Unified mode (single path) for daisy chaining of up to 8 enclosures per PERC H830 or PERC H840 (4 enclosures per port, single path)
Unified mode (recommended redundant path) for daisy chaining up to 4 enclosures per PERC H830 or PERC H840 (4 enclosures connected to both ports via redundant path cabling)
Connectivity per EMM:
4 mini-SAS HD connector for connection to the host or expansion
Service management:
USB mini b connector (for factory use only)
Dimensions & Weight
Height x width x depth:
MD1400: 8.7 cm (3.43") x 48.2 cm (18.98") x 59.2 cm (23.3") (depth includes PSU handle)
MD1420: 8.7 cm (3.43") x 48.2 cm (18.98") x 53.9 cm (21.22") (depth includes PSU handle)
Weight: 28.59 kg (63.03 lb) (maximum configuration)
9.0 kg (19.8 lb ) (empty)
Environmental Operating Conditions
Temperature:
Operating: 10° to 35°C (50° to 95°F) with maximum temperature gradation of 10°C per hour
Storage: -40° to 65°C (-40° to 149°F) with temperature gradation of 20°C per hour
Relative Humidity:
Operating: 8% to 85% (non-condensing) with maximum humidity gradation of 10% per hour
Storage: 5% to 95% (non-condensing)
Altitude:
Operating: -16 to 3048 m (-50 to 10,000 ft)
Storage: -16 to 10,600 m (-50 to 35,000 ft)
Expansion Capacity :
PERC H830/H840 HBA enables expansion to 8 enclosures, PCIe 3.0, 12Gbps SAS, dual-port, 4 ports per enclosure
Management :
Enclosure Management Modules (EMM)
2 EMM provide redundant enclosure management capability
Power
Wattage – also supports DC power: AC – 600W; DC – 700W
Host heat dissipation: AC – 2047 BTU/hr; DC – 2388 BTU/hr
Input voltage range: 100-240 VAC, auto-sensing; 48 V DC
Frequency range:50/60 Hz
Amperage:8.6 A at 100 V, 4.3 A at 240 V
Supported continuous consumption:
Up to 1.2 A at +5V
Up to 0.5 A at +12V
RAID
RAID levels 0, 1, 5, 6, 10, 50 and 60
Rack Support
Dell ReadyRails II static rails for tool-less mounting in 4-post racks with square or unthreaded round holes or tooled mounting in 4-post threaded-hole racks
Storage :
Drive type
3.5" and 2.5" SAS, NL-SAS, SSD, SED (2.5” available with adapter)
