This article covers UnionSine 外付けHDD 1TB 超薄型 2.5インチ USB3.0 外付けハードドライブ 対応 Mac.
Overview
The UnionSine HD3513 is a 1TB portable external hard drive in a slim 2.5-inch form factor. With USB 3.0 connectivity, it delivers transfer speeds up to 120 MB/s, making it suitable for backups, media storage, and game console expansion. This bundle includes six drives, offering exceptional value for organizations or users needing multiple backup units. It works with PCs, Macs, PlayStation 4, Xbox One, Xbox 360, and many TVs supporting external recording.
Compatibility Guide
The drive connects via USB 3.0 and is backward compatible with USB 2.0. Its 2.5-inch size makes it highly portable and bus-powered, so no external power adapter is required. However, some older TVs or consoles may provide insufficient USB power, potentially requiring a powered USB hub. The drive is pre-formatted, but compatibility with FAT32/exFAT may be necessary for certain TVs.
Product Info
Released around 2024, the UnionSine HD3513 targets the entry-level segment. The 6-pack pricing works out to roughly ¥10,480 per drive, making it one of the most cost-effective options for bulk storage. Warranty is handled by the seller UnionSine-JP. Market positioning is clear: it's the go-to choice for deployments where multiple external drives are needed on a tight budget.
Best Use Cases
- Multi-location backup: With six drives, you can implement the 3-2-1 backup strategy affordably. Each drive can be stored separately for disaster recovery. - TV recording: Perfect for users who want dedicated drives for different TV sets or long-term archiving. 1TB can store hundreds of hours of standard-definition recordings. - Console storage expansion: PS4 and Xbox One users can plug in the drive to install games. Load times are acceptable with USB 3.0. Not suitable for PS5 or Xbox Series X/S internal expansion. - Schools or small offices: Distribute drives to employees or students for data sharing and backup without high individual costs. ## Alternatives
Competitors include the Buffalo HD-PC1.0U3 and Seagate Basic 1TB. Buffalo offers better local support; Seagate has a more established brand reputation. However, neither provides a 6-pack option. If you only need one drive, either alternative may be more convenient. For bulk needs, the UnionSine 6-pack is unmatched in value.
Things to Consider
The 6-pack may be overkill if you only need a single drive. HDDs are slower than SSDs, so avoid using them as boot drives. Some TVs require FAT32 formatting; the drive ships as NTFS, so reformatting might be needed. Additionally, UnionSine's warranty support isn't as robust as major brands, so those prioritizing long-term reliability should look elsewhere. ## FAQ Q: Can I use this drive with USB 2.0? A: Yes, but speeds will drop to USB 2.0's effective ~30 MB/s. Q: Does it work with PlayStation 5? A: For PS5, it can store PS4 games and be used for media, but not for native PS5 games. Use an NVMe SSD for internal expansion. Q: Is the drive pre-formatted? A: It comes formatted as NTFS. For Mac or TV use, you may need to reformat to exFAT or FAT32.
Product Disclosure (Amazon)
- Manufacturer: UnionSine
- Seller: AILUO-JP
- Fulfilled by: Amazon
- ASIN: B0GZPZ8R31
- Note: This article covers a manufacturer-made product based on Amazon listing details.

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