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Cisco 2901
Cisco 2911
Cisco 2921
Cisco 2951
Temperature: 13,123 feet (4,000m)
Maximum Altitude
N/A
32 to 86ºF (0 to 30ºC)
32 to 86ºF (0 to 30ºC)
32 to 86ºF (0 to 30ºC)
Temperature: Short-Term (per
NEBS) 5906 feet (1,800m)
Maximum Altitude
N/A
23°F to 122°F (-5 to
50°C)
N/A
23°F to 122°F (-5 to
50°C)
Altitude
10,000 ft (3,000m)
13,000 ft (4,000m)
10,000 ft (3,000m)
13,000 ft (4,000m)
Relative Humidity
10 to 85%
5 to 85%
10 to 85%
5 to 85%
Short-Term (per NEBS) Humidity
N/A
5% to 90%, but not to
exceed 0.024 kg
water/kg of dry air
N/A
N/A
Acoustic: Sound Pressure
(Typical/Maximum)
41/53 dBA
51.8/62.9 dBA
54.4/67.4 dBA
54.4/67.4 dBA
Acoustic: Sound Power
(Typical/Maximum)
49/61 dBA
58.5/70.3 dBA
62.6/74.5 dBA
62.6/74.5 dBA
Non-Operating Conditions
Temperature
-40 to 158ºF (-40 to
70ºC)
-40 to 176ºF (-40 to
80ºC)
-40 to 158ºF (-40 to
70ºC)
-40 to 158ºF (-40 to
70ºC)
Relative Humidity
5 to 95%
5 to 95%
5 to 95%
5 to 95%
Altitude
15,000 ft (4,570m)
15,000 ft (4,570m)
15,000 ft (4,570m)
15,000 ft (4,570m)
Regulatory Compliance
Safety
UL 60950-1
CAN/CSA C22.2 No.
60950-1
EN 60950-1
AS/NZS 60950-1
IEC 60950-1
UL 60950-1
CAN/CSA C22.2 No.
60950-1
EN 60950-1
AS/NZS 60950-1
IEC 60950-1
UL 60950-1
CAN/CSA C22.2 No.
60950-1
EN 60950-1
AS/NZS 60950-1
IEC 60950-1
UL 60950-1
CAN/CSA C22.2 No.
60950-1
EN 60950-1
AS/NZS 60950-1
IEC 60950-1
EMC
47 CFR, Part 15
ICES-003 Class A
EN55022 Class A
CISPR22 Class A
AS/NZS 3548 Class A
VCCI V-3
CNS 13438
EN 300-386
EN 61000 (Immunity)
EN 55024, CISPR 24
EN50082-1
47 CFR, Part 15
ICES-003 Class A
EN55022 Class A
CISPR22 Class A
AS/NZS 3548 Class A
VCCI V-3
CNS 13438
EN 300-386
EN 61000 (Immunity)
EN 55024, CISPR 24
EN50082-1
47 CFR, Part 15
ICES-003 Class A
EN55022 Class A
CISPR22 Class A
AS/NZS 3548 Class A
VCCI V-3
CNS 13438
EN 300-386
EN 61000 (Immunity)
EN 55024, CISPR 24
EN50082-1
47 CFR, Part 15
ICES-003 Class A
EN55022 Class A
CISPR22 Class A
AS/NZS 3548 Class A
VCCI V-3
CNS 13438
EN 300-386
EN 61000 (Immunity)
EN 55024, CISPR 24
EN50082-1
Telecom
TIA/EIA/IS-968
CS-03
ANSI T1.101
ITU-T G.823, G.824
IEEE 802.3
RTTE Directive
TIA/EIA/IS-968
CS-03
ANSI T1.101
ITU-T G.823, G.824
IEEE 802.3
RTTE Directive
TIA/EIA/IS-968
CS-03
ANSI T1.101
ITU-T G.823, G.824
IEEE 802.3
RTTE Directive
TIA/EIA/IS-968
CS-03
ANSI T1.101
ITU-T G.823, G.824
IEEE 802.3
RTTE Directive
Supported Modules
The Cisco 2900 Series supports a wide range of modules that span industry-leading breadth of services at the
branch office. For a list of modules supported on the Cisco 2900 Series, please visit:
http://www.cisco.com/en/US/products/ps10537/products_relevant_interfaces_and_modules.html