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Cisco 2800 Series
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Cisco 2801
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Cisco 2811
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Cisco 2821
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Cisco 2851
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DRAM
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• Default: 128 MB
• Maximum: 384 MB
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• Default: 256 MB
• Maximum: 768 MB
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• Default: 256 MB
• Maximum: 1 GB
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Compact Flash
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• Default: 64 MB
• Maximum: 128MB
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• Default: 64 MB
• Maximum: 256 MB
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Network-Module Slot
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No
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1 slot, supports NM and NME type modules
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1 slot, supports NM, NME and NME-X type modules
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1 slot, supports NM, NME, NME-X, NMD and NME-XD type modules
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Wall Mounting
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No
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Yes
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No
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No
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Power Requirements
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AC Input Current
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2A (110V) 1A (230V)
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3A (110V) 2A (230V)
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AC Input Surge Current
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50A maximum, one cycle (-48V power included)
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AC-IP Maximum In-Line Power Distribution
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120W
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160W
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240W
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360W
|
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AC-IP Input Current
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4A (110V) 2A (230V)
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8A (110V) 4A (230V)
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DC Input Current
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No DC Power Option
available
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8A (24V)
3A (60V)
Startup current 50A<10
ms
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12A (24V)
5A (60V)
Startup current 50A<10
ms
|
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Typical Power Dissipation
(No Modules)
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42W (143 BTU/hr)
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32W (109 BTU/hr)
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54W (184 BTU/hr)
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58W (197 BTU/hr)
|
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Power Dissipation-AC without IP Phone Support
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150W (511 BTU/hr)
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170W (580 BTU/hr)
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280W (955 BTU/hr)
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280W (955 BTU/hr)
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Power Dissipation-AC with IP Phone Support-System Only
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150W (511 BTU/hr)
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210W (717 BTU/hr)
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310W (1058 BTU/hr)
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370W (1262 BTU/hr)
|
|
Power Dissipation-AC with IP Phone Support-IP Phones
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180W (612 BTU/hr)
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160W (546 BTU/hr)
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240W (819 BTU/hr)
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360W (1128 BTU/hr)
|
|
Power Dissipation-DC
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Not applicable
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180W (614 BTU/hr)
|
300W (1024 BTU/hr)
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300W (1024 BTU/hr)
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Dimensions (H x W x D)
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• 1.72 x 17.5 x 16.5 in.
• (43.7 x 445 x 419 mm)
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• 1.75 x 17.25 x 16.4 in.
• (44.5 x 438.2 x 416.6 mm)
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• 3.5 x 17.25 x 16.4 in.
• (88.9 x 438.2 x 416.6 mm)
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Rack Height
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1 rack unit (1RU)
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2RU
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Weight (Fully Configured)
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13.7 lb (6.2 kg)
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14 lb (6.4 kg)
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25 lb (11.4 kg)
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