United States$5,000,000+
Inventory Delivered By
D
Derek Shaw
5
AR121-S offers stable FE WAN connectivity with reliable LAN performance.
AR121-S
AR121-S,1FE WAN,4FE LAN
FEATURED DEAL
Name:
AR121-S
- Description:
- AR121-S,1FE WAN,4FE LAN
- Rating:
Added to cart 28 times recently
- Availability:
In stock - Ready to Ship
- Brand:
- Huawei
- GTIN:
- 7296932147651
- Condition:
3 Year Extended Warranty
Same-day Shipping
14-Day Money Back Guarantee
Shipping:
Payment:
3 Year Extended Warranty
Same-day Shipping
14-Day Money Back Guarantee
Need Additional Discount on Product?
Request a quote below - Get Exclusive Pricing and Support.
Shipping:
Payment:
TRUSTED, TRIED, PROVEN
Officially Accredited
& Verified By
Next-Gen IT
Solutions Powered By
AR121-S Overview
AR121-S is a highly engineered enterprise router featuring a modular architecture designed for mission-critical environments. It offers robust power options with dual AC power supplies providing redundancy, dual WAN configurations with 2 WAN ports, and 4 LAN ports for efficient and secure data transport. Integrated services include voice, video, and WAN optimization, while advanced VPN features (IPSec and SSL VPN) ensure secure connectivity. High throughput performance of up to 2 Gbps paired with built-in firewall and intrusion prevention capabilities address demanding enterprise use cases.
AR121-S delivers exceptional performance with modular slot availability (2 Slots) for future expansion and stacking capability that supports seamless integration in larger networks. Its managed, rack-mount form factor, comprehensive IPv4/IPv6 protocol support, and remote management via WebUI, CLI, and SNMP make it ideally suited for large enterprises seeking reliable and secure connectivity with maximum redundancy and scalability.
AR121-S price is is available on request. Get immediate quote.
Request bulk order quote for AR121-S for additional pricing. Browse the full Ar120 Series Enterprise Routers series or explore all Huawei products.
AR121-S Specifications
- Product Type
- Enterprise Router
- VPN Support
- IPSec / SSL VPN
- Power Source
- AC Power Supply / Redundant
- Routing Protocols
- OSPF / BGP / EIGRP / RIP / 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
- WebUI, CLI, SNMP
- Compliance Standards
- FCC, CE
- Wireless Support
- No
- Speed/Capacity
- Gigabit
- Firewall Features
- Yes
- Features
- VPN, Firewall, IPv6 Compatible
- Use Case
- Enterprise
- Management
- Managed
- Form Factor
- Rack-mount
- Integrated Services
- Voice / Video / 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 / SFP+
- Modular Slots Available
- 2 Slots
- Stacking Capability
- Yes
- 5G Support
- No
- Memory
- 8 GB
- Flash Memory
- 256 MB
- Interface Ports
- RJ-45, SFP
- Power
- 250W
- Device Type
- Router
- Product Name
- AR121-S Enterprise Router
- Height
- 1.75 inches
- Width
- 19 inches
- Depth
- 18 inches
- Weight
- 15 lbs
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
 AR121-S |  AR121W-S |  AR129 |  AR129W |  AR121 | |
|---|---|---|---|---|---|
| 5G Support | No | No | No | Yes | No |
| Architecture | Modular | Modular | Modular | Modular | Fixed |
| Broadband | N/A | N/A | Fiber Optic, LTE | Fiber Optic / DSL / LTE | Fiber Optic |
| Built-in Security Features | Firewall / Intrusion Prevention | Firewall, Intrusion Prevention | Firewall, Intrusion Prevention, Malware Protection | Firewall / Intrusion Prevention / Malware Protection | Firewall, Intrusion Prevention, Malware Protection |
| Compliance Standards | FCC, CE | FCC, CE | FCC, CE, RoHS | FCC / CE / RoHS | CE, FCC, RoHS |
| Connectivity Type | Wired | Wired | Wired | Wired | Wired |
| Depth | 18 inches | 15 inches | 18 inches | 16 inches | 15 inches |
| Device Type | Router | Router | Router | Router | Router |
| EMC | N/A | N/A | FCC Part 15, CISPR 22 | FCC Part 15 / CE | N/A |
| Ethernet Technology | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Expansion Slots | NIM / SFP+ | NIM | NIM, SFP+ | SFP+ | NIM |
| Features | VPN, Firewall, IPv6 Compatible | VPN, Firewall, IPv6 Compatible, Redundancy | VPN, Firewall, IPv6 Compatible, High Availability | VPN / IPv6 Compatible / Firewall / PoE | VPN, Firewall, Advanced QoS, IPv6 Compatible |
| Firewall Features | Yes | Yes | Yes | Yes | Yes |
| Flash Memory | 256 MB | 512 MB | 512 MB | 512 MB | 512 MB |
| Form Factor | Rack-mount | Rack-mount | Rack-mount | Rack-mount | Rack-mount |
| Height | 1.75 inches | 4 inches | 2 inches | 2 inches | 1.75 inches |
| High Availability Support | Supported | Supported | Supported | Supported | Supported |
| Integrated Services | Voice / Video / WAN Optimization | Voice, WAN Optimization | Voice, Video, WAN Optimization | Voice / Video / WAN Optimization | Voice, Video, WAN Optimization |
| Interface Ports | RJ-45, SFP | RJ-45, SFP | RJ-45, SFP, Combo Ports | RJ-45 / SFP / SFP+ | RJ-45, SFP+ |
| LAN Ports | 4 LAN Ports | 4 LAN Ports | 4 LAN Ports | 4 LAN Ports | 4 LAN Ports |
| Management | Managed | Managed | Managed | Managed | Managed |
| Memory | 8 GB | 4 GB | 4 GB | 1 GB | 2 GB |
| Modular Slots Available | 2 Slots | 2 Slots | 3+ Slots | 3+ Slots | 2 Slots |
| Network Protocols | IPv4, IPv6 | IPv4, IPv6 | IPv4, IPv6 | TCP/IP / UDP / ICMP | IPv4, IPv6 |
| Power | 250W | 150W | 350 Watt | 150W | 65 Watt |
| Power Source | AC Power Supply / Redundant | AC Power Supply / Redundant | Redundant AC/DC Power Supply | AC Power Supply / Redundant | AC Power Supply / DC Power Supply / Redundant |
| Product Name | AR121-S Enterprise Router | AR121W-S | AR129 Enterprise Router | AR129W Integrated Services Router | AR121 Advanced Enterprise Router |
| Product Type | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router | Enterprise Router |
| QoS Features | Supported | Supported | Supported | Supported | Supported |
| Remote Management | WebUI, CLI, SNMP | CLI, SNMP, Web Interface | SSH, HTTPS, SNMP | SSH / Telnet / SNMP | SSH, HTTPS, SNMP |
| Routing Protocols | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / Static Routing | OSPF, BGP, RIP, Static Routing | OSPF / BGP / EIGRP / Static Routing | OSPF / BGP / EIGRP / Static Routing |
| Safety | N/A | N/A | UL, cUL | UL / CSA | N/A |
| Speed/Capacity | Gigabit | Gigabit | Gigabit | Gigabit | Gigabit |
| Stacking Capability | Yes | Yes | Yes | Yes | Yes |
| Telecom | N/A | N/A | ETSI | TIA/EIA | N/A |
| Throughput Capacity | 2 Gbps | 2 Gbps | 10 Gbps | 10 Gbps | 1 Gbps |
| Use Case | Enterprise | Enterprise | Enterprise | Enterprise | Enterprise |
| VPN Support | IPSec / SSL VPN | IPSec / SSL VPN / GRE / DMVPN / FlexVPN | IPSec, SSL VPN, GRE, DMVPN | IPSec / SSL VPN / GRE / DMVPN / FlexVPN | IPSec / SSL VPN / DMVPN |
| WAN Configuration | Dual WAN | Dual WAN | Dual WAN | Dual WAN | Dual WAN |
| WAN Ports | 2 WAN | 2 WAN | 2 WAN Ports | 2 WAN | 2 WAN |
| Weight | 15 lbs | 10 lbs | 25 lbs | 15 lbs | 7 lbs |
| Wi-Fi Standard | N/A | N/A | N/A | WiFi 6 | N/A |
| Width | 19 inches | 17 inches | 17 inches | 18 inches | 17 inches |
| Wireless Support | No | No | No | Yes | No |
Reviews & Ratings
E
Ethan Brooks
4
Compact router delivering consistent uptime.
F
Frank Harris
5
Efficient branch solution for small offices.
G
Gordon Price
3
Smooth installation and dependable routing.
H
Harvey Cole
4
Cost-effective enterprise router.
I
Ian Murphy
5
Reliable daily network performance.
Questions & Answers
What is the AR121-S router and how does it function?
The AR121-S is a compact wired router featuring 1 Fast Ethernet (FE) WAN port and 4 FE LAN ports that directs upstream traffic from your ISP to multiple downstream devices on your LAN.
Which ports and interfaces are available on the AR121-S?
The AR121-S provides one 10/100 Mbps WAN port for Internet connectivity and four 10/100 Mbps LAN ports for local network devices, all using RJ-45 connectors.
How do I configure the WAN connection on the AR121-S?
Log in to the web GUI at its default IP, navigate to WAN settings, choose DHCP, static IP, or PPPoE, enter your ISP credentials or addressing details, and save to activate.
How can I set up LAN devices on the AR121-S?
Connect devices to any of the four LAN ports, ensure DHCP is enabled in the LAN settings, and the router will assign IP addresses automatically to all connected devices.