Dell JY57X 1.8TB 3.5 10k 3.5 R-T SAS Hybrid 12G hard disk drive
These are small form factor disks, 2.5 fitted into Dell OEM F238F caddy, which uses the 9W8C4  hybrid adapter module.

• • Capacity: 1.8TB
  • Enterprise Class
  • Seagate Model: ST1800MM0159
  • Speed: 10k RPM
  • Interface Type: SAS-3  12Gb/s
  • Physical Size: 2.5 – 3.5
  • Dell MPN : 400-AJQX
  • Dell Model: 0JY57X, JY57X
  • Disk Model: Exos 10E2400
  • Sector Size: 512 / 512e
  • Cache: 128MB RAM
  • Warranty: 2 years
  • Gen 13 Compatible
  • Fully compatible with the following Poweredge and Powervault systems –
  • Dell PowerEdge T-Series: T20 T100 T105 T110 (Gen I,II) T300 T310 T320 T330 T410 T420 T430 T440 T605 T610 T620 T630 T640 T710.
  • Dell PowerEdge R-Series: R210 (Gen I, II) R220 R230 R300 R310 R320 R330 R410 R415 R420 R430 R510 R520 R530 R530XD R630 R710 R715 R720 R720XD R730XD R730 R900 R905 R920 R930
  • Dell PowerEdge C-Series: C1100 C2100 C6100 C6220.
  • Dell PowerEdge M-Series: M420 M510 M520 M610x M630 M710HD M830 M915
  • Dell PowerVault M-Series: M1000e MD1120 MD1200 MD1220 MD3000i MD3060e MD3200 MD3200i MD3220 MD3220i MD3400 MD3420 MD3460 MD3600f MD3600i MD3620f MD3660f MD3800f MD3800i MD3820f MD3860i
  • Dell PowerVault N-Series: NF600 NX300 NX400 NX3000 NX3100 NX3200 NX3300