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PWR-C45-1400DC-P Overview

Cisco Catalyst 4500 Series 1400W DC power supply with integrated power entry module (PEM).

Figure 1 shows the appearance of PWR-C45-1400DC-P.

Table 1 shows the Quick Specs.

Product Code	PWR-C45-1400DC-P
DC-input voltage	48 to 60 VDC (data only) 48 to 56 VDC (inline devices)
DC-input current	31 A @ 60 VDC (data only) 180 A maximum @ 48 VDC input (data and inline devices) The input power is configurable in the CLI. The Cisco IOS command is power dc input. Configure the switch software to match the requirements of your switch.
Power supply output capacity	Data 12 VDC @120 A, 3.3 VDC @ 10 A 140 A total maximum (35 A maximum each per 5 channels) @48 to 60 VDC input (inline devices) 1367 W+ 40 W redundant mode (data) 2267 W maximum in combined mode (data) 7500 W maximum each in redundant mode (PoE) 7280 W maximum in combined mode (PoE)
DC-input terminal block	Accepts 10 to 12 AWG size copper wire. The actual size of the wire needed is determined by the installer or the local electrician. Terminal block material is rated at 150C
Output holdup time	4 ms

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PWR-C45-1400DC-P Specification
DC-input voltage	48 to 60 VDC (data only) 48 to 56 VDC (inline devices)
DC-input current	31 A @ 60 VDC (data only) 180 A maximum @ 48 VDC input (data and inline devices) The input power is configurable in the CLI. The Cisco IOS command is power dc input. Configure the switch software to match the requirements of your switch.
Power supply output capacity	Data 12 VDC @120 A, 3.3 VDC @ 10 A 140 A total maximum (35 A maximum each per 5 channels) @48 to 60 VDC input (inline devices) 1367 W+ 40 W redundant mode (data) 2267 W maximum in combined mode (data) 7500 W maximum each in redundant mode (PoE) 7280 W maximum in combined mode (PoE)
DC-input terminal block	Accepts 10 to 12 AWG size copper wire. The actual size of the wire needed is determined by the installer or the local electrician. Terminal block material is rated at 150C
Output holdup time	4 ms
Heat dissipation	159 BTUs/hr (data) 2905 BTUs/hr (data and voice)