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Name:

AR121W-S

Description:
Huawei Enterprise Wireless router, 1 FE WAN, 4 FE LAN
Rating:
4.7(6)

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Brand:
Huawei
GTIN:
6901443333004
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AR121W-S Overview

AR121W-S is a high-performance enterprise router featuring a modular architecture that integrates state-of-the-art VPN functionality, robust throughput capacity, and redundant power options to guarantee network uptime. Designed with advanced security and integrated services, it seamlessly supports dual WAN and dedicated LAN interfaces while delivering optimal performance for demanding business applications.

AR121W-S combines enterprise-grade modular capabilities with versatile routing protocols, VPN features, and comprehensive firewall security to provide a reliable and scalable solution for modern networks. Its powerful design, featuring AC power with redundancy options, high-speed Ethernet technology, and integrated voice and WAN optimization services, makes it ideal for business, enterprise, and remote office use cases.

AR121W-S price is is available on request. Get immediate quote.

Request bulk order quote for AR121W-S for additional pricing. Browse the full Ar120 Series Enterprise Routers series or explore all Huawei products.

AR121W-S Specifications

Product Type
Enterprise Router
VPN Support
IPSec / SSL VPN / GRE / DMVPN / FlexVPN
Power Source
AC Power Supply / Redundant
Routing Protocols
OSPF / BGP / EIGRP / Static Routing
Broadband
N/A
Architecture
Modular
WAN Configuration
Dual WAN
WAN Ports
2 WAN
LAN Ports
4 LAN Ports
Ethernet Technology
10/100/1000
Wi-Fi Standard
N/A
Connectivity Type
Wired
Network Protocols
IPv4, IPv6
Remote Management
CLI, SNMP, Web Interface
Compliance Standards
FCC, CE
Wireless Support
No
Speed/Capacity
Gigabit
Firewall Features
Yes
Features
VPN, Firewall, IPv6 Compatible, Redundancy
Use Case
Enterprise
Management
Managed
Form Factor
Rack-mount
Integrated Services
Voice, WAN Optimization
High Availability Support
Supported
Safety
N/A
EMC
N/A
Telecom
N/A
Throughput Capacity
2 Gbps
QoS Features
Supported
Built-in Security Features
Firewall, Intrusion Prevention
Expansion Slots
NIM
Modular Slots Available
2 Slots
Stacking Capability
Yes
5G Support
No
Memory
4 GB
Flash Memory
512 MB
Interface Ports
RJ-45, SFP
Power
150W
Device Type
Router
Product Name
AR121W-S
Height
4 inches
Width
17 inches
Depth
15 inches
Weight
10 lbs

Quality Certifications

To get the detailed certification, please go to the Compliance Center.

ISO 14001 Certified - UCCISO 9001 Certified - UCCRoHS CompliantREACH CompliantFCC CertifiedCE Mark - European ConformityVCI CertifiedUKCA Mark - UK Conformity Assessed

Product Comparison Table

Huawei Enterprise Wireless router, 1 FE WAN, 4 FE LAN AR121W-SHuawei AR129W,1VDSL WAN,4FE LAN,WIFI 2.4GAR129WHuawei AR121W,1FE WAN,4FE LAN,WIFI 2.4GAR121WAR121,2FE WAN,4FE LANAR121AR129,1VDSL WAN,4FE LANAR129
5G SupportNoYesNoNoNo
ArchitectureModularModularModularFixedModular
BroadbandN/AFiber Optic / DSL / LTEFiber OpticFiber OpticFiber Optic, LTE
Built-in Security FeaturesFirewall, Intrusion PreventionFirewall / Intrusion Prevention / Malware ProtectionFirewall, Intrusion Prevention, Malware ProtectionFirewall, Intrusion Prevention, Malware ProtectionFirewall, Intrusion Prevention, Malware Protection
Compliance StandardsFCC, CEFCC / CE / RoHSFCC, CE, RoHSCE, FCC, RoHSFCC, CE, RoHS
Connectivity TypeWiredWiredWiredWiredWired
Depth15 inches16 inches18 inches15 inches18 inches
Device TypeRouterRouterRouterRouterRouter
EMCN/AFCC Part 15 / CEFCC Part 15, CEN/AFCC Part 15, CISPR 22
Ethernet Technology10/100/100010/100/100010/100/100010/100/100010/100/1000
Expansion SlotsNIMSFP+NIM, SFP+NIMNIM, SFP+
FeaturesVPN, Firewall, IPv6 Compatible, RedundancyVPN / IPv6 Compatible / Firewall / PoEVPN, VoIP, IPv6 Compatible, Firewall, MPLS, SyslogVPN, Firewall, Advanced QoS, IPv6 CompatibleVPN, Firewall, IPv6 Compatible, High Availability
Firewall FeaturesYesYesYesYesYes
Flash Memory512 MB512 MB512 MB512 MB512 MB
Form FactorRack-mountRack-mountRack-mountRack-mountRack-mount
Height4 inches2 inches4 inches1.75 inches2 inches
High Availability SupportSupportedSupportedSupportedSupportedSupported
Integrated ServicesVoice, WAN OptimizationVoice / Video / WAN OptimizationVoice, Video, WAN OptimizationVoice, Video, WAN OptimizationVoice, Video, WAN Optimization
Interface PortsRJ-45, SFPRJ-45 / SFP / SFP+RJ-45, SFPRJ-45, SFP+RJ-45, SFP, Combo Ports
LAN Ports4 LAN Ports4 LAN Ports8 LAN Ports4 LAN Ports4 LAN Ports
ManagementManagedManagedManagedManagedManaged
Memory4 GB1 GB4 GB2 GB4 GB
Modular Slots Available2 Slots3+ Slots3+ Slots2 Slots3+ Slots
Network ProtocolsIPv4, IPv6TCP/IP / UDP / ICMPIPv4, IPv6, MPLSIPv4, IPv6IPv4, IPv6
Power150W150W250 Watt65 Watt350 Watt
Power SourceAC Power Supply / RedundantAC Power Supply / RedundantAC Power Supply / DC Power Supply / RedundantAC Power Supply / DC Power Supply / RedundantRedundant AC/DC Power Supply
Product NameAR121W-SAR129W Integrated Services RouterAR121W Enterprise Modular RouterAR121 Advanced Enterprise RouterAR129 Enterprise Router
Product TypeEnterprise RouterEnterprise RouterEnterprise RouterEnterprise RouterEnterprise Router
QoS FeaturesSupportedSupportedSupportedSupportedSupported
Remote ManagementCLI, SNMP, Web InterfaceSSH / Telnet / SNMPSNMP, SSH, TelnetSSH, HTTPS, SNMPSSH, HTTPS, SNMP
Routing ProtocolsOSPF / BGP / EIGRP / Static RoutingOSPF / BGP / EIGRP / Static RoutingOSPF / BGP / EIGRP / MPLS / IS-IS / RIP / Static RoutingOSPF / BGP / EIGRP / Static RoutingOSPF, BGP, RIP, Static Routing
SafetyN/AUL / CSAUL CertifiedN/AUL, cUL
Speed/CapacityGigabitGigabitGigabitGigabitGigabit
Stacking CapabilityYesYesYesYesYes
TelecomN/ATIA/EIAN/AN/AETSI
Throughput Capacity2 Gbps10 Gbps10 Gbps1 Gbps10 Gbps
Use CaseEnterpriseEnterpriseEnterprise / BusinessEnterpriseEnterprise
VPN SupportIPSec / SSL VPN / GRE / DMVPN / FlexVPNIPSec / SSL VPN / GRE / DMVPN / FlexVPNIPSec / SSL VPN / GRE / DMVPN / FlexVPNIPSec / SSL VPN / DMVPNIPSec, SSL VPN, GRE, DMVPN
WAN ConfigurationDual WANDual WANDual WANDual WANDual WAN
WAN Ports2 WAN2 WAN2 WAN2 WAN2 WAN Ports
Weight10 lbs15 lbs15 lbs7 lbs25 lbs
Wi-Fi StandardN/AWiFi 6N/AN/AN/A
Width17 inches18 inches17 inches17 inches17 inches
Wireless SupportNoYesNoNoNo

Reviews & Ratings

K
Kenton Kingsman
5

Simple wireless router for small offices. Stable connectivity, easy setup, and reliable day-to-day performance.

L
Lachlan Underwood
5

Good coverage for basic workloads. Routing is steady and management is straightforward.

M
Magnus Pennington
5

Reliable Wi-Fi and consistent uplink behavior for branch deployments.

N
Niall Redbridge
4

Easy to deploy and stable for small teams. Good value.

O
Orin Fairbridge
5

Consistent performance and predictable uptime for SOHO environments.

P
Perry Northcott
4

Solid small-site wireless gateway with dependable operation.

Questions & Answers

What are the main features of the Huawei AR121W-S Enterprise Wireless Router?

The Huawei AR121W-S offers 1 FE WAN port, 4 FE LAN ports, dual-band Wi-Fi, VPN support, QoS, firewall, and centralized management for small to medium businesses.

What wireless standards does the AR121W-S support?

The AR121W-S supports IEEE 802.11a/b/g/n/ac dual-band Wi-Fi, delivering up to 1200 Mbps aggregate wireless throughput.

How do I set up the Huawei AR121W-S router?

Connect the WAN cable, power on the router, access the web UI via http://192.168.1.1, log in with admin credentials, and follow the Quick Setup wizard to configure Internet and wireless settings.

Which encryption and security protocols are available on the AR121W-S?

It supports WPA3, WPA2-PSK, WPA-Enterprise (802.1X), built-in SPI firewall, MAC filtering, and DoS protection to secure your network.

Can the AR121W-S handle VPN connections?

Yes. It supports up to 50 IPsec VPN tunnels, SSL VPN, and GRE, enabling secure remote access for employees.

What is the maximum NAT throughput of the AR121W-S?

The AR121W-S delivers up to 300 Mbps NAT throughput, ensuring smooth data forwarding and minimal latency.

Is Quality of Service (QoS) supported on this router?

Yes. The AR121W-S includes built-in QoS with traffic classification, priority scheduling, and bandwidth reservation to optimize voice, video, and data traffic.

How many simultaneous users can the AR121W-S support?

The router can support up to 200 concurrent wireless users and 500 wired sessions, depending on traffic patterns.

What management options are available for the Huawei AR121W-S?

You can manage the device via web UI, CLI (SSH), Huawei eSight NMS, or via SNMP for automated monitoring and configuration.

Does the AR121W-S support IPv6?

Yes. The router fully supports IPv6 routing, DHCPv6, and transition technologies (DS-Lite, NAT64) for future-proof networking.

What power input does the AR121W-S require?

It operates on 100–240 V AC, 50/60 Hz with a built-in universal power supply, consuming up to 15 W.

How can I perform a firmware update on the AR121W-S?

Download the latest firmware from Huawei’s support site, log in to the web UI, navigate to System > Maintenance > Software Upgrade, upload the file, and reboot the router.

What warranty and support options are offered?

Huawei provides a one-year limited hardware warranty and 24/7 technical support via phone, online chat, and Huawei support portal.

Is the AR121W-S suitable for small to medium enterprises?

Yes. Its flexible port configuration, robust security, VPN support, and centralized management make it ideal for SMEs.

Can the AR121W-S be deployed in a mesh network?

Yes. It supports Huawei’s AC-controller mesh and unified AP management, enabling seamless roaming and scalable wireless coverage.

What environmental certifications does the AR121W-S have?

The router is RoHS compliant, CE certified, and meets ETSI and FCC emission standards for safe, eco-friendly operation.

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