• Model-Cisco ASR1004
  • Scalability-10 to 40 Gbps
  • Targeted for-Enterprise WAN or Internet edge, service provider
  • Rack Height-4U
  • Shared port adapters-8
  • Embedded services processor slots-1
  • Route processor slots-1
  • Number of SPA interface processors (SIPs) supported-2
  • Redundancy-Yes: Software
  • Dimension (H x W x D)-177.8 x 437.4 x 461.0 mm


Features and benefits

When it comes to connecting enterprise networks to cloud infrastructure, Cisco ASR 1000s are more than mere edge routers.

Application-centric SD-WAN

Security and integrity

Leading encryption performance, layered security services, and a tamper-resistant design help the Cisco ASR 1000 reduce your attack surface and secure edge traffic.

High performance and scale

Always-on architecture

A unique chipset architecture splits control and data-plane operations for improved performance, no matter how complex or crowded your edge. The Cisco ASR 1000 is built to scale.

Unified communications

Advanced silicon

Our latest ASIC technology in the Cisco ASR 1000 Series provides unparalleled edge performance, even when connectivity comes in large bursts.


SKU: CISCO ASR1004 Category:


Sub Brands



Physical specifications

Note: Depth applies to chassis edge-to-edge dimension and does not include protrusions such as card handles, power-supply handles, and cable management brackets.

Refer to the applicable hardware installation guide for additional details.

Height: 7 in. (177.8 mm)

Width: 17.2 in. (437.4 mm)

Depth: 18.15 in. (461.0 mm)


●  68.7 lb (31.16 kg) (with dual AC power supply, SPA blank covers, Cisco ASR 1000 Series 10-Gbps ESP [ASR1000-ESP10] or ASR 1000 Series 40-Gbps ESP [ASR1000-ESP-40], Cisco ASR 1000 Series Route Processor 1 [RP1] [ASR1000-RP1], two Cisco ASR 1000 Series 10-Gbps SIPs [ASR1000-SIP10] or ASR1000 Series 40-Gbps SIPs [ASR1000-SIP-40], and no SPAs)

Default memory 4-GB DRAM RP1


Number of SIPs or Ethernet line cards supported 2
Shared port adapters 8 SPA slots
Ethernet port adapters N/A
Cisco ASR 1000 Series ESP 1 ESP slot
Route processor 1 route-processor slot
Redundancy Software: Yes
Built-in Gigabit Ethernet ports 0
Built-in 10 Gigabit Ethernet port No
Network interface module No
Cisco ASR 1000 Series Cisco ASR 1004
ESP support Cisco ASR 1000 Series 10-Gbps ESP (ASR1000-ESP10), noncrypto Cisco ASR 1000 Series 10-Gbps ESP (ASR1000-ESP10-N), Cisco ASR 1000 Series 20-Gbps ESP (ASR1000-ESP20), and Cisco ASR 1000 Series 40-Gbps ESP (ASR1000-ESP40)
ESP bandwidth 10 to 40 Gbps
ESP memory Cisco ASR 1000 Series 10-Gbps ESP (ASR1000-ESP10) and ASR 1000 Series 10-Gbps ESP (ASR1000-ESP10): 2‑GB DRAM default; 2‑GB DRAM maximum

Cisco ASR 1000 Series 20-Gbps ESP (ASR1000-ESP20): 4‑GB DRAM default; 4‑GB DRAM maximum

SIPs and Ethernet line cards Supports Cisco ASR 1000 Series 10-Gbps SIP Carrier Card (ASR1000-SIP10), Cisco ASR 1000 Series 40-Gbps SIP Carrier Card (ASR1000-SIP40), and ASR 1000 Fixed Ethernet Line Cards; two 10 GE + twenty 1 GE line cards (ASR1000-2T+20X1GE); and six 10 GE line cards (ASR1000-6TGE)
Embedded hardware-based encryption Yes: On Cisco ASR 1000 Series 10-Gbps ESP (ASR1000-ESP10) with up to 4 Gbps and on Cisco ASR 1000 Series 20-Gbps ESP (ASR1000-ESP20) with up to 8-Gbps crypto support throughput

Note: No support on noncrypto Cisco ASR 1000 Series 10-Gbps ESP (ASR1000-ESP10-N)

Minimum Cisco IOS XE Software release Cisco IOS XE Software Release 2.1
Rack-mounting Yes: 19-inch
Wall-mounting No
External USB flash memory 1-GB USB flash-memory support
Redundant power supply Same as for Cisco ASR 1002
Power input Same as for Cisco ASR 1002
Power consumption ●  Maximum (DC): 1020W

●  Maximum (AC): 960W

●  Maximum (out): 765W

Airflow Front-to-back
Operating temperature (nominal) 32 to 104°F
(0 to 40°C)
Operating temperature (short-term) 32 to 122°F
(0 to 50°C)
Operating humidity (nominal) (relative humidity) 10 to 85%
Operating humidity (short-term) 5 to 90%
Storage temperature -40 to 150°F

(-40 to 70°C)

Storage humidity (relative humidity) 5 to 95%
Operating altitude -500 to 10,000 feet
(152 to 3048 meters)
Network Equipment Building Standards (NEBS) GR-1089 and GR-63
EMC standards ●  FCC 47 CFR Part 15 Class A

●  VCCI Class A

●  AS/NSZ Class A

●  ICES-003 Class A

●  EN55022/CISPR 22 Information Technology Equipment


●  EN55024/CISPR 24 Information Technology Equipment


●  EN300 386 Telecommunications Network Equipment

●  (EMC)

●  EN50082-1/EN61000-6-1 Generic Immunity Standard

Safety Standard UL60950-1

CSA C22.2 No. 60950-1-03

EN 60950-1

IEC 60950-1

AS/NZS 60950.1


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