AS-444JB12 SAS3 JBOD 4U storage box.

Key Features

1. 44x (24 front + 20 rear) 3.5" hot-swap SAS/SATA drive bays supporting SAS3/2 or SATA3 HDDs with 12Gbps throughput
2. Redundant 1280W Platinum Level (1+1) power supplies with PMBus
3. 7x 8cm (middle) hot-swap redundant cooling fans
4. E1C: Single SAS3 (12Gbps) expander backplane; E2C: Dual SAS3 (12Gbps) expanders backplane
5. JBOD Power Control Board with IPMI for remote monitor and power on-off; Internal Connection Cables Included
6. 8x External mini SAS HD (SFF 8644) connectivity and IPMI RJ45 port
7. Palletized packaging for easy shipping and handling

Dimensions: 4U rackmount chassis
Height    7" (178mm)
Width    17.2" (437mm)
Depth    27.5" (699mm)
Packaging    27.2'' (W) x 21''(H) 39.6'' (L)

Fans    7x 8cm hot-swap redundant PWM cooling fans
support drives:  SAS or enterprise SATA HDD only recommended
IPMI system monitoring
power supply:   1280W Redundant High-efficiency Digital Power Supplies w/ PMBus 1.2

AC Input:    
1000W Output @ 100-140V, 8-12A, 50-60Hz
1280W Output @ 180-240V, 6-8A, 50-60Hz
DC output:
1000W: +12V/83A; +5Vsb/4A
1280W: +12V/106.7A, +5Vsb/4A
Rail set for rack included.