





💼 Elevate your NAS game with Synology’s rock-solid 4TB powerhouse!
The Synology HAT3300 4TB Plus Series SATA HDD is a NAS-class 3.5-inch internal hard drive designed for small to medium business environments. It boasts a 1 million hour MTBF, 180 TB/year workload rating, and up to 300,000 hours of validation testing, ensuring reliable 24/7 operation. Featuring conventional magnetic recording technology and seamless firmware updates via Synology DSM, it delivers consistent performance with low noise and heat output. Supported by a 3-year warranty, this drive is optimized for Synology systems to provide dependable, high-capacity storage.





| ASIN | B0C7FPRSK3 |
| Additional Features | Portable |
| Best Sellers Rank | #33 in Internal Hard Drives |
| Brand | Synology |
| Built-In Media | 1 x HAT3300-4T |
| Cache Memory Installed Size | 4 |
| Compatible Devices | Desktop |
| Connectivity Technology | SATA |
| Customer Reviews | 4.6 out of 5 stars 410 Reviews |
| Data Transfer Rate | 202 Megabytes Per Second |
| Digital Storage Capacity | 4 TB |
| EU Spare Part Availability Duration | 3 Years |
| Enclosure Material | Aluminum Or Glass |
| Form Factor | 3.5-inch |
| Hard Disk Description | Mechanical Hard Disk |
| Hard Disk Form Factor | 3.5 Inches |
| Hard Disk Interface | Serial ATA |
| Hard Disk Rotational Speed | 5400 RPM |
| Hard-Drive Size | 4 TB |
| Hardware Connectivity | SATA 1.5 Gb/s |
| Installation Type | Internal Hard Drive |
| Item Height | 20 millimeters |
| Item Weight | 544 Grams |
| Manufacturer | Synology |
| Media Speed | 200 MB/s |
| Model Name | HAT3300-4T |
| Model Number | HAT3300-4T |
| Number of Items | 1 |
| Read Speed | 202 Megabytes Per Second |
| Special Feature | Portable |
| Specific Uses For Product | Business |
| UPC | 846504005352 |
| Unit Count | 1.0 Count |
| Warranty Description | 3-year |
L**W
Very reliable and cost effective drives for my SYNOLOGY DS-224+ NAS
Two of these 16TB SYNOLOGY hard drives are in use in my SYNOLOGY DS-224+ 2-bay NAS, setup in a Synology Hybrid Raid 1 (SHR1) configuration spinning 24x7 providing 14+TB of storage, housing all my data and photos. Installation in the toolless SYNOLOGY NAS case is very simple. They’ve been at work for almost a year without any issues. I recently found the price reduced to a point made sense to lay in a spare 16TB for the “just in case” need. I am looking at possibly upgrading to a SYNOLOGY 4 bay model within the next year or so and will need 2 additional 16TB. While there is strong differences of opinion in forums as to the viability of using these drives or 3rd party drives from other major manufacturers in SYNOLOGY NAS devices, I chose to use these based on 2 points. First, the price point for the SYNOLOGY branded 16TB drives (reportedly manufactured by Toshiba) was comparable (within a few dollars) to the 3rd party offerings and secondly, according to SYNOLOGY’s support requirements, using non-approved options “could” impact warranty coverage. Even though some 3rd party drives were on the Approved Equipment List, I personally chose to stay fully with SYNOLOGY to avoid any and all warranty issues that might arise from 3rd party drive use. The access to the NAS using these drives is adequate for my needs. I have not experienced any what I would call abnormal transfer speeds. I’m sure it could be faster if everything was streamlined and optimized. The drives are barely noticeable sound-wise. Occasionally I will hear a slight noise from the NAS as the drives are being accessed but normally really quiet. Being a single user system, it does not run excessively hot, usually the NAS case is just warm to the touch. I suppose if there were many users and the drives were being constantly accessed, the temperatures might be higher. All in all, I have been pleased with the system, performance and maintainability of these SYNOLOGY 16TB drives.
T**Z
solid drive
installed in a single bay Synology and has performed flowless for a few months now low noise can even hear it. its half full and doing great.
O**M
Quiet and easy to install in synology nas
I was looking to add storage capacity to my synology NAS. This drive gave my the extra capacity and was very easy to add to my NAS. It’s quiet and just as quick as my other RED drives I’ve used in the past. I’m hoping these have the lifespan and quality that my previous drives had, but so far I’ve only had this installed for a few months. No issues with them yet.
M**.
Solid value, better tech
After 37 years of IT support as a MSP owner I know the value of HP drives in HP server with central firmware updates from BIOS to ILO to Array controller and drive firmware all being updated and managed by one vendor. SO, with that enterprise mindset in place these Synology drives are a nice upgrade to Synology NAS's since they add the firmware maintenance and control back to a single vendor. I have not had issues with other enterprise drives, but I know this in the end makes things more stable. The price is slightly higher but the value proposition is also higher too.
C**N
Quality HDDs for my SynologyNAS.
A good range of storage capacities, 12TB was perfect for my needs. Well packaged and arrived on time. Addresses the issue that Synology introduced with the compatibility requirement for HDD to be used by their NAS and current version of DSM. In my case I was not able to do a normal drive replacement, it would not work. Be sure to do a complete backup of your data and NAS configuration if you are replacing HDDs in your current NAS. HyperBackup worked perfectly for the backup and restore.
T**S
Works as it should
Been using this for several months now in a Synology NAS that replaced a previous cloud provider. Happy to have our data reside inhouse now. Have had no issues.
S**4
Great drive
Bought as a replacement drive for Synology. I had WD Reds, but got tired of WD screwing up the SHR/CHR drives. This is a great drive, runs quiet, and seems reliable.
S**3
Perfect match for Synology NAS, have never had one fail.
Perfect match for Synology NAS, have never had one fail.
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