Product specifications

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Power Supply Specifications
Table 11 lists the power specifications for the Cisco Catalyst 3850 Series based on the kind of power supply used.
Table 12. Power Specifications for Cisco Catalyst 3850 Series
Description Specification
PWR-C1-1100WAC PWR-C1-715WAC PWR-C1-350WAC PWR-C1-440WDC
Power supply rated maximum 1100W 715W 350W 440W
Total output BTU (Note: 1000
BTU/hr = 293W)
3793 BTU/hr, 1100W 2465 BTU/hr, 715W 1207BTU/hr, 350W 1517BTU/hr, 440W
Input-voltage range and
frequency
115-240VAC,
50-60 Hz
100-240VAC,
50-60 Hz
100-240VAC,
50-60 Hz
-36VDC to -72VDC
Input current 12-6A 10-5A 4-2A <8A@-72VDC
<16A@-36VDC
Output ratings -56V@19.64A -56V@12.8A -56V@6.25A -56V@7.86A
Output holdup time 10 ms minimum @
102.5VAC
16.7 ms minimum @
100VAC
16.7 ms minimum @
100VAC
> 2ms@-48VDC
Power-supply input receptacles IEC 320-C16
(IEC60320-C16)
IEC 320-C16
(IEC60320-C16)
IEC 320-C16 (IEC60320-
C16)
Terminal strip
Power cord rating 13A 13A 10A 20A @ 100VDC
Physical specifications (H x W x D): 1.58 X 3.25 X
13.7 in
Weight: 3 lb
(1.4 kg)
(H x W x D): 1.58 X 3.25
X 12.20 in
Weight: 2.8 lb
(1.3 kg)
(H x W x D): 1.58 X 3.25
X 12.20 in
Weight: 2.6 lb
(1.2 kg)
(H x W x D): 1.58 X 3.25
X 12.20 in
Weight: 2.6 lb
(1.2 kg)
Operating temperature 23 to 113°F (-5 to 45°C)
Storage temperature -40 to 158°F (-40 to 70°C)
Relative humidity operating and
non-operating noncondensing
5 to 90% noncondensing
Altitude 10,000 ft. (3000 meters), up to 45°C
MTBF Calculated MTBF must be greater than 300,000 using Telcordia SR-332, Method 1, Case 3. Demonstrated
MTBF is 500,000 hr (with 90% confidence level).
EMI and EMC compliance FCC Part 15 (CFR 47) Class A
ICES-003 Class A
EN 55022 Class A
CISPR 22 Class A
AS/NZS 3548 Class A
BSMI Class A (AC input models only)
VCCI Class A
EN 55024, EN300386, EN 50082-1, EN 61000-3-2, EN 61000-3-3
EN61000-4-2, EN61000-4-3, EN61000-4-4, EN61000-4-5, EN61000-4-6, EN 61000-6-1
Safety compliance UL 60950-1, CAN/CSA-C22.2 No. 60950-1, EN 60950-1, IEC 60950-1, CCC, CE Marking
LED indicators “AC OK”: Input power to the power supply is OK
“PS OK”: Output power from the power supply is OK
Power Consumption of Standalone Cisco Catalyst 3850 Series Switches
Table 12 shows power consumption of standalone Cisco Catalyst 3850 Series Switches based on Alliance for
Telecommunications Industry Solutions (ATIS) testing using IMIX distribution stream traffic, with input voltage of
115VAC @ 60 Hz and no PoE loading. The values given are the maximum possible power consumption numbers
under the respective test scenarios.