The Data Robotics Drobo 4-Bay Hard Drive Array Enclosure delivers an expandable solution for creative professions and small businesses in need of high performance backup storage. Built on BeyondRAID technology with single drive redundancy, the Drobo protects your data automatically, even in the event of multiple drive failures. Able to hold up to four hot-swappable drives, this system ensures you'll have a high-performance connection to virtually any system with available USB 2.0 and FireWire 800 connectivity. With its unique ability to mix and match drives of several different classifications, the Drobo allows you to instantly expand your capacity simply by adding or replacing a drive. With self-healing and drive redundancy technologies, the Drobo helps make sure your data is always safe and accessible.
Since Drobo is 'Data Aware', it tracks where data is on each disk, so it can differentiate between used and unused portions of disk. This expedites rebuild times and reduces your risk of losing data to an additional disk failure.
Virtualization is what enables BeyondRAID to effortlessly change the data arrangement on the drives, for example, changing data stored as a mirror into data stored as parity stripe, without interrupting the user access to data. Virtualization completely decouples the physical space available in the array from the space reported to the operating system. This is how BeyondRAID is able to eliminate the need to manually expand/contract the file system as more space becomes available or is removed.
| Interface / Transfer Rate (Max) | FireWire 800 Read: Up to 52MB/s FireWire 800 Write: Up to 34MB/s USB 2.0 Read: Up to 30MB/s USB 2.0 Write: Up to 24MB/s |
| Drive Capacity | Up to four 3.5" SATA I or SATA II hard drives Drives may be from any manufacturer Drives may be up to 4TB capacity, spindle speed, and/or cache |
| Acoustics | Normal Operation (negligible): 20.9 - 24.2 dB |
| Power | Idle System (standby, drives off): 5W Typical Idle System - Idle, Drive Spin Down Mode (1 drive): 12W Typical Busy System (4 drives): 40W |
| Utilities | Windows: NTFS Mac OS X: HFS+ Cross-Platform: FAT32 |
| Operating Systems Supported | Windows 7 (32/64) SP1 Windows Vista (32/64) SP1 Windows XP (32/64) SP3 Windows 2008 Server R2 (64) SP1 Windows 2003 Server R2 (32/64) SP1 Mac OS 10.5.8 or later (Intel Only) Mac OS Server 10.5.8 or later (Intel Only) |
| Certification | Emissions: FCC Part 15, Class B Safety: UL & cUL |
| Security | Kensington lock port (lock not included) |
| Power Requirements | AC 100 - 240 V |
| Dimensions (WxHxD) | 6.0 x 6.3 x 10.7" (15.2 x 16.0 x 27.2 cm) |
| Weight | 6.7 lb (3.1 kg) |
REVIEW SNAPSHOT®
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Most Liked Positive Review
Drobo shines but still needs refinement.
Things that are great about it.1) Very quiet when under 87% full.2) Very easy to set up, interface, and swap drives.3) Attractive (I actually think it looks cooler with the front...Read complete review
Things that are great about it.1) Very quiet when under 87% full.2) Very easy to set up, interface, and swap drives.3) Attractive (I actually think it looks cooler with the front cover removed), and the lights on the front are cool too.4) Peace of mind is wonderful. My data is secure, hallelujah!5) Firewire connection is super fast and stellar cool (under 87% full of course).6) This thing came in the box with a firewire cable... that was a very pleasant surprise. Most companies cheap out and make you buy a $40 cable separately to hook up your toys.7) It sleeps and wakes seamlessly with the OS X operating system... sweet!Things that definitely need attention from the developer.1) There is no power switch. When you manually put Drobo in standby mode you must unplug it and plug it in again to get it to interface with the computer. Either add a power switch, best option, or put a radio button on the drobo advance interface that allows reconnection to a Drobo in standby mode... what product doesn't have a power switch anyway?2) When the unit gets to around 87% full it is not easy to add additional data and does not function as expected. First, it deliberately slows down data transfer to a near standstill to encourage adding another drive (or replacing one with a larger drive). I was told by technical support that this was programmed into the unit. A firmware upgrade is supposed to "help" this, but it didn't seem to make much difference for me. Slowdown, by the way, meant it took me almost 5 minutes to load 800 mb onto my Drobo when it told me I still had approximately 190 gb available for "data storage". Second, Drobo sounds like a constant train wreck as it is transferring data around feverishly between hard drives. I began to get worried it would burn up my hard drives. Below approximately 87%, the Drobo is nice and quiet and runs smoothly.Keep in mind that this 87% is really 87% of 50% as the unit only gives you half of the size of the hard drives inserted due to the redundancy of the data backup.3) Warranty needs to be addressed. Nowadays, it seems like electronic equipment has a very short shelf life. It may be built to last a while, but why not offer a 5 year warranty, even if it has to be purchased separately? This way one can feel confident that not only is their data safe, but that the device they entrust to keep their data safe is worry free for a long time. 4) Power cord has a huge brick of a transformer attached. How about building it into the unit itself? No one likes those things.5) I know that these things can take up to four, 4 tb hard drives... but how about a model that can hold say eight hard drives? It is going to be years before we get to the 4 tb mark on individual hard drives.Overall this is a good second generation product and if you can avoid filling it beyond approximately 87%, you will be super happy with it. The good people at Data Robotics really need to address these limitations so that their Drobo can be everything it was promised to be. I have faith! This thing is really awesome if you can live with the limitations, and the good aspects of this product really do outweigh the bad. If I had known all this going in, I would have still purchased my Drobo.
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Most Liked Negative Review
Clever and good device
The concept and the device really deserves 5 stars. Its great, setup is easy, and the fact that you dont have to manage the data is a huge weight off your shoulders. Its ...Read complete review
The concept and the device really deserves 5 stars. Its great, setup is easy, and the fact that you dont have to manage the data is a huge weight off your shoulders. Its flexibility is also a huge plus. Im using it primarily right now as a time Machine backup drive for my Mac Pro. I installed 3 WD Caviar Black drives currently. The reason I didnt give it 5 stars is because the first unit I got formatted fine, setup easy and although the initial backup with Time machine took a few tries due to stalling and errors (Which may be due to the TM not the Drobo) it finally took and was running fine for 4 days. Suddenly I had a failed TM incremental backup, I shut down, rebooted the Drobo and the entire drive suddenly became "Read Only" instead of "Read/Write" I couldnt do anything with the current data on it, Disk utility could not unmount it, or repair, etc. Wound up having to do a hard reset of the entire Drobo and start all over. Again, this could have been due to the OS, but it occurred right after I did a firmware update for the Drobo and its dashboard software. None the less, I reset, reformatted, checked permissions, partition scheme and all that, and tried again, still failed initial backups. My only gripe is that I called Drobo tech support for help. They are very helpful and polite, but after trying all of the typical diagnostic procedures over the phone, the issue seemed to have extended beyond the scope of the general tach support they had. I was assigned a case number and was passed to tier 3 tech support which was indicated was the engineers and the "Big guns" Well its been almost 7 days as of this writing and I have not heard any response from them. I will give them the benefit of the doubt and say perhaps they are backed up or busy, but I am just a little let down because in the meantime, I am without my backup and have a expensive piece of equipment that is not operating properly. I opted to, at my own discretion contact B&H and exchange the unit for a new one, which they did without question and promptly, but it would have had been nice to have the manufacturer take the initiative and offer to shoot a new unit out for me and send them they questionable one back so that while tier 3 tech support finishes doing whatever they may be doing, at least a new customer of theirs would not be without the product they paid for. Thats it, my only real gripe. The new unit is working fine, set it all back up, no hitches. The fan is a bit noisy in this unit over the original one I received. But so far so good. I have only had the new unit up for 2 days so far.
As far as the unit itself, its nicely designed, it looks like a glossy black loaf of bread with blue lights. Its really easy to setup and use, if you can put a tape in a VCR (haha) or better yet, if you can put an 8 track tape into a player, you can put a drive in, then it takes over and does its thing. I notice the hard drives run a lot, and the fans kick on often, it seems like its doing "stuff" often, which is a good thing I presume, but it does make some noise, and if the sound of a number of hard drives wacking away in the muffled thumping sound bothers you, then dont expect to have this sitting right next to you on your desk. The indicator lights are really so simple and easy to understand.
I was very tempted to get one when the 1st gen came out, but the USB only interface held me back, no this new 2nd gen has firewire 800 support as well as the USB so it speed up the data transfer for large amounts over the firewire 800.
In closing, I would recommend this to someone looking for a redundant and flexible backup. Im not very well versed with all of the flavors of RAID. I just simply need a solid and easy to use backup in case I had a catastrophic failure with my data. I feel better knowing that the Drobo will hold my entire computers 3 internal drives data out on the drives I have in it now, as well as easily allow me to slide in larger or more drives if need be, as well as protect against any of those drives in itself from failing. SO short of fire, flood, or vandals- and for those theres always fire extinguishers, boats, and guns...(Or heaven for bid another wacky read only fiasco) the data should be safe.
In comparison to other similar devices configured with similar storage capacity, the Drobo takes the pie
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Comments about Drobo 4-Bay Hard Drive Array Enclosure:
Recently purchased this drobo for home use with a network database for movies. Currently have it hooked up to airport extreme and running apple TV with it. I also use it to backup all documents and large files. Best part is when space gets low i just order another hard drive - slide it in, and its good to go! The enclosure being finsihed looking lets me leave it out in the open, and it actually looks nice. My one 'complaint' about the unit would be that when the fan kick into high speed to cool off, it can be a little loud with nothing else in the room on. Solution was to put it in a room that no one stays in.
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Comments about Drobo 4-Bay Hard Drive Array Enclosure:
I use it strictly for backup and it's okay. It is very slow to transfer large amounts of data.
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Comments about Drobo 4-Bay Hard Drive Array Enclosure:
I use the Drobo v2 for mass storage, the UI is very well designed and easy to use (OsX). Adding drives couldn't be easier and I've encountered no problems using the device. I would not suggest using this as a scratch drive at any cost.
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Comments about Drobo 4-Bay Hard Drive Array Enclosure:
I purchased the bare 4-bay unit as a backup raid-style system for my photography business after my Sans Digital maxed out. I put in my own drives (easy) and the unit has a ton of future growth capacity. Compared to my old Sans Digital the Drobo is significantly more quiet in its operation and I like its energy saving features. Installation was fast and straight forward.The unit comes with a software dashboard that produced an error message everytime the computer booted up. Drobo customer service was able to narrow it down to a conflict with Windows Vista but could not take it any further for a solution. As the dashboard is not required to actually operate the unit I simply uninstalled it and will try again after I upgrade to Windows 7. I liked the construction and almost silent fan which was a nice bonus to the great price.
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Comments about Drobo 4-Bay Hard Drive Array Enclosure:
My Drobo now houses all file backups for my home computers, as well as family photos and a growing collection of movies that I'm ripping from my DVD collection.
I have mine attached via USB to an Apple AirPort Extreme, which makes the Drobo drive available over the network to all my computers. (I have both Macs and PCs.)
Expanding the available storage is amazingly easy-- just shove a new drive into the running Drobo. Ten seconds later, you have more space. Awesome.
Consolidating all my backups and storage into the Drobo let me retire an old desktop computer that was sharing internal drives, as well as two disk drives in enclosures, and all the associated cables and power lines. This means a RADICAL improvement in the tidiness of my home office.
The Drobo uses some of the hard drive space to protect against hard drive failure, so you won't be able to use ALL the available physical storage to store data. The Drobo website has a "Capacity Calculator" you can use to see how much available space you'll actually get. (I have two 1TB drives and one 500GB drive, and have about 1.3TB of total available file storage.)
The ONLY downside here is the price. The Drobo itself isn't cheap, and the data redundancy feature makes adding usable storage space more expensive, but honestly I think the Drobo is worth every penny. You get consolidated storage, automatic protection against drive failure, and it's so easy to add more space that there's no reason to spend lots of cash on big disk drives immediately. Get two cheap drives to start (so that you get data redundancy), and upgrade as needed, or when you see big hard drives on sale.
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Comments about Drobo 4-Bay Hard Drive Array Enclosure:
I am a photographer who needs as LOT of space. With this enclosure you can shop for cheap drives and create an inexpensive monster of storage.
NOTE**** You can ONLY add blank drives.... I cannot stress this highly enough.... and you can only swap out a larger drive than the one you remove. Once you have filled all the drives, you can ONLY ever use them as a single complete unit.
The instruction manual covers a whole range of Drobo products and it is complicated figuring out exactly what the unit you have purchased is capable of.
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Comments about Drobo 4-Bay Hard Drive Array Enclosure:
So what is the saddest sound you can hear (besides "I have a headache")? It's the sound of the clicking from a dead hard drive, or worse - the sound of silence (with apologies to Simon and Garfunkel). After losing my last drive, I started desperately seeking (not Susan) a fail-safe method of saving important files (like scans or images). I have saved files to DVDs, even loaded RAW files to some of my CF cards, but after discussing this with more experienced photogs, I decided to get a backup solution - DROBO meets my requirements.
What I like is that the system allows me to load up 4 3TB drives, allowing a total of 12 TB of storage. This system provides backup and an early warning system, so that if you start having hardware problems in one of the hard drives, you can replace the drive before it dies.
I have now put all the important files on the Drobo, including my photos. Comforting thought.
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Comments about Drobo 4-Bay Hard Drive Array Enclosure:
Running a small production company, data storage has quickly become a serious concern of mine. After transitioning to solid state recording in 2011, long-term storage of footage suddenly mattered much more than it had in the past. The drobo has allowed me to take much of the burden off my internal drives and keep them clear for editing. I feel confident that my footage is safe on the drobo and no longer have to worry about multiple backups. The interface is elegant and very easy to use. My mac pro had no problem seeing the Drobo as any other harddrive and after 2 weeks of transferring footage (almost 2tb so far), I have not found any problems.
I'd highly recommend this for anyone looking for an affordable, reliable redundant storage system.
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Comments about Drobo 4-Bay Hard Drive Array Enclosure:
Having explored several options for protecting my data, I came upon Drobo at the suggestion of one of my friends. I did my research and was pleased to find that their website provided a fairly detailed Knowledge Base that answered many of my questions. I settled on this 4-Bay unit.
For me, the primary function of my 4-Bay Drobo unit is as an off-site storage for my photography. (It also stores my music, video, and Apple Time Machine.) I backup my notebook probably twice a week, or more if I've added new photography. Using the USB 2.0, it can do a 3gb backup in around two minutes.
I started using this Drobo in January (2012). As of this review it has a 1TB and a 1.5TB harddrive inside, which allows it to store approx 930GB. In a few months, I plan to purchase another 1.5TB soon, which will boost its storage to about 2.25TB.
I have enjoyed the unit because of the ease of upgrading it. I don't have to worry about sticking with harddrive manufactures, sizes or speed. I can purchase new drives without the hassel of changing its RAID formats. I can even access my information while it's rebuiding. Essentially, it handles all the dirty aspects of setup on its own.
It comes with some software, but it's capable of running without the software running on your PC/Mac. (The software is really just to apply firmware upgrades, see more detailed information on your Drobo's performance and to create/change volumes.)
There's a peace of mind knowing that if a drive should fail, my information is still accessible. That said, I also maintain a full backup on a seperate external harddrive. Common sense dictates that one should not leave all their eggs in one basket.
It's relatively quiet, with an internal fan that is temperature regulated. In an office setting it's just barely loud enough for me, who sits next to it, to hear it. No one else has commented on it.
The Drobo is not without is detractions. One major issue is should there be a catestrophic failure in the internal Drobo software (not a harddrive), retrieving your data through a third-party data recovery personal may be impossible, or at the very least, expensive. Drobo uses a proprietary RAID architecture unlike other multi-harddrive storate units. The benefit to Drobo's RAID architecture is that there's much more ease in upgrading it and its more forgiving of random harddrive types. The bad, however, is that outside of the Drobo box, retrieving your data is extremely difficult.
That concern weighed heavily on mind, but in the end, for what I plan to do with it, I decided it was worth a shot.
I have not attempted using it as a video production scratch disk. Nor have I routinely opened and/or worked with files stored in the Drobo. I use it strictly as a backup. I can not speak to its performance in those usuages. As the Drobo isn't a RAID 0 (Striped) I don't believe it would be adequate for use in video editing.
I like the peace of mind in knowing that this unit can expand with my backup needs, while maintaining a watchful eye on the health of the harddrives stored within. So far, having used it for three months, I find it running just as robustly as the day I first set it up.
If there is one recomendation I could make, it would be for a way to lock the front panel in order to protect he harddrives. It comes with a Kensington Lock to secure the Drobo unit, but there's nothing to stop the front panel from being removed.
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Comments about Drobo 4-Bay Hard Drive Array Enclosure:
It is a very good external drive. I have only had it installed for a week but so far so good
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Comments about Drobo 4-Bay Hard Drive Array Enclosure:
The Drobo is very attractive, it seems to store files without a problem, and I love the ability to swap drives. However, it is impossibly slow to read and write. It's half the speed of a USB RAID drive I have connected. I just got off the phone with support, and they informed me that 24Mb/s (or 3MB/s) is within their range of normal operation. To put that in perspective, that's half of what one might expect from USB 1.0. Please do not get this expecting it to run even half as fast as your USB drives. You will be sorely disappointed.
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Comments about Drobo 4-Bay Hard Drive Array Enclosure:
I have two of these. They are great for storing files- I am a documenty filmmaker and have tons of photos and footage in its original AVCHD codec. I feel that my material is safe on Drobo. I DO NOT recommend using Drobo as a scratch disk for editing HD video in FCP. Even if you are connecting with FW800 and all 7200rpm drives, the Drobo is too slow to handle the workflow. I've spent the last month going back and forth with a Drobo technician and he says there is no way to increase the speed of the drives. I thought it was important to give you all a heads up that even though these are marketed as great for video work,they are not. As storage they've worked great so far but they're very noisy. (you wouldn't want this in your bedroom or studio apartment.)
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Comments about Drobo 4-Bay Hard Drive Array Enclosure:
the redundancy and ability to increase drive size is fantastic. easy set up. must-have.
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Even though I didn't buy my Drobo from B&H, I felt I had to add my 2 cents. This is such a great product! I have never had ANY problems with it since I bought it early 2009. It just works-like a Mac! To address the one and 2 star reviewers, the Drobo is NOT designed for primary storage! It is made for back up only; works great with Time machine, just set it and forget it. If your looking for primary storage, this isn't it. Just get a big internal hard drive for that. Also, for the negative reviewers, It's not Drobo's fault if your hard drive fails, it's your hard drive, not Drobo! Drobo doesn't cause hard drive failures! I've only contacted Data Robotics once, only to ask when they were going to come out with a Thunderbolt model. They didn't say when, but I hope it's in the works. And no, I don't work for Data Robotics.
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Comments about Drobo 4-Bay Hard Drive Array Enclosure:
If you take this in your carry on luggage, prepare to be searched, swabbed and patted down.
Other than that, my only complaint was that when I first hooked it up with four 3GB drives, it did not recognize any of them. It took two full firmware upgrades to get it current. I don't know why it took more than one update, that was pretty irregular.
After setting it up properly, i had it working briefly as NTFS. Then I reformatted it to make it a TimeMachine for my multiple Macs. I was able to use Disk Utility to transfer my old TimeMachine drives to it with ease.
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I purchased the Drobo with a Deskstar 3TB hard drive to install. Turns out the Drobo arrives with the older firmware installed which claims the 3TB drive is bad. This is not true and updating the firmware will resolve but the Drobo Dashboard automatic update feature fails, claiming the firmware is updated when it really is not. After much wild goose chasing I finally figured out that downloading the firmware file and doing a manual update worked fine. After that the 3TB drive was recognized as good and all was well. Ignore the Drobo instructions saying to use the software on the installer CD. Software on there is stale. Instead download the Drobo Dashboard from their website along with the latest firmware for your device. Unit is a bit pokey with 30MB/s sustained throughput. Took many hours to copy 450GB from my old drive to this one.
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Comments about Drobo 4-Bay Hard Drive Array Enclosure:
I bought this product mainly to use as a backup and storage solution for a growing photo library. I have nothing but praise for it so far though i have only been using it for 2 months. User interface is good, easy to use and simple to set up. I was up and running in under 20min. I have not had issue with speed others have mentioned but don't do video editing however some of my larger pano shots are over 1gb. Its so much better than the many ext drives i had clogging up my desktop i only wish i had have bought one much earlier.
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Comments about Drobo 4-Bay Hard Drive Array Enclosure:
Great solution, impressed with setup and easy configuration tools.
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Comments about Drobo 4-Bay Hard Drive Array Enclosure:
I now own this device for 3 weeks. Before my purchase I read a good amount of reviews on this site and other sites that offer this product. Some really bad others superior.
After I made up my mind I thought that should give it a try, since I recently moved from a PC-Windows machine to an iMac. With tons of video and photos I needed a solution that would make sense (since it is always growing).
I put in my 4 x 1 TB Hard Drives from my W7 PC, formatted it, moved over all my digital media, and voila...I love it.
I also use it to capture digital video from my camera via FW800, into FCP X...no problem there
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Comments about Drobo 4-Bay Hard Drive Array Enclosure:
I purchased the Drobo 4-bay in Aug, 2010 and will begin phasing it out this year. I currently have it loaded with 3-1TB 7200rpm drives and 1-2TB 7200rpm drive. While this system is great for archiving, redundancy and even photo and still graphics work, it is too slow for multi-media or video work. Via FW800 using the AJA System Test App, I only was able to get write speeds averaging 19.4MB/s and read speeds of 24.2MB/s on a 4GB 1920x1080 10-bit video file. For comparison, the other two FW800 drives I have clock at roughly 67MB/s write and 80MB/s read - over 3x faster! So do not purchase this drive for video or high-datarate work.
That being said, for other applications, I think it is a great array. The Drobo dashboard is clean looking, intuitive, and easy to navigate and use. Another big plus is customer service. I had a drive in the array crash and upon calling customer service, the phone was answered in under a minute by someone in the USA. Further, she was friendly, knowledgeable and was able to help me troubleshoot the system without escalating the call. And after replacing the faulty drive, the Drobo flawlessly rebuilt and no data was lost.
So in summary, for video and high-datarate uses, don't buy this Drobo. But for everything else where fast read/write isn't an issue, it's a great option at a reasonable price.
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