| Attribute | Specification | Attribute | Specification |
|---|---|---|---|
| Cisco A901-4C-F-D= Specification | Cisco A901-4C-F-D= Specification | Model | A901-4C-F-D= |
| Brand | Cisco | Description | Cisco ASR 901 Series Aggregation Services Router chassis, PAYG 4 GE port, Ethernet-only interfaces, DC power |
| Form factor | 1 RU rack-mount router | Dimensions (H × W × D) | 1.7 × 17.5 × 8.3 in (43.2 × 444.5 × 211 mm) |
| Chassis type | ASR 901 Series Aggregation Services Router chassis | System memory | 1 GB DDR3 |
| Flash memory | 128 MB onboard flash | Ethernet ports | 4 × 10/100/1000 RJ-45 Gigabit Ethernet ports |
| Ethernet SFP ports | 4 × 1G SFP Gigabit Ethernet ports | Combo ports | 4 × 1G Gigabit Ethernet combo ports |
| Console port | 1 × console port (up to 115.2 Kbps) | External timing ports | BITS input, 10 MHz input/output, 1 PPS input/output, ToD interface, SyncE |
| Rack mount options | 19 in rack mount, 23 in rack mount, recessed rack mount option for 19 in cabinets (1GE models) | Cooling fans | Dual fan, 1+1 redundancy (1GE models) |
| Airflow direction | Left to right airflow | Front-panel access | Front-panel access cabling and LED indicators |
| Power supplies | 2 × DC power supplies; module redundancy 1:1 | MTBF | 614,790 hours |
| Power consumption (A901-4C-F-D) | 40 W, dual DC (1GE models) | Power consumption (other models) | A901-12C-F-D: 40 W; A901-12C-FT-D: 50 W; A901-4C-FT-D: 50 W |
| DC-input voltage rating | 24 VDC, -48 VDC, -60 VDC (1GE models) | DC-input current rating | 2.5 A maximum for non-TDM variants; 3.0 A maximum for TDM variants (1GE models) |
| Power connector | 6-position 2-tier stacked connector with two feeds (A and B DC power, AMPHENOL ELVA06100) and 3-position mating connectors for each feed (AMPHENOL ELVP03100) | Operating temperature | -40 to 149 °F (-40 to 65 °C) |
| Nonoperating temperature | -40 to 158 °F (-40 to 70 °C) | Relative humidity | 10% to 85%, noncondensing, ±5% |
| Operational altitude | Up to 13,000 ft (4,000 m) maximum at 104 °F (40 °C) ambient | Acoustic noise | 66 dBA with 23 cfm fan (1GE models) |
| Airflow (cooling capacity) | 46 cfm (1GE models) |
Cisco A901-4C-F-D ASR 901 4GE PAYG Enterprise Router DC
Cisco A901-4C-F-D ASR 901 is a compact carrier-grade aggregation router with 4GE Ethernet, 4 SFP ports, PAYG flexibility, dual DC power, SyncE timing, and 1RU rack-mount design. Built for service providers, enterprise networks, mobile backhaul, WAN aggregation, and edge deployments worldwide access.
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