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ISR4221X/K9, Cisco ISR 4221 Router, 2GE/2NIM/8G DRAM

Brand: Cisco
Model: ISR4221X/K9

List Price: $2,425.00

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ISR4221X/K9, Cisco ISR 4221 Router, 2GE/2NIM/8G DRAM

100% Genuine Ready to Ship

$2,425.00

20% OFF

$1,946.00

Overview

End-of-Life Notice

ISR4221X/K9 is officially EOL. Service support ends on 2028-11-30.

For full lifecycle details, see ISR4221X/K9 EOL.

Recommended Replacement

Official replacement model. Aligned with current deployment environments.

C8200L-1N-4T

Cisco ISR4221X/K9 Overview

Cisco® 4000 Family Integrated Services Routers (ISRs) form an Software Defined WAN platform that delivers the performance, security, and convergence capabilities that today’s branch offices need.

Quick Specs

Table 1 shows the Quick Specs.

Product Code	ISR4221X/K9
Description	Cisco ISR 4221 (2GE,2NIM,8G FLASH,8G DRAM,IPB)
Dimensions	1.72 x 12.7 x 10"(43.7 x 322.6 x 254 mm)
Aggregate Throughput (Default)	35 Mbps
Aggregate Throughput (Performance License)	75 Mbps
Aggregate CEF Only[5] Throughput (Boost License)	1.2 Gbps

Product Details

Figure 1 shows the LEDs on the front panel of the Cisco ISR4221/K9.

There are 4 LEDs on the front panel.

Figure 2 shows the back panel of Cisco ISR4221/K9.

Note:

①	GE 0/0/0 RJ-45 (copper cable) port	⑤	Console port
②	Power switch	⑥	GE 0/0/1 (copper cable) port
③	Power input connector	⑦	GE 0/0/0 SFP (fiber-optic) port
④	GE “MGMT” port (with USB port below)	⑧	NIM slots

The Modules, Cards, Licenses & Accessories

Cisco ISR4221X/K9 is one of the Cisco 4000 series routers, which support new modules & cards slots, such as NIM, ISC, etc. Besides, Cisco ISR4221X/K9 can upgrade by licenses.

Table 2 shows some recommended modules, cards, licenses and accessories of Cisco ISR4221X/K9.

Items	Models	Descriptions
Ethernet Switch	NIM-ES2-4=	Cisco 4-Port Gigabit Ethernet Switch NIM
Ethernet Switch	NIM-ES2-8	Cisco 8-Port Gigabit Ethernet Switch NIM
Ethernet Routed-Port	NIM-1GE-CU-SFP	1-port Gigabit Ethernet NIM, dual mode SFP or RJ45
Ethernet Routed-Port	NIM-2GE-CU-SFP	2-port Gigabit Ethernet NIM, dual mode SFP or RJ45
Wireless WAN (3G, 4G, LTE)	NIM-4G-LTE-GA=	4G LTE NIM for Global (Europe, Australia & New Zealand)
T1, E1, and G.703 Multiflex Trunk Voice and WAN Interface Cards	NIM-1MFT-T1/E1	1-port multiflex trunk voice/clear-channel data T1/E1 module
	NIM-2MFT-T1/E1	2 port Multi-flex Trunk Voice/Clear-channel Data T1/E1 Module
Serial WAN Interface	NIM-1T	1-Port Serial High-Speed WAN Interface Card
Serial WAN Interface	NIM-2T	2-Port Serial High-Speed WAN Interface Card
Small Form-Factor Pluggable	GLC-EX-SMD	1000BASE-EX SFP transceiver module, SMF, 1310nm, DOM
	GLC-LH-SM	GE SFP, LC connector LX/LH transceiver
	GLC-LH-SMD	GE SFP, LC connector LX/LH transceiver; with DOM
	GLC-SX-MMD	GE SFP, LC connector SX transceiver; with DOM
	GLC-ZX-SMD	1000BASE-ZX SFP; with DOM
Licenses	L-SL-4220-APP-K9=	AppX License for Cisco ISR 4220 Series

Note: Cisco 4221 Router was launched with the IOS-XE version 16.4.1; All supported modules are available starting this version

Compare to Similar Items

Table 3 shows the comparison of Cisco Router ISR 4000 Series.

Technical Specifications	ISR4461/K9	ISR4451-X/K9	ISR4431/K9	ISR4351/K9	ISR4331/K9	ISR4321/K9	ISR4221X/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

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Quality Certifications

Specification

Cisco ISR4221X/K9 Specification

ISR4221X/K9 Specification
Product Code	ISR4221X/K9
Description	Cisco ISR 4221 (2GE,2NIM,8G FLASH,8G DRAM,IPB)
Aggregate Throughput (Default)	35 Mbps
Aggregate Throughput (Performance License)	75 Mbps
Aggregate CEF Only Throughput (Boost License)	1.2 Gbps
Total onboard WAN or LAN 10/100/1000 ports	2
Total onboard WAN or LAN 10Gbps ports	N/A
RJ-45-based ports	2
SFP-based ports	1
Enhanced service-module slots	0
Doublewide service-module slots	0
NIM slots	2
OIR (all I/O modules)	NO
Onboard ISC slot	NO
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)	4 GB
Default memory DDR3 ECC DRAM (data plane)	N/A
Maximum memory DDR3 ECC DRAM (data plane)	N/A
Default memory DDR3 ECC DRAM (control/services plane)	N/A
Maximum memory DDR3 ECC DRAM (control/services plane)	N/A
Default flash memory	8 GB
Maximum flash memory	8 GB
External USB 2.0 slots (type A)	1
USB console port -type B mini (up to 115.2 kbps)	0
Serial console port - RJ45 (up to 115.2 kbps)	1 (combo CON/AUX port)
Serial auxiliary port - RJ45(up to 115.2 kbps)	1 (combo CON/AUX port)
Power-supply options	External AC only
Redundant power supply	N/A
Power Specifications
AC input voltage	100 to 240 VAC autoranging
DC Input Voltage Input Voltage Input Current	N/A N/A
AC input frequency	47 to 63 Hz
AC input current range, AC power supply (maximum)	1.5 to 0.6A
AC input surge current	90 A peak and less than 3 Arms per half cycle
Typical power (no modules) (watts)	24
Maximum power with AC power supply (watts)	90
Maximum power with DC power supply (watts)	N/A
Maximum power with PoE power supply (platform only) (watts)	N/A (No PoE Support)
Maximum endpoint PoE power available from PoE power supply (watts)	N/A (No PoE Support)
Maximum endpoint PoE power capacity with PoE boost (watts)	N/A (No PoE Support)
Sizes
Dimensions(H x W x D)	1.72 x 12.7 x 10"(43.7 x 322.6 x 254 mm)
External Power Supply Dimensions (Hx W x D)	37 x 73 x 152mm (Phihongmfg PN:AA90U120A-R) 36.5x 67 x 155mm (Delta mfg PN:ADP90GRBA)
Rack height	1 rack unit(1RU)
Rack-mount 19in. (48.3cm) EIA	Optional
Rack-mount 23in. (58.4cm) EIA	NA
Wall-mount	Yes
Airflow	I/O side to bezel side
MTBF (Hours)	593270
Environmental Specifications
Temperature	32º to 104ºF(0ºto 40ºC)
Altitude(China)	0–6,560 ft.(0–2,000 m)
Altitude(Rest of the world)	0–10,000 ft.(0–3,050 m)
Short Term Temperature upto 6560ft per NEBS GR-63-CORE	N/A
Relative humidity	5% to 85%
Short-term humidity	5% to 90% not to exceed 0.024 kg water/kg of dry air
Acoustics:Sound pressure(Typical/ maximum)	28.5/53 dBA
57.2/80.8 dBA	41/68 dBA
Nonoperating Conditions
Temperature	-40 to 158ºF(-40 to 70ºC)
Relative humidity	5% to 95%
Altitude	15,584 ft (4750m)
Regulatory and Compliance
Safety	UL 60950-1 CAN/CSA C22.2 No. 60950-1 EN 60950-1 AS/NZS 60950-1 IEC 60950-1 GB-4943 ICES-003 Class A EN55022 Class A CISPR22 Class A AS/NZS3548 Class A VCCI V-3 CNS 13438 EN 300-386 EN 61000 (Immunity) EN 55024, CISPR 24 EN50082-1 KN22, KN24
Telecom	TIA-968-B CS-03 ANSI T1.101 ITU-T G.823, G.824 IEEE 802.3 RTTE Directive Homologation requirements vary by country and interface type.

Quality Certifications

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Q&A

Questions & Answers

What accessories are available for the Cisco ISR 4221?

Accessories include additional NIM modules, power cords, rack mount kits, and console cables to enhance and customize the router's capabilities.

How does the Cisco ISR 4221 compare with the ISR 4321?

The ISR 4221 offers fewer ports and lower overall throughput compared to the ISR 4321, catering to smaller branch offices with simpler networking needs.

What are the primary benefits of using the Cisco ISR 4221?

The primary benefits include secure connectivity, wide range of network services integration, future-proof performance, and cost-effectiveness for growing businesses.

Are the products sold on router-switch.com authentic?

Yes, router-switch.com only sells 100% genuine products from authorized brands. As a multi-brand authorized distributor, all items are sourced through official channels and include valid manufacturer warranties. Customers may verify authorization via brand websites or request certification documents.

Learn More

How cost-effective is the Cisco ISR 4221 for small to medium-sized businesses?

The Cisco ISR 4221 provides a high-performance, secure, and reliable service at a cost-effective rate, ideal for small to medium-sized businesses.

What are the standout features of the Cisco ISR 4221?

The Cisco ISR 4221 features 2 GE ports, 2 NIM slots, 8G FLASH, and 8G DRAM, making it highly adaptable and powerful for various networking needs.

What are the typical application scenarios for the Cisco ISR 4221?

The Cisco ISR 4221 is perfect for secure, high-performance connectivity in small to medium-sized branches, supporting data, voice, and video applications.

How do I install the Cisco ISR 4221?

The Cisco ISR 4221 installation involves connecting power and network cables, configuring initial settings via the console port, and then deploying according to specific network requirements.

Does the Cisco ISR 4221 require regular upgrades?

Yes, regular firmware and software updates from Cisco will ensure the Cisco ISR 4221 maintains optimal performance and security.

Are there alternative products to the Cisco ISR 4221?

Alternatives include other models in the Cisco ISR 4000 series, such as the ISR 4321, each offering different port configurations and performance levels.

What are some common troubleshooting tips for the Cisco ISR 4221?

Common issues can be resolved by checking cable connections, reviewing configuration settings, and ensuring the latest firmware updates are installed.