SKU: 97170712992

HGST Ultrastar DC HC550 18 TB Hard Drive - Internal - SATA (SATA/600) - 3.5" Carrier

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Description

HGST Ultrastar DC HC550 18 TB Hard Drive - Internal - SATA (SATA/600) - 3.5" CarrierIntroducing the HGST Ultrastar DC HC550 18 TB Hard Drive, an enterprise grade internal storage solution purpose built for data centers, large scale backups, and media libraries. This 18 terabyte powerhouse is designed to deliver massive capacity with consistent performance and reliability in demanding workloads. With a SATA (SATA 600) interface and a 3. 5" carrier, it slides seamlessly into standard server bays and storage enclosures, enabling rapid

Introducing the HGST Ultrastar DC HC550 18 TB Hard Drive, an enterprise-grade internal storage solution purpose-built for data centers, large-scale backups, and media libraries. This 18-terabyte powerhouse is designed to deliver massive capacity with consistent performance and reliability in demanding workloads. With a SATA (SATA/600) interface and a 3.5" carrier, it slides seamlessly into standard server bays and storage enclosures, enabling rapid deployment and scalable storage growth. Engineered for continuous operation, the DC HC550 is optimized to support archival storage, data-intensive applications, and high-volume data workflows while keeping power usage and costs in check.

  • Massive 18 TB capacity for expansive data archives, backups, media libraries, surveillance footage, and large-scale analytics — reducing the need for frequent expansion and enabling longer data retention.
  • Enterprise-grade SATA interface (SATA/600) for broad compatibility with a wide range of servers, NAS/SAN appliances, and storage arrays, ensuring straightforward integration into existing infrastructure.
  • 3.5" internal drive with a standard carrier, designed for easy installation into common drive bays and hot-swap backplanes, minimizing downtime during upgrades or replacements.
  • Engineered for 24/7 operation in data centers, featuring robust reliability and data integrity for mission-critical workloads, with endurance built to withstand continuous read/write cycles and power events.
  • Energy-conscious storage solution that delivers dense capacity without sacrificing performance, helping data centers optimize total cost of ownership while maintaining consistent throughput for bulk data transfer and batch processing.

Technical Details of HGST Ultrastar DC HC550 18 TB Hard Drive

  • Capacity: 18 TB
  • Interface: SATA 6 Gb/s (SATA/600)
  • Form Factor: 3.5-inch internal enterprise hard disk drive with standard carrier
  • Drive Type: Ultrastar enterprise-grade HDD designed for data centers and storage arrays
  • Compatibility: Suitable for servers, storage enclosures, NAS/SAN systems, and back-end storage arrays that support 3.5-inch drives

How to install HGST Ultrastar DC HC550 18 TB Hard Drive

Follow these steps to install the drive into a compatible server or storage array:

Step 1: Power down the system and disconnect it from the power source. Ground yourself to prevent static discharge before handling the drive.

Step 2: Open the server or storage enclosure to access the drive bays. If you are replacing an existing drive, remove the old drive and any carrier or sled as required by your chassis.

Step 3: If your enclosure uses a carrier, insert the Ultrastar DC HC550 into the carrier and secure it with any screws or locking mechanisms specified by the chassis design. Ensure the drive is firmly seated in the carrier.

Step 4: Connect the SATA data and power cables to the drive. In hot-swap backplanes, align the drive with the backplane connectors and slide it into the bay until it seats securely. Verify a firm connection for both data and power.

Step 5: Return the carrier (if used) to the drive bay and secure the bay door or latch. Reconnect power and, if applicable, network cables tied to the storage array or server.

Step 6: Power on the system and access the storage management interface. Initialize the new drive if required by your operating system or storage array. For drives replacing components in a RAID or storage pool, allow the array to perform rebuild or syncing operations as needed.

Step 7: Run a quick health check using your preferred diagnostic and firmware utilities. Confirm the drive reports correctly in the management console, and apply any available firmware updates to ensure optimal compatibility and performance with your infrastructure.

Frequently asked questions

  • Q: What is the capacity of the HGST Ultrastar DC HC550 18 TB drive?

    A: It provides 18 terabytes of storage, suitable for extensive archival and data-intensive workflows.

  • Q: What interface does it use?

    A: It uses a SATA 6 Gb/s interface (SATA/600), ensuring broad compatibility with a wide range of servers and storage systems.

  • Q: What form factor is this drive?

    A: It is a 3.5-inch internal enterprise hard drive designed for standard drive bays and carriers in data-center environments.

  • Q: Is this drive suitable for 24/7 operation?

    A: Yes. Ultrastar drives are built for continuous operation in enterprise settings, offering reliability and data integrity for demanding workloads.

  • Q: How do I integrate this drive into a RAID or NAS system?

    A: Install it into a compatible 3.5-inch drive bay, connect the SATA data and power, and follow your storage array or OS provisioning steps to add the drive to an existing pool or create a new volume. If using hot-swap bays, ensure proper backplane alignment for a seamless rebuild.

Shipping Notes
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SKU: 97170712992

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LJ
Alexandria, US
★★★★★ 5
My puppy’s favorite fetch toy!
Size: Small
Update Aug 27, 2024: After 10 months, these are still his favorite ball. He’s obsessed with fetching and plays with them all day. They do bounce really high. Unfortunately, the small size aren’t available for sale anywhere anymore. I tried the medium size, and he has a bit of trouble hanging on to them, but he manages. Weirdly, he prefers the orange one, but he also plays with the blue one. My 7 month old Shih Tzu puppy loves to fetch, and these are his new favorites. They’re small enough to fit in his mouth, and they are made of hard plastic, so he’s able to hold on to them. They have a lot of bounce, and this adds to the fun for him. I highly recommend them.
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Reviewed in the United States on December 17, 2023
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Genuinely
Phoenix, US
★★★★★ 4
Genuinely bummed that these great balls can’t stand up against my Chloè.
Size: Medium
I love all the Chuckit brand of balls. I found that the Strabo and glow balls in the Chuckit line are the softest, and as such, don't last as long as the rest of Chuckit line of balls. Having said that, they do last longer than than every other brand I've tried (and I do believe I’ve tried every brand available on the market today.) The strato balls do bounce higher than any of the other balls in the Chuckit line. They really are a good value.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 30, 2022
D
Verified Purchase
Debbie
Omaha, US
★★★★★ 5
Great dog balls at a great price
Size: Medium
The balls are a favorite for my dog. I could have done without the hole through the middle because I don't do treats in balls anyway. My dog loves balls for their own merit. I needed replacement balls for my Nerf Dog Ball launcher. It seems the originals have disappeared from the market. I took a chance because the price is right and this Chuck-it ball works very well so we're liking this ball a lot. So far my Dachsund, who can destroy a tennis ball (the kind they are selling as Nerf Dog replacements) in 3 minutes has not done any damage to this one so that's a win. I recommend this as a much better ball than the fuzzy tennis balls. I like the colors too since many dog toys are green (which gets lost in the lawn, etc.) or red (even though dogs have red/green color blindness. Blue and orange are good and pretty easy to find. I liked these well enough that this set was my second purchase so I will have spares in case the others are lost.
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Reviewed in the United States on May 21, 2023
J
Verified Purchase
Just passing through
West Palm Beach, US
★★★★★ 5
My Baby loves his new baby!
Size: Medium, Size: Medium
Finally! A ball my 107 lb. pitty/pointer mix can’t destroy. He has torn up every single “indestructible” toy in a day or so until now. He peels fabric and fur off non-rubber toys. He is a 4-legged shredder. I’ve added pictures of him for a size reference of my dog versus this product. I know I had wanted that when shopping for this item. This ball is now his beloved “baby.” He goes absolutely insane looking for it, chewing it, chasing it, and even sleeping with it. He won’t rest unless he knows exactly where it is. It is his only toy, and he is good with that. After getting this home, I tried giving him other choices, but he won’t touch them. I was worried that he would rip it apart by putting his teeth in the holes, but so far, not a scratch. It is soft enough to collapse just enough to keep it from cracking when his jaws crush it but not so soft that he can rip it to sheds. The holes are large enough to prevent a suction or vacuum effect on his tongue or mouth. For his size jaws, it is a perfect fit. Other dogs might have problems with suction or be able to get their teeth in those holes and rip it apart. Who knows? The older version of the Chuckit squeaky ball was his favorite for the year and a half he had it, but the way they make them now, he peels off the orange triangle in hours flat, the squeaker falls out (choking hazard), and then he rips it apart. I’m going to stock up on these. I can’t imagine how crazy he will be if they ever stop production or change the materials.
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Reviewed in the United States on May 9, 2019
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Verified Purchase
Verucat
Bozeman, US
★★★★★ 5
Yes!
Size: Medium
Durable. Squeak doesn't last forever with my aggressive chewers but crinkle does. Best balls.
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Reviewed in the United States on September 28, 2025

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