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AR121W-S
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Huawei Enterprise Wireless router, 1 FE WAN, 4 FE LAN
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Name:
AR121W-S
- Description:
- Huawei Enterprise Wireless router, 1 FE WAN, 4 FE LAN
- Rating:
Added to cart 28 times recently
- Availability:
2 In stock - Ready to Ship
- Brand:
- Huawei
- GTIN:
- 06901443333004
- Condition:
Certified Refurbished
Professionally inspected, bench-tested, and firmware-verified, with configurations wiped. Restored to full working order and backed by our warranty.
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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
- Brand
- Huawei
- VPN Support
- IPSec / SSL VPN / GRE / DMVPN / FlexVPN
- Power Source
- AC Power Supply / Redundant
- Routing Protocols
- OSPF / BGP / EIGRP / Static Routing
- Architecture
- Modular
- WAN Configuration
- Dual WAN
- WAN Ports
- 2 WAN
- LAN Ports
- 4 LAN Ports
- Ethernet Technology
- 10/100/1000
- 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
- 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
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Product Comparison Table 
| AR121W-S |  AR129W |  AR121W |  AR121 |  AR129 | |
|---|---|---|---|---|---|
| 5G Support | No | Yes | No | No | No |
| Architecture | Modular | Modular | Modular | Fixed | Modular |
| Built-in Security Features | Firewall, Intrusion Prevention | Firewall / Intrusion Prevention / Malware Protection | Firewall, Intrusion Prevention, Malware Protection | Firewall, Intrusion Prevention, Malware Protection | Firewall, Intrusion Prevention, Malware Protection |
| Compliance Standards | FCC, CE | FCC / CE / RoHS | FCC, CE, RoHS | CE, FCC, RoHS | FCC, CE, RoHS |
| Connectivity Type | Wired | Wired | Wired | Wired | Wired |
| Depth | 15 inches | 16 inches | 18 inches | 15 inches | 18 inches |
| Device Type | Router | Router | Router | Router | Router |
| Ethernet Technology | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Expansion Slots | NIM | SFP+ | NIM, SFP+ | NIM | NIM, SFP+ |
| Features | VPN, Firewall, IPv6 Compatible, Redundancy | VPN / IPv6 Compatible / Firewall / PoE | VPN, VoIP, IPv6 Compatible, Firewall, MPLS, Syslog | VPN, Firewall, Advanced QoS, IPv6 Compatible | VPN, Firewall, IPv6 Compatible, High Availability |
| Firewall Features | Yes | Yes | Yes | Yes | Yes |
| Flash Memory | 512 MB | 512 MB | 512 MB | 512 MB | 512 MB |
| Form Factor | Rack-mount | Rack-mount | Rack-mount | Rack-mount | Rack-mount |
| Height | 4 inches | 2 inches | 4 inches | 1.75 inches | 2 inches |
| High Availability Support | Supported | Supported | Supported | Supported | Supported |
| Integrated Services | Voice, WAN Optimization | Voice / Video / WAN Optimization | Voice, Video, WAN Optimization | Voice, Video, WAN Optimization | Voice, Video, WAN Optimization |
| Interface Ports | RJ-45, SFP | RJ-45 / SFP / SFP+ | RJ-45, SFP | RJ-45, SFP+ | RJ-45, SFP, Combo Ports |
| LAN Ports | 4 LAN Ports | 4 LAN Ports | 8 LAN Ports | 4 LAN Ports | 4 LAN Ports |
| Management | Managed | Managed | Managed | Managed | Managed |
| Memory | 4 GB | 1 GB | 4 GB | 2 GB | 4 GB |
| Modular Slots Available | 2 Slots | 3+ Slots | 3+ Slots | 2 Slots | 3+ Slots |
| Network Protocols | IPv4, IPv6 | TCP/IP / UDP / ICMP | IPv4, IPv6, MPLS | IPv4, IPv6 | IPv4, IPv6 |
| Power | 150W | 150W | 250 Watt | 65 Watt | 350 Watt |
| Power Source | AC Power Supply / Redundant | AC Power Supply / Redundant | AC Power Supply / DC Power Supply / Redundant | AC Power Supply / DC Power Supply / Redundant | Redundant AC/DC Power Supply |
| Product Name | AR121W-S | AR129W Integrated Services Router | AR121W Enterprise Modular Router | AR121 Advanced Enterprise Router | AR129 Enterprise Router |
| Product Type | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router |
| QoS Features | Supported | Supported | Supported | Supported | Supported |
| Remote Management | CLI, SNMP, Web Interface | SSH / Telnet / SNMP | SNMP, SSH, Telnet | SSH, HTTPS, SNMP | SSH, HTTPS, SNMP |
| Routing Protocols | OSPF / BGP / EIGRP / Static Routing | OSPF / BGP / EIGRP / Static Routing | OSPF / BGP / EIGRP / MPLS / IS-IS / RIP / Static Routing | OSPF / BGP / EIGRP / Static Routing | OSPF, BGP, RIP, Static Routing |
| Speed/Capacity | Gigabit | Gigabit | Gigabit | Gigabit | Gigabit |
| Stacking Capability | Yes | Yes | Yes | Yes | Yes |
| Throughput Capacity | 2 Gbps | 10 Gbps | 10 Gbps | 1 Gbps | 10 Gbps |
| Use Case | Enterprise | Enterprise | Enterprise / Business | Enterprise | Enterprise |
| VPN Support | IPSec / SSL VPN / GRE / DMVPN / FlexVPN | IPSec / SSL VPN / GRE / DMVPN / FlexVPN | IPSec / SSL VPN / GRE / DMVPN / FlexVPN | IPSec / SSL VPN / DMVPN | IPSec, SSL VPN, GRE, DMVPN |
| WAN Configuration | Dual WAN | Dual WAN | Dual WAN | Dual WAN | Dual WAN |
| WAN Ports | 2 WAN | 2 WAN | 2 WAN | 2 WAN | 2 WAN Ports |
| Weight | 10 lbs | 15 lbs | 15 lbs | 7 lbs | 25 lbs |
| Width | 17 inches | 18 inches | 17 inches | 17 inches | 17 inches |
| Wireless Support | No | Yes | No | No | No |
Compliance & Warranty
100% Genuine Product Guarantee
Every unit is authentic, sourced through trusted and authorised channels, and serial-verified on request. Genuine networking and IT hardware, guaranteed, or your money back.
Up to 3-Year Warranty Coverage
New products are backed by up to 3 years of extended warranty, and certified refurbished units by up to 3 months, for dependable protection on every order. Coverage is clear, honoured in full, and confirmed on each product page.
Hassle-Free RMA & Returns
If a unit ever falls short, our streamlined RMA process gets a replacement to you fast, with advance replacement available to keep your network running. No jargon, no runaround.
Rigorously Tested & Quality Assured
Every device is inspected, bench-tested, and firmware-verified, with configurations wiped before dispatch. Additional testing can be arranged to confirm full working condition on request.
Expert Technical Support
Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.
Fast Global Delivery
dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.
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.