The HGST Endurastar J4K320 is a family of single-platter hard drives designed for automotive use.
HGST has launched its 6th generation of Endurastar automotive hard drives, the
J4K320, which is rated to operate at altitudes of up to 5,500 meters, has a
temperature range of -30° C to 85° C and a shock tolerance of 300 G (2 ms).
The drives also include the company's patented Thermal Fly-height Control
(TFC) technology which "can compensate the head/media distance variations
caused by altitude and temperature changes."
The J4K320 family features a 9.5 mm 2.5-inch form factor, a SATA 1.5 Gb/s
interface, a single physical platter with two data heads, and is available in
capacities of 80 GB, 100 GB, 200 GB, 250 GB and 320 GB.
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