Cisco ISR 4451 network router with 4 onboard GE, 3 NIM slots, 1 ISC slot, 2 SM slots, 8GB Flash Memory default, 2 GB DRAM, 4 GB DRAM
Cisco ISR 4451 network router with 4 onboard GE, 3 NIM slots, 1 ISC slot, 2 SM slots, 8GB Flash Memory default, 2 GB DRAM, 4 GB DRAM
Cisco ISR 4451 network router with 4 onboard GE, 3 NIM slots, 1 ISC slot, 2 SM slots, 8GB Flash Memory default, 2 GB DRAM, 4 GB DRAM
Cisco ISR 4451 network router with 4 onboard GE, 3 NIM slots, 1 ISC slot, 2 SM slots, 8GB Flash Memory default, 2 GB DRAM, 4 GB DRAM
Cisco ISR 4451 network router with 4 onboard GE, 3 NIM slots, 1 ISC slot, 2 SM slots, 8GB Flash Memory default, 2 GB DRAM, 4 GB DRAM
Cisco ISR 4451 network router with 4 onboard GE, 3 NIM slots, 1 ISC slot, 2 SM slots, 8GB Flash Memory default, 2 GB DRAM, 4 GB DRAM
Cisco ISR 4451 network router with 4 onboard GE, 3 NIM slots, 1 ISC slot, 2 SM slots, 8GB Flash Memory default, 2 GB DRAM, 4 GB DRAM
Cisco ISR 4451 network router with 4 onboard GE, 3 NIM slots, 1 ISC slot, 2 SM slots, 8GB Flash Memory default, 2 GB DRAM, 4 GB DRAM
Cisco ISR 4451 network router with 4 onboard GE, 3 NIM slots, 1 ISC slot, 2 SM slots, 8GB Flash Memory default, 2 GB DRAM, 4 GB DRAM
Cisco ISR 4451 network router with 4 onboard GE, 3 NIM slots, 1 ISC slot, 2 SM slots, 8GB Flash Memory default, 2 GB DRAM, 4 GB DRAM
Cisco ISR 4451 network router with 4 onboard GE, 3 NIM slots, 1 ISC slot, 2 SM slots, 8GB Flash Memory default, 2 GB DRAM, 4 GB DRAM
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Cisco ISR 4451 network router with 4 onboard GE, 3 NIM slots, 1 ISC slot, 2 SM slots, 8GB Flash Memory default, 2 GB DRAM, 4 GB DRAM

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R 355,768.95
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R 355,768.95
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R 430,130.95
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Cisco ISR4451-X/K9 network router ISR 4451 Sec bundle w/SEC license with 4 onboard GE, 3 NIM slots, 1 ISC slot, 2 SM slots, 8 GB Flash, 2 GB DRAM

* Price negotiable on Bulk Orders, Tender/Procurement Orders, Projects

SPECIFICATIONS

Brand Name: CISCO

Condition: New factory sealed

DIY Supplies: Electrical

Encryption Type: WPA2-PSK, WPA2

High-concerned Chemical: None

LAN Ports: 2

Max. LAN Data Rate: 1000Mbps

PoE Ports: Supported

Supports WDS: No

Supports WPS: No

Type: Wired

Warranty: 1 year

Wi-Fi Supported Frequency: 2.4G & 5G

Wi-Fi Transmission Standard: 802.11b

Wired Transfer Rate: 10/100/1000Mbps

With Modem Function: NO

size: 44.5X4.49X44.5 cm

Products Description

Cisco ISR 4451 network router ISR 4451 Sec bundle w/SEC license with 4 onboard GE, 3 NIM slots, 1 ISC slot, 2 SM slots, 8 GB Flash Memory default, 2 GB DRAM default (data plane), 4 GB DRAM default (control plane)

Cisco 4451 Integrated Services Router, named as ISR4451-X, which supports 2 Enhanced service-module (SM-X) slots, delivers 1 Gbps to 2Gbps aggregate throughput. This router also supports two kinds of DDRM, data plane and control/services plane, which make administrator easy to manage the router.

Quick Specs

Product Code

Cisco ISR4451-X/K9

Aggregate Throughput

1 Gbps to 2Gbps

Total onboard WAN or LAN 10/100/1000 ports

4

RJ-45-based ports

4

SFP-based ports

4

Enhanced service-module (SM-X) slot

2

NIM (Network Interface Modules) slots

3

Onboard ISC slot

1

DDRM (data plane)

2 GB (default) / 2 GB (maximum)

DDRM (control/services plane)

4 GB (default) / 16 GB (maximum)

Flash Memory

8 GB (default) / 32 GB (maximum)

Power-supply options

Internal: AC, DC (roadmap) and PoE

Rack height

2 RU

Dimensions (H x W x D)

88.9 x 438.15 x 469.9 mm

Compare to Similar Items

Table 4 shows the comparison to similar items.

Technical Specifications

ISR4461/K9

ISR4451-X/K9

ISR4431/K9

ISR4351/K9

ISR4331/K9

ISR4321/K9

ISR4221/K9

Aggregate Throughput

1.5Gbps

1 Gbps to

2 Gbps

500 Mbps to

1 Gbps

200 Mbps to

400 Mbps

100 Mbps to

300 Mbps

50 Mbps to

100 Mbps

35 Mbps to 75 Mbps

Total onboard WAN or LAN 10/100/1000 ports

4

4

4

3

3

2

2

RJ-45-based ports

4

4

4

3

2

2

2

SFP-based ports

4

4

4

3

2

1

1

Enhanced service-module slots

3

2

0

2

1

0

0

Doublewide service-module slots

2

1 (assumes no singlewide SM-X modules installed)

0

1 (assumes no singlewide SM-X modules installed)

0

0

0

NIM slots

3

3

3

3

2

2

2

OIR (all I/O modules)

Yes

Yes

Yes

Yes

Yes

Yes

No

Onboard ISC slot

1

1

1

1

1

1

No

Physical Attributes

Cisco ISR4451-X/K9 Specifications

Aggregate Throughput

1 Gbps to 2Gbps

Total onboard WAN or LAN 10/100/1000 ports

4

RJ-45-based ports

4

SFP-based ports

4

Enhanced service-module slots

2

Doublewide service-module slots

1 (assumes no singlewide SM-X modules installed)

NIM slots

3

OIR (all I/O modules)

Yes

Onboard ISC slot

1

Default memory double-data-rate 3 (DDR3) error-correction-code (ECC) DRAM

(Combined control/services/data planes)

NA

Maximum memory DDR3 ECC DRAM (Combined control/services/data planes)

NA

Default memory DDR3 ECC DRAM (data plane)

2 GB

Maximum memory DDR3 ECC DRAM (data plane)

2 GB

Default memory DDR3 ECC DRAM (control/services plane)

4 GB

Maximum memory DDR3 ECC DRAM (control/services plane)

16 GB

Default flash memory

8 GB

Maximum flash memory

32 GB

External USB 2.0 slots (type A)

2

USB console port -type B mini (up to 115.2 kbps)

1

Serial console port - RJ45 (up to 115.2 kbps)

1

Serial auxiliary port - RJ45 (up to 115.2 kbps)

1

Power-supply options

Internal: AC, DC and PoE

Redundant power supply

Internal: AC, DC and PoE

AC input voltage

100 to 240 VAC autoranging

AC input frequency

47 to 63 Hz

AC input current range, AC power supply (maximum)

7.1 to 3.0A

AC input surge current

<50 A

Typical power (no modules) (watts)

158

Maximum power with AC power supply (watts)

450 (no PoE)

Maximum power with PoE power supply (platform only) (watts)

1000 with PoE redundant

1450 with PoE boost no redundancy

Maximum endpoint PoE power available from PoE power supply (watts)

500 W with optional redundancy

Maximum endpoint PoE power capacity with PoE boost (watts)

950 W no redundancy

The Cisco ISR 4451 network router with 4 onboard GE, 3 NIM slots, 1 ISC slot, 2 SM slots, 8GB Flash Memory default, 2 GB DRAM, 4 GB DRAM is a sensational customer favorite, and we hope you like it just as much.

Inventory Last Updated: Aug 23, 2025