerified Purchase
Reviewed in the United States 🇺🇸 on September 19, 2022
Style: Inner tray KF-91-BK*: Rack CageVerified Purchase

Top reviews from other countries

Maureen Gardner
4.0 out of 5 stars Good quality, works, but not perfect
Reviewed in the United Kingdom 🇬🇧 on April 9, 2021
Style: 2.5"/3.5" HDD/SSD B Single Bay*: Rack CageVerified Purchase
One person found this helpful
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Sir Richie Rich
1.0 out of 5 stars Didn't detect drives very well.
Reviewed in the United Kingdom 🇬🇧 on May 10, 2021
Style: 2.5"/3.5" HDD/SSD B Single Bay*: Rack CageVerified Purchase
kevin
2.0 out of 5 stars does it work
Reviewed in the United Kingdom 🇬🇧 on January 20, 2022
Style: 2.5"/3.5" HDD/SSD B Single Bay*: Rack CageVerified Purchase
Adrian lane
5.0 out of 5 stars Works well
Reviewed in the United Kingdom 🇬🇧 on June 23, 2019
Style: 2.5" HDD/SSD Dual Bay*: Rack CageVerified Purchase
David Spencer
4.0 out of 5 stars A useful internal dock for 3.5 inch or 2.5 inch drives, if you know what you're doing.
Reviewed in Canada 🇨🇦 on August 29, 2018
Style: 2.5"/3.5" HDD/SSD B Single Bay*: Rack CageVerified Purchase
5 people found this helpful
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