■ Fits four 3.5" SAS 12Gb** / SATA 6Gb drives in three 5.25" device bay

■ Adjustable drive status LED and fan control system

■ Trayless & screwless design

■ Individual metal key lock for each drive for extra security

■ All aluminum body with beautiful hairline brushed finish

■ Independent drive status LED

■ Built-in cooling fan for excellent heat dissipation

■ Fully supports Hot-Swap function



Model No.
Color Black
Material Aluminum and front bezel with plastic clip button
Form factor 5.25” drive bay x 3
Drive support 4 x 3.5” SAS*/SATA HDD or SSD
Transfer rate Up to 12 Gbit/s** or 6 Gbit/s (depend on drive speed)
Host interface 7-Pin SATA connector x 4 or SAS* primary channel connection
Power connector SATA 15-Pin x 2
Drive tray security Triangle metal key lock design
LED indicator Power ON : Blue
Accessing : Purple blinking
Number of key 2
Switch button Fan speed:High/Low
Cooling fan 80mm fan x 1, 3000rpm
Net weight 1.45kg
Dimension 146mm (W) x 125mm (H) x 198mm (D)
5.75" (W) x 4.92" (H) x 7.8" (D)

*Your system must have SAS controller if you want to use SAS HDD
*Hard drive capacity and RAID support is dependent on SAS or SATA controller used
**12Gbit/s Mini-SAS HD control card and cable required for 12Gb/s performance. (e.g. SilverStone ECS05 & CPS05)

  • Q&A

Describe Ver Size Download
FS304 High resolution photos 12,311 KB
FS304 manual v1.0 749 KB
FS304 eDM (fs304-edm-en.pdf)   267 KB

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