Cooling (Optional): TEMPERATURE CONTROL sensor, 4 cooling fans
Cooling (Standard): Active–4 cooling fan module (all models) and Temperature Control System/Passive – air flow circulation due to perforated front door.
Specifications: Occupancy: 3 x 5.25" Drive Bays
Capacity: 4 x SATA 3.5" HDD or 4 x SATA 2.5" HDD or SAS HDD
Supports Hot-Swap: SATA I / II / III
Cooling Subsystem: 1 x 120mm Exhaust Fan
Material: Steel & ABS
Dimension: 5.87" x 5.02" x 8.27"
Weight: 2.65 lbs.