|  Physical dimensions (includes ejector bracket/lever); (H x W x D); weight  |  ASR 9902 chassis (including 2 RPs, 2 PSUs, 3 FANs): H x W x D: 3.45 x 17.3 x 19 in.; 46.39 lb (87.63 x 439.74 x 482.60 mm; 21.04 kg) Note: Excluding ejector, the depth is 19 in./482.6 mm  | 
|  Redundancy  |  Route processor redundancy Power supply redundancy Fan redundancy Software redundancy  | 
|  Port density  | - ASR 9902 chassis with integrated ports:
 - 2 QSFP-DD ports capable of 10Gb, 40Gb, and 100Gb Ethernet
 - 6 QSFP28 ports capable of 10Gb, 40Gb, and 100Gb Ethernet
 - 16 SFP28 dual-rate ports capable of 25Gb and 10Gb Ethernet
 - 24 SFP  ports capable of 10Gb Ethernet (LAN) and WAN (OTN)
 
  | 
|  RP CPU memory  |  SDRAM DDR4 – 32GB  | 
|  Rack mounting  |  2-post and 4-post 19-in. and 23-in.  | 
|  Airflow  |  Front to back  | 
|  Power  | - 1.6 kW DC power module (up to 2 modules), redundancy: 1 1
 - 1.6 kW AC power module (up to 2 modules), redundancy: 1 1 Note: Mixing of AC and DC modules is not supported.
 
  | 
|  Ethernet  | - 10-Gbps IEEE 802.3ae compliant
 - 25-Gbps IEEE 802.3by and IEEE 802.3cc compliant
 - 40/100-Gbps IEEE 802.3ba compliant
 - 100 Gigabit Ethernet PHY monitoring
 - IEEE 802.x flow control
 - Full-duplex operation
 - Per-port byte and packet counters for policy drops; oversubscription drops; Cyclic Redundancy Check (CRC) error drops; packet sizes; and unicast, multicast, and broadcast packets
 
  | 
|  Performance  | - 10-Gbps line-rate throughput per SFP  port
 - 25-Gbps line-rate throughput per SFP28 port
 - 100-Gbps line-rate throughput per QSFP28 or QSFP-DD port
 
  | 
|  Operating temperature  |  41 to 104°F (5 to 40°C) Note: Limitations may apply when using high-power optics  | 
|  Operating humidity (nominal) (relative humidity)  |  10 to 85%  | 
|  Storage temperature  |  –40 to 158°F (–40 to 70°C)  | 
|  Storage (relative humidity)  |  5 to 95% Note: Not to exceed 0.024 kg of water per kg of dry air  | 
|  Operating altitude  |  0 to 4000 m Note: Limitations may apply when using high-power optics  | 
|  ETSI/EN standards  | - The Cisco ASR 9902 Router is designed to meet:
 - EN300 386: Telecommunications Network Equipment (EMC)
 - ETSI 300 019 Storage Class 1.1
 - ETSI 300 019 Transportation Class 2.3
 - ETSI 300 019 Stationary Use Class 3.1
 - EN55022: Information Technology Equipment (Emissions)
 - EN55024: Information Technology Equipment (Immunity)
 - EN50082-1/EN-61000-6-1: Generic Immunity Standard
 
  | 
|  EMC standards  | - The Cisco ASR 9902 Router is designed to meet:
 - FCC Class A
 - ICES 003 Class A
 - AS/NZS 3548 Class A
 - CISPR 22 (EN55022) Class A
 - VCCI Class A
 - BSMI Class A
 - IEC/EN 61000-3-2: Power Line Harmonics
 - IEC/EN 61000-3-3: Voltage Fluctuations and Flicker
 - EN50121-4 Railway Applications Part 4: Emission and immunity of the signaling and telecommunications apparatus
 
  | 
|  Immunity  | - The Cisco ASR 9902 Router is designed to meet:
 - IEC/EN-61000-4-2: Electrostatic Discharge Immunity (8kV Contact, 15kV Air)
 - IEC/EN-61000-4-3: Radiated Immunity (10V/m)
 - IEC/EN-61000-4-4: Electrical Fast Transient Immunity (2kV Power, 1kV Signal)
 - IEC/EN-61000-4-5: Surge AC Port (4kV CM, 2kV DM)
 - IEC/EN-61000-4-5: Signal Ports (1kV)
 - IEC/EN-61000-4-5: Surge DC Port (1kV)
 - IEC/EN-61000-4-6: Immunity to Conducted Disturbances (10Vrms)
 - IEC/EN-61000-4-8: Power Frequency Magnetic Field Immunity (30A/m)
 - IEC/EN-61000-4-11: Voltage DIPS, Short Interruptions, and Voltage Variations
 - EN 50121-4: Railway EMC
 
  | 
|  Safety  | - The Cisco ASR 9902 Router is designed to meet:
 - UL/CSA/IEC/EN 60950-1
 - IEC/EN 60825 Laser Safety
 - ACA TS001
 - AS/NZS 60950
 - FDA: Code of Federal Regulations Laser Safety
 
  | 
|  Network Equipment Building Systems (NEBS)  | - The Cisco ASR 9902 Router is designed to meet:
 - SR-3580: NEBS Criteria Levels (Level 3)
 - GR-1089-CORE: NEBS EMC and Safety
 - GR-63-CORE: NEBS Physical Protection
 
  |