⁸ Cisco ISR4331/K9 Router (3GE,2NIM,1SM,4G FLASH,4G DRAM,IP Base), ISR43 – Let's Fibre Technologies
Cisco ISR4331/K9 Router (3GE,2NIM,1SM,4G FLASH,4G DRAM,IP Base), ISR4331 with 3 onboard GE, 2NIM slot, 1ISC slot, 1SM slots, 4GB Flash
Cisco ISR4331/K9 Router (3GE,2NIM,1SM,4G FLASH,4G DRAM,IP Base), ISR4331 with 3 onboard GE, 2NIM slot, 1ISC slot, 1SM slots, 4GB Flash
Cisco ISR4331/K9 Router (3GE,2NIM,1SM,4G FLASH,4G DRAM,IP Base), ISR4331 with 3 onboard GE, 2NIM slot, 1ISC slot, 1SM slots, 4GB Flash
Cisco ISR4331/K9 Router (3GE,2NIM,1SM,4G FLASH,4G DRAM,IP Base), ISR4331 with 3 onboard GE, 2NIM slot, 1ISC slot, 1SM slots, 4GB Flash
Cisco ISR4331/K9 Router (3GE,2NIM,1SM,4G FLASH,4G DRAM,IP Base), ISR4331 with 3 onboard GE, 2NIM slot, 1ISC slot, 1SM slots, 4GB Flash
Cisco ISR4331/K9 Router (3GE,2NIM,1SM,4G FLASH,4G DRAM,IP Base), ISR4331 with 3 onboard GE, 2NIM slot, 1ISC slot, 1SM slots, 4GB Flash
Cisco ISR4331/K9 Router (3GE,2NIM,1SM,4G FLASH,4G DRAM,IP Base), ISR4331 with 3 onboard GE, 2NIM slot, 1ISC slot, 1SM slots, 4GB Flash
Cisco ISR4331/K9 Router (3GE,2NIM,1SM,4G FLASH,4G DRAM,IP Base), ISR4331 with 3 onboard GE, 2NIM slot, 1ISC slot, 1SM slots, 4GB Flash
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Cisco ISR4331/K9 Router (3GE,2NIM,1SM,4G FLASH,4G DRAM,IP Base), ISR4331 with 3 onboard GE, 2NIM slot, 1ISC slot, 1SM slots, 4GB Flash

R 59,996.80
R 59,996.80
R 75,785.43
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Cisco ISR4331/K9 Router (3GE,2NIM,1SM,4G FLASH,4G DRAM,IP Base), ISR4331 with 3 onboard GE, 2NIM slot, 1ISC slot, 1SM slots, 4GB Flash

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

Description

Cisco ISR4331/K9 Router (3GE,2NIM,1SM,4G FLASH,4G DRAM,IP Base), ISR4331 with 3 onboard GE, 2NIM slot, 1ISC slot, 1SM slots, 4GB Flash

Cisco 4331 Integrated Services Router delivers 100 Mbps to 300 Mbps aggregate throughput and offers one Enhanced service-module (SM-X) slot, which supports for both single- and double-wide service modules provides flexibility in deployment options.

Specs Summary

Product Code

Cisco ISR4331/K9

Aggregate Throughput

100 Mbps to 300 Mbps

Total onboard WAN or LAN 10/100/1000 ports

3

RJ-45-based ports

2

SFP-based ports

2

Enhanced service-module (SM-X) slot

1

NIM (Network Interface Modules) slots

2

Onboard ISC slot

1

Memory

4 GB (default) / 16 GB (maximum)

Flash Memory

4 GB (default) / 16 GB (maximum)

Power-supply options

Internal: AC and PoE

Rack height

1 RU

Dimensions (H x W x D)

44.45 x 438.15 x 438.15 mm

Package Weight

12.96 Kg


 


Compare 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

Technical Specifications

ISR4331/K9 Specifications
Aggregate Throughput (Default) 100 Mbps
Aggregate Throughput (Performance License) 300 Mbps
Aggregate CEF Only[5] Throughput (Boost License) Over 2Gbps
Total onboard WAN or LAN 10/100/1000 ports 3
Total onboard WAN or LAN 10Gbps ports -
RJ-45-based ports 2
SFP-based ports 2
Enhanced service-module slots 1
Doublewide service-module slots 0
NIM slots 2
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) 4 GB
Maximum memory DDR3 ECC DRAM (Combined control/services/data planes) 16 GB
Default memory DDR3 ECC DRAM (data plane) NA
Maximum memory DDR3 ECC DRAM (data plane) NA
Default memory DDR3 ECC DRAM (control/services plane) NA
Maximum memory DDR3 ECC DRAM (control/services plane) NA
Default flash memory 4 GB
Maximum flash memory

16 GB
External USB 2.0 slots (type A)

1
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 and PoE, DC* (*4331-DC)
Redundant power supply N/A
Power Specifications
AC input voltage 100 to 240 VAC autoranging

Input Voltage

 24 – 60V
Input Current 14 - 5A

AC input frequency

 47 to 63 Hz
AC input current range, AC power supply (maximum) 3 to 1.3A
Sizes and Weights
Dimensions
(H x W x D)

1.75 x 17.25 x 17.25 in

(44.45 x 438.15 x 438.15 mm)
Rack height 1 Rack Unit (1RU)
Typical weight (fully loaded with modules) 16.1 lb (7.3 kg)
Packaging Weight

4.6 lb (2.1 kg)
Airflow

I/O side to bezel side
MTBF (Hours) 587250
Operating Conditions

Temperature

32 to 104°F

(0 to 40°C)
Altitude

0 – 6,560 ft.

(0 – 2,000 m)


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Inventory Last Updated: Oct 28, 2025