


HGST Deskstar NAS HDN726040ALE614 is a 4TB 3.5-inch internal hard drive designed for desktop NAS systems. Operating at 7200 RPM, it offers enhanced performance with media transfer rates up to 20% faster than 5400 RPM drives and seek times of less than 12 milliseconds. The drive features a 6Gb/s SATA interface and a 128MB cache buffer, facilitating efficient data processing. Engineered for reliability, it boasts a mean time between failures (MTBF) of 1 million hours and includes a rotational vibration sensor, making it suitable for multi-drive RAID arrays.
High Capacity & Speed: 4TB storage with 7200 RPM for faster data access and performance.
Large Cache: Equipped with 128MB cache and SATA 6Gb/s interface for efficient data transfers.
NAS-Optimized: Designed for 24/7 operation in NAS systems with up to 8 bays.
Reliable Build: Features a rotational vibration sensor and 1 million hours MTBF for enhanced durability.
5 reviews for Western Digital HGST Deskstar HDN724040ALE640 4TB 7200RPM SATA 6.0Gb/s 64MB Cache 3.5-inch Internal NAS Hard Drive 0S03664 (Renewed)
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$12.99

Dave Baxter –
Great quality for a refurbished item.
Checked out healthy and were in great condition! Would definitely buy again.
AAL427 –
Works great after a year
Works great after a year
bryantsc –
fast delivery. zero errors as stated.
Smart said the drive had 0 errors and power on hours of 6years 7months. Not terrible. Testing the drive fount 0 errors. Delivery was quicker than Amazon estimated. I’d buy again.
norman madden –
My previous HGST drive lasted a long time.
My first HGST drive was purchased as a joke on the “DeathStar” drives; it lasted ten years before the click of death….I use this for offline storage in a USB 3 enclosure, connect it , run a backup, disconnect it and shelve it, hope you never need the second copy of your stuff.I was impressed enough with how long my “it’s gonna die”, “joke” drive lasted, that I bought a second one.
Amazon Customer –
So far flawless functionality and performance at a really great price!
So far flawless functionality and performance at a really great price!