1921 Integrated Services Router

Cisco ® 1900 Series Integrated Services Routers (ISRs) build on 25 years of Cisco innovation and product leadership. The new platforms are architected to enable the next phase of branch-office evolution, providing rich-media collaboration to the branch office while maximizing operational cost savings. The Cisco Integrated Services Routers Generation 2 (ISR G2) platforms are future-enabled with multicore CPUs, Gigabit Ethernet switching with enhanced Power over Ethernet (PoE), and new energy monitoring and control capabilities that enhance overall system performance. Additionally, a new Cisco IOS ® Software Universal image enables you to decouple the deployment of hardware and software, providing a stable technology foundation that can quickly adapt to evolving network requirements. Overall, the Cisco 1900 Series offers exceptional total cost of ownership (TCO) savings and network agility through the intelligent integration of market-leading security, unified communications, wireless, and application services.

Manufacturer Part Number
CISCO1921/K9
EAN/UPC
882658343179,0882658343179,0191120090801,191120090801
Full Product Specifications

Note:

  • The full product specifications below are from the manufacturer and may contain information related to other package quantities that will not apply to the product that you are reviewing. Please confirm the actual content and/or package quantity from the main product specifications page.
  • These specifications may represent the entire product series/model/line to which this product belongs with specific configuration differences between the individual products stated.
  • These specifications may have been copied from the same product in other region/country in which case there might be minor differences in region-specific data such as Input Voltage, Terms of Warranty etc.

Services and Slot Density

Embedded hardware-based cryptography acceleration (IPsec + SSL): Yes
RJ-45 onboard LAN/WAN 10/100/1000 ports: 2
EHWIC slots: 2
Doublewide EHWIC slots (use of a doublewide EHWIC slot will consume 2 EHWIC slots): 1
Cisco Integrated Services Module (ISM) slots: 0
Memory (DDR2 DRAM): Default/maximum: 512 MB/512 MB
USB flash memory (internal): Default/maximum: 256 MB/256 MB
External USB flash-memory slots (Type A): 1
USB console port (mini-Type B) (up to 115.2 kbps): 1
Serial console port (up to 115.2 kbps): 1
Serial auxiliary port (up to 115.2 kbps: 1
Integrated power supply: AC and DC power-supply models
Power-supply options: POE (external) - on AC models only
Redundant-power-supply support: No

Power Specifications

AC input voltage: 100-240V ~
AC input frequency: 47-63 Hz
AC input current range AC power supply (maximum) (amps): 1.5-0.6
AC input surge current: <50A
Typical power (no modules): 25W
Maximum power capacity with AC power supply: 60W
Maximum power capacity with PoE power supply (platform only): 70W
Maximum PoE device power capacity with PoE power supply: 80W
DC power input: 32-60 VDC, 4A, positive or negative, single source
DC input wire size: AWG 14 (2.0 mm2)
Safety ground-wire size: AWG 14 (2.0 mm2), minimum
Wire terminal (lug): Amp/Tyco No.32957
Overcurrent protection: 20A maximum

Physical Specifications

Dimensions (H x W x D): 1.75 x 13.5 x 11.5 in. (4.45 x 34.29 x 29.21 cm)
Rack height: 1 rack unit (1RU)
Rack-mount 19 in. (48.3 cm) EIA: Optional
Wall-mount (refer to installation guide for approved orientation): Yes
Weight: With AC power supply (no modules): 6.75 lb
Weight: With PoE power supply (no modules): 7.5 lb
Airflow: Back to sides

Environmental Specifications

Operating Conditions: -
Temperature: 5906 ft (1800m) maximum altitude: 32-104°F (0-40°C)
Temperature: 9843 ft (3000m) maximum altitude: 32-77°F (0-25°C)
Altitude: 10,000 ft (3,000m)
Humidity: 10 to 85% relative humidity (RH)
Acoustic: Sound pressure (typical/maximum): 32.99/58.33 dBA
Acoustic: Sound power (typical/maximum): 41.99/67.22 dBA

Transportation and Storage Conditions


Temperature: -40 to 158°F (-40 to 70°C)
Humidity: 5 to 95% RH
Altitude: 15,000 ft (4,570m)