flexibility series.


The Flexibility Series (USG FLEX) has been designed to deliver superior network protection for both internal and external threats, by leveraging from its high precision threat detection technology. Our threat protection is powered by Zyxel’s Security Cloud which also incorporates leading-edge technology partners, allowing the Flexibility Series (USG FLEX) to maximize on performance by delivering up to 5x better UTM (Unified Threat Management) throughput over previous generations of Zyxel Security gateway solutions.

Zyxel Security Cloud offers increased accuracy in the detection of threats by gaining access to billions of signatures that are constantly evolving in real-time.

The Flexibility Series (USG FLEX) allows the use of new techniques such as Zero-Trust and industry-leading DNS content filtering, along with access to our centralised management platform Nebula.

Nebula gives you access to faster deployments and centralized configuration which caters for multi-tier management from a single network or many different organizations all from a single pane of glass. Manage your network Security together with other network elements such as Switching and Wireless to create a fully managed network infrastructure that can scale with you.

Technical Specs

SPI firewall throughput: 5,400 Mbps
IDP throughput: 2,000 Mbps
UTM throughput (AV and IDP): 1,350 Mbps
VPN throughput: 1,100 Mbps
Concurrent IPsec VPN tunnels: 500
Concurrent SSL VPN users: 150
VLAN interface: 128
Max. TCP concurrent sessions: 1,600,000
Size Guide (No. of users): 350
WLAN Management
WLAN Controller: YES
Secure WiFi Service: YES
Max Managed AP: 264
Max Tunnel-Mode AP: 66
Built-in WLAN: -
Hardware Specifications
WAN Ports (1G): 12x + 2x SFP (configurable)
LAN Ports (1G): -
Console Port: YES (DB9)
USB3.0 Ports: 2
Fanless: -
Key Features
Device HA: YES
VPN Azure: YES
Amazon VPC: YES
On Premise Hotspot: YES
Anti-Malware: YES
Application Patrol: YES
Web Filtering: YES
SSL Inspection: YES
Reputation Filter: -
Geo Enforcer: -
Sandboxing: -
Stream Scan Mode: YES
Express Scan Mode: YES
Dual Scan Mode: -

Zyxel se reserva el derecho de sustituir a cualquier proveedor de terceros para asegurar que nuestros clientes siempre experimentan el mejor nivel de servicio.
Managment & Reporting
On Premise (standalone) Mode: YES
WLAN Controller (standalone): YES
Nebula Central Managment Mode: YES
2-Factor Authentication: YES
SecuReporter: YES
View full device Specs


Firewall Inspection Throughput (SPI)


Firewall UTM Throughput (AV, IDP)


Designed to support (No. of users)

Protect. Together.

connect, protect and manage
together with nebula

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