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REFURBISHED
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Cisco ISR 4321 2-Port Gigabit Integrated Services Router – Refurbished | ISR4321/K9

In Stock
5 units available
SKU
ISR4321/K9-REFURBISHED
MPN
ISR4321/K9
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$389
The Cisco ISR 4321 is a refurbished router ideal for enterprise branch deployments. It features 2 Gigabit Ethernet ports, 4GB RAM, and 50 Mbps throughput.
In Stock
General
  • Device Type: Router
  • Brand: Cisco
  • Model: ISR 4321
Ports & PoE
  • WAN Ports: 2 x 10Base-T/100Base-TX/1000Base-T
Performance
  • Aggregate Throughput: 50 Mbps
Memory
  • RAM Installed: 4 GB
  • Max RAM Supported: 8 GB
  • Flash Memory Installed: 4 GB
  • Max Flash Supported: 8 GB
Power
  • Power Supply Type: External power adapter
  • Voltage Required: AC 120/230 V (50/60 Hz)
Physical
  • Width: 14.5 in
  • Depth: 11.6 in
  • Height: 1.8 in
  • Weight: 7.72 lbs

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Cisco · Integrated Services Router 4000 Series
ISR4321/K9 2-Port Gigabit Integrated Services Router Refurbished
High-performance routing for enterprise branches.
Overview
The Cisco ISR 4321 is a high-performance integrated services router designed for enterprise branch networking. It consolidates multiple IT functions, providing robust connectivity and application-aware networking capabilities. With modular interfaces and support for diverse WAN links, it is ideal for environments that require reliable communication with both private and public networks.
Key Features
  • Modular Design: Supports online insertion and removal for easy upgrades.
  • High Throughput: Delivers up to 50 Mbps aggregate throughput.
  • Flexible Connectivity: Equipped with 2 Gigabit Ethernet ports for versatile networking.
  • Environmental Resilience: Operates in temperatures from 32°F to 104°F.
  • Memory Capacity: Features 4GB of installed RAM and 4GB of flash memory.
  • Compliant Standards: Meets various international safety and EMC standards.
  • Remote Management: Supports SNMP and RMON for effective network management.
Specifications
General
Device TypeRouter
BrandCisco
ModelISR 4321
Ports & PoE
WAN Ports2 x 10Base-T/100Base-TX/1000Base-T
Performance
Aggregate Throughput50 Mbps
Memory
RAM Installed4 GB
Max RAM Supported8 GB
Flash Memory Installed4 GB
Max Flash Supported8 GB
Power
Power Supply TypeExternal power adapter
Voltage RequiredAC 120/230 V (50/60 Hz)
Physical
Width14.5 in
Depth11.6 in
Height1.8 in
Weight7.72 lbs
Environmental
Min Operating Temperature32 °F
Max Operating Temperature104 °F
Humidity Range Operating5 - 85%
Compliance
Compliant StandardsAS/NZS 3548 Class A, EN 60950-1, FCC CFR47 Part 15, UL 60950-1, and others.

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FAQ

Common questions about the Cisco ISR 4321 2-Port Gigabit Integrated Services Router – Refurbished | ISR4321/K9.

The maximum aggregate throughput of the Cisco ISR 4321 is 50 Mbps.
The ISR 4321 is equipped with 2 WAN ports, supporting 10Base-T, 100Base-TX, and 1000Base-T connections.
The ISR 4321 uses DDR3 SDRAM for its memory, with 4 GB installed and a maximum of 8 GB supported.
Yes, the ISR 4321 is designed for direct communication with both private data centers and public clouds.
The dimensions of the ISR 4321 are 14.5 inches in width, 11.6 inches in depth, and 1.8 inches in height.
The ISR 4321 can operate in temperatures ranging from 32°F to 104°F with a humidity range of 5% to 85%.
Documents

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