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ZyXEL USGFLEX50AX Network Security Firewall Appliance - 5-Port Gigabit - 350 Mbit/s Throughput - Wireless Support
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Product Features
Technical Overview
The USG FLEX 50AX delivers a firewall throughput of 350 Mbit/s, providing ample capacity for inspecting traffic and applying security policies without introducing significant latency. VPN performance reaches 11.25 MB/s, supporting up to 15 concurrent VPN tunnels for secure remote access and site-to-site connections.
Security processing is backed by a comprehensive suite of encryption standards including AES-256, 3DES, and SHA-2 512-bit, ensuring data protection across VPN and management channels. The appliance supports multiple data link protocols including HTTPS, HTTP, and L2TP for flexible deployment scenarios.
Relevant factors for this section include Functionality, Firewall Protection Supported, Firewall Throughput, Total Number of Ports. When those points are considered together, they give buyers a clearer picture of how the product is equipped, how it fits into deployment, and what kind of day-to-day role it is meant to support.
Key Product Advantages
This security appliance combines multiple protection layers into a single, cost-effective platform, reducing the need for separate security devices. The integrated web filtering capabilities work alongside stateful packet inspection and threat protection to create a defense-in-depth approach against modern network threats.
Comprehensive Security Suite
The firewall supports web content filtering, email security, URL filtering, DoS/DDoS protection, DNS security, and threat protection, providing multiple inspection points for traffic entering and leaving the network.
- Web Content Filtering
- Email Security
- URL Filtering
- DoS/DDoS Protection
- DNS Security
- Threat Protection
Dual Connectivity Options
With both wired Gigabit Ethernet ports and Wi-Fi 6 wireless capability, the appliance can serve as the central security point for mixed wired and wireless network environments without requiring additional access points for basic wireless connectivity.
Deployment / Use Cases
The USG FLEX 50AX is ideally suited for small office deployments where a single appliance must provide firewall protection, basic routing, and wireless connectivity. Its compact form factor and moderate power consumption make it suitable for placement in network closets, small server rooms, or even under-desk installations where space is limited.
Common deployment scenarios include securing branch office networks, providing guest Wi-Fi with content filtering, establishing VPN connections to corporate headquarters, and protecting small business networks from internet-based threats. The appliance can function as the primary security gateway for networks with up to 50-75 connected devices, depending on traffic patterns and security policy complexity.
Small Business Edge Security
Deploy as the primary firewall and router for small businesses, providing threat protection, content filtering, and secure remote access via VPN while also serving wireless clients through integrated Wi-Fi 6.
Branch Office Connectivity
Establish secure site-to-site VPN tunnels between remote offices and headquarters while applying consistent security policies across distributed locations.
Physical Profile
The appliance features a compact desktop design measuring 8.50" wide × 5.88" deep × 1.30" high (216 × 149.28 × 33 mm) and weighing approximately 2.20 lb (1000 g). This slim profile allows for flexible placement on desks, shelves, or in network racks with appropriate mounting accessories. The low-profile design and minimal footprint make it suitable for environments where space optimization is important.
- Width
- 8.50" (216 mm)
- Depth
- 5.88" (149.28 mm)
- Height
- 1.30" (33 mm)
- Weight
- 2.20 lb (1000 g)
What's in the Box
The package includes all essential components for immediate deployment of the security appliance.
Highlights
- 5-port Gigabit Ethernet firewall appliance with integrated Wi-Fi 6 support
- 350 Mbit/s firewall throughput for inspecting traffic without bottlenecking
- Supports up to 15 concurrent VPN tunnels with 11.25 MB/s VPN throughput
- Comprehensive security suite including web filtering, threat protection, and DoS/DDoS mitigation
- Handles up to 20,000 concurrent sessions for reliable performance
- Compact desktop form factor measuring 8.50" × 5.88" × 1.30"
- Manageable via web interface for policy configuration and monitoring
- TAA compliant for government and educational procurement
Specifications
| Specifications | |
|---|---|
| Manufacturer | ZYXEL Communications Corp. |
| Manufacturer Part Number | USGFLEX50AX |
| Brand Name | ZYXEL |
| Product Line | USG FLEX |
| Product Model | USG FLEX 50AX |
| Product Name | USG FLEX 50AX Network Security/Firewall Appliance |
| Product Type | Network Security/Firewall Appliance |
| Technical Information | |
| Functionality | Web Filtering |
| Firewall Protection Supported | Web Content Filtering,Email Security,URL Filtering,Denial of Service (DoS),Distributed Denial of Service (DDoS),Stateful Packet Filtering,Content Filtering,DNS Security,Threat Protection |
| Firewall Throughput | 350 Mbit/s |
| Encryption Standard | DES,3DES,AES (256-bit),MD5,SHA-1,SHA-2 512-bit,SSL |
| Number of VPN Supported | 15 |
| Data Link Protocols | HTTPS,HTTP,L2TP |
| Connectivity Technology | Wired |
| Number of Concurrent Sessions (Max) | 20000 |
| Interfaces/Ports | |
| Total Number of Ports | 5 |
| USB | Yes |
| Number of Network (RJ-45) Ports | 5 |
| Media & Performance | |
| VPN Throughput | 11.25 MB/s |
| Network & Communication | |
| Ethernet Technology | Gigabit Ethernet |
| Network Standard | 10/100/1000Base-T |
| Wireless Specifications | |
| Wireless LAN | Yes |
| Wireless LAN Standard | IEEE 802.11 a/b/g/n/ac/ax |
| Management & Protocols | |
| Manageable | Yes |
| Power Description | |
| Power Consumption | 24.30 W |
| Physical Characteristics | |
| Height | 1.30" (33 mm) |
| Width | 8.50" (216 mm) |
| Depth | 5.88" (149.28 mm) |
| Weight (Approximate) | 2.20 lb (1000 g) |
| Miscellaneous | |
| Package Contents | USG FLEX 50AX Network Security/Firewall Appliance Power Adapter with Plug RJ-45 - RS-232 Cable for Console Connection Antenna |
| Country of Origin | China |
| TAA Compliant | Yes |
User Manual
FAQ
What is the firewall throughput of the ZyXEL USG FLEX 50AX?
The USG FLEX 50AX delivers 350 Mbit/s of firewall throughput. This capacity allows the appliance to inspect traffic and apply security policies at speeds suitable for small to medium business internet connections without becoming a performance bottleneck in the network path.
How many network ports does this security appliance have?
The appliance features 5 total ports, all of which are Gigabit Ethernet RJ-45 ports. These include 5 network ports suitable for WAN uplinks and LAN segmentation, plus an additional USB port for potential expansion or management functions.
Does the USG FLEX 50AX support wireless connectivity?
Yes, the appliance includes integrated wireless LAN support compliant with IEEE 802.11 a/b/g/n/ac/ax (Wi-Fi 6) standards. This allows the device to serve both wired and wireless clients without requiring a separate wireless access point for basic connectivity needs.
How many VPN tunnels can this firewall support simultaneously?
The USG FLEX 50AX supports up to 15 concurrent VPN tunnels. These can be configured for site-to-site connections between offices or remote access VPN for mobile users, with VPN throughput reaching 11.25 MB/s for encrypted traffic.
What security features are included with this firewall appliance?
The appliance provides multiple security layers including web content filtering, email security, URL filtering, denial of service (DoS) and distributed denial of service (DDoS) protection, stateful packet filtering, content filtering, DNS security, and threat protection. These work together to inspect traffic from multiple angles for comprehensive threat detection.
Is this appliance manageable for configuration and monitoring?
Yes, the USG FLEX 50AX is fully manageable through a web-based interface. This allows network administrators to configure security policies, set up VPN connections, monitor network activity, and apply updates without requiring specialized console access or command-line expertise.
| Qty | Price | Available |
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