United States
| Name: |
AR121-S |
| Description: | AR121-S,1FE WAN,4FE LAN |
| Rating: |
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| Availability: |
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| GTIN: | 7296932147651  |
| Warranty: |
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3 Year Extended Warranty
Same-day Shipping
14-Day Money Back Guarantee
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Same-day Shipping
Express Delivery Across the USA
Need it fast? Choose Express Shipping and receive your order within 1–3 business days.
Free Ground Shipping Available
Standard ground delivery across the U.S. takes 2–6 days, depending on your location — no extra charge.
International Shipments Made Simple
For all international orders, we ship via your UPS, FedEx, or DHL account — or to your U.S.-based freight forwarder.
Delivery Timelines
Under 100 KG? Ships Express.
Smaller shipments go via DHL or FedEx Express — delivered worldwide in approximately 3 business days.
Over 100 KG? Ships via Freight.
Larger orders are dispatched through freight forwarding partners. Delivery takes 7–10 business days, globally.
Always Delivered to Your Door
Every shipment is delivered directly to your address — regardless of country or carrier.
Our best-in-class warranties
3-Year Extended Warranty
Extended protection, enterprise-grade.
All enterprise hardware is backed by a 3-year warranty — triple the industry standard — covering defects under normal use.
Professional repairs & replacements.
If a hardware issue is confirmed, we’ll repair or replace the unit. Replacement parts carry either original or 3-month coverage.
RMA process, simplified.
Once an RMA is approved, return the defective unit within 10 days. We handle the rest — no service gaps.
Service Boundaries & Exclusions
What’s covered — and what’s best avoided.
Your warranty covers defects under normal use. For continued protection, avoid accidental damage, unauthorized repairs, third-party parts, or extreme environments.
Know your location’s service type.
In some regions, return-to-factory or remote service may apply. On-site service depends on infrastructure availability.
Minimal documentation required.
To initiate service, just submit the invoice and warranty card — no red tape, no waiting.
14-Day Money Back Guarantee
Free 14-Day Returns
Tested it, but it’s not a fit?
Return any product within 14 days of delivery if it doesn’t meet your technical or operational needs.
Initiate returns with ease.
Our RMA process is streamlined — just raise a request, follow the packaging guidelines, and we’ll handle the rest.
Refund or restock, your call.
Changed your mind? Get a refund (restocking fees may apply) or swap with another product.
30-Day Hardware Replacement
Covered for any early faults.
All equipment includes a 30-day replacement warranty. If something goes wrong, we’ll repair or swap it — fast.
Replacements shipped in 10 days or less.
Once your return is inspected and approved, we dispatch the replacement promptly to keep your operations moving.
RMA protocol keeps it smooth.
Just ensure all accessories and original packaging are intact — we’ll take care of the technical validation.
TRUSTED, TRIED, PROVEN
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.
What is the price of AR121-S?
Pricing for AR121-S is available on request. Get immediate quote or for exclusive discounts, opt for bulk quotation for AR121-S.
Explore more options from Routers or explore other 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
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| 5G Support | No | No | No | No | No |
| Architecture | Fixed | Modular | Modular / Chassis | Modular | Modular |
| Broadband | N/A | Fiber Optic | N/A | N/A | Fiber Optic / DSL |
| Built-in Security Features | Firewall / Intrusion Prevention / Malware Protection | Firewall, Intrusion Prevention, Malware Protection | Firewall, Intrusion Prevention, Malware Protection | Firewall / Intrusion Prevention | Firewall, Intrusion Prevention, Malware Protection |
| Compliance Standards | IEEE / FCC / CE | FCC, CE | CE, FCC, RoHS | FCC, CE | CE, FCC, RoHS |
| Connectivity Type | Wired | Wired | Wired | Wired | Wired |
| Depth | 14 inches | 18 inches | N/A | 18 inches | 15 inches |
| Device Type | Router | Router | Router | Router | Router |
| EMC | N/A | FCC Part 15, CE EN55032 | N/A | N/A | CE, FCC |
| Ethernet Technology | 10/100/1000 | 10/100/1000 | 100G | 10/100/1000 | 10/100/1000 |
| Expansion Slots | N/A | SM-X | SRU/SFU Modules | NIM / SFP+ | NIM, SFP+ |
| Features | Mesh / VPN / IPv6 Compatible / Firewall / POE | VPN, IPv6 Compatible, Firewall, MPLS | VPN, MPLS, High-Availability, Redundancy | VPN, Firewall, IPv6 Compatible | VPN, IPv6 Compatible, Firewall, MPLS, Voice |
| Firewall Features | Yes | Yes | Yes | Yes | Yes |
| Flash Memory | 256 MB | 512 MB | 256 MB | 256 MB | 1 GB |
| Form Factor | Desktop | Rack-mount | Rack-mount Chassis | Rack-mount | Rack-mount |
| Height | 1.75 inches | 4 inches | N/A | 1.75 inches | 1.75 inches |
| High Availability Support | Supported | Supported | Supported | Supported | Supported |
| Integrated Services | Voice / Video / WAN Optimization | Voice, Video, WAN Optimization | Routing, VPN, MPLS | Voice / Video / WAN Optimization | Voice, Video, WAN Optimization |
| Interface Ports | RJ-45 | RJ-45 / SFP | QSFP28, SFP+ | RJ-45, SFP | RJ-45, SFP |
| LAN Ports | 8 LAN Ports | 4 LAN Ports | Modular LAN | 4 LAN Ports | 8 LAN Ports |
| Management | Managed | Managed | Managed | Managed | Managed |
| Memory | 1 GB | 4 GB | 16 GB | 8 GB | 4 GB |
| Modular Slots Available | N/A | 3+ Slots | 2+1 Redundant | 2 Slots | 2 Slots |
| Network Protocols | IPv4 / IPv6 | IPv4, IPv6, SNMP, NetFlow | IPv4, IPv6, MPLS | IPv4, IPv6 | IPv4, IPv6, MPLS |
| Power | 65 W | 250W | Varies (AC, redundant) | 250W | 150 Watts |
| Power Source | AC Power Supply with Redundant Options | AC/DC Redundant Power Supply | AC Power Supply, Redundant | AC Power Supply / Redundant | AC Power Supply / Redundant |
| Product Name | Cisco C1111-8PWB Integrated Services Router | AR2204E-D Enterprise Modular Router | Huawei NE40E-X8 with 2+1 Redundant 100G SRU/SFU, 4*AC Power (CR5P08BASA73) | AR121-S Enterprise Router | PRP-2/R Router |
| Product Type | Enterprise Router | Enterprise Router | Carrier-grade Router | Enterprise Router | Enterprise Router |
| QoS Features | Supported | Supported | Supported | Supported | Supported |
| Remote Management | CLI / SNMP / NETCONF / RESTCONF | SSH, HTTPS, SNMP | CLI, SNMP, SSH | WebUI, CLI, SNMP | SSH, Telnet, SNMP, HTTPS |
| Routing Protocols | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / MPLS / IS-IS / RIP / Static Routing | OSPF / BGP / IS-IS / MPLS / RIP | OSPF / BGP / EIGRP / RIP / Static Routing | OSPF / BGP / EIGRP / Static Routing |
| Safety | N/A | UL Certified | N/A | N/A | UL Listed |
| Speed/Capacity | Gigabit | Gigabit | 100G | Gigabit | Gigabit |
| Stacking Capability | No | Yes | No | Yes | Yes |
| Telecom | N/A | TIA/EIA-568 | N/A | N/A | N/A |
| Throughput Capacity | 150 Mbps | 4 Gbps | 100 Gbps | 2 Gbps | 1 Gbps |
| Use Case | Enterprise | Enterprise | Carrier / Enterprise | Enterprise | Enterprise |
| VPN Support | IPSec / SSL VPN | IPSec / SSL VPN / GRE / DMVPN | IPSec / SSL VPN / GRE | IPSec / SSL VPN | IPSec / SSL VPN / DMVPN |
| WAN Configuration | Dual WAN | Dual WAN | Dual WAN | Dual WAN | Dual WAN |
| WAN Ports | 2 WAN | 2 WAN | Modular WAN | 2 WAN | 2 WAN |
| Weight | 10 lbs | 25 lbs | N/A | 15 lbs | 8 lbs |
| Wi-Fi Standard | 802.11ac | N/A | N/A | N/A | N/A |
| Width | 17.5 inches | 17 inches | N/A | 19 inches | 17.5 inches |
| Wireless Support | Yes | No | No | No | No |
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