ZyXEL 

ZyXEL USGFLEX500BUN USG FLEX 500 UTM Bundle

Mfg Part Number:  USGFLEX500BUN  
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Price: $1,325.00 + Free Shipping
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Last Updated: Nov 25, 2025
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The latest USG FLEX series provides one single management platform on the cloud while expanding and strengthening the protection from firewalls to access points with automatic responses. The newly designed USG FLEX Series is capable of minimizing computing power usage and maximizing firewall performance, delivering up to 5x UTM performance with cloud flexibility and collaborative protection to help connect and secure small or mid-sized business users.

Benefits | Nebula together

USG FLEX firewalls, the new addition to the Nebula cloud management family, strongly empowers the full-blown Zyxel security matrix in Nebula, further optimizing Nebula with holistic security and protection for SMB business networks. Zyxel provides a centralized provisioning security policy to the remote workforce from Nebula and traffic shaping eliminating the network bottleneck to fuel the best business productivity.

Zero trust security made easy for SMBs

USG FLEX series is your network security ally that leverages AI security cloud to operate multi-layered protection such as anti-malware, DNS/IP/URL filtering, IPS, and application patrol. Our multiple OS supported SecuExtender easily extends the same security outside network premise to remote employees that are on the go. USG FLEX series makes zero trust security easy for small to mid-sized business users.

High assurance multi-layered protection

USG FLEX is designed with multi-layer protection against multiple types of threats from in and out. Multiple security services empower you to restrict users' inappropriate application usage or web access. Zyxel offers leading-industry DNS content filter, eliminating blind spots in all encrypted traffic with TLS 1.3 without the need to deploy SSL inspection. All together safeguarding your network without any unattended gaps.

Best threat intelligence alliance

To ensure your network on getting the best protection, USG FLEX integrates threat intelligence from leading companies and organizations in the cybersecurity field for scaled information about file and real-time threat data. By leveraging a wider malware coverage with multiple-sourced database, this increases the accuracy in threat detection. Web Filtering is also included to safeguard all internet access, especially with CTIRU (Counter-Terrorism Internet Referral Unit) to restrict access to terrorist materials online.

Simplified and unified licensing experience

We know the experience from license purchase and renewals are equally important to our partners. We've optimized the licensing management platform and brought a consistent migration path between on-premise and our cloud platform. We make sure our partners can quickly adapt to a secure environment without the hassle but retaining the flexibility for those who need to practice the same security across networks scenarios.

Safeguarding remote connectivity to your corporate network

Businesses striking a balance on productivity and security protection becomes a priority with growing number of devices. Whether it is a wired, wireless, or a IoT device, the Secure WiFi service is used to build a secure L2 tunnel for Work-From-Home user to extend the working experience easily and securely, as if you were in the office with the safety of both two-factor authentication and secure tunnel, which boosts up productivity and eases IT support. The Secure WiFi service also unlocks the number of managed APs to maximum for the USG FLEX firewall.

Main Specification
General Information
Manufacturer ZYXEL Communications Corp.
Manufacturer Part Number USGFLEX500BUN
Manufacturer Website Address http://www.us.zyxel.com
Brand Name ZYXEL
Product Line ZyWALL
Product Series USG Flex
Product Model USG FLEX 500
Product Name ZyWALL USG FLEX 500 Network Security/Firewall Appliance
Product Type Network Security/Firewall Appliance
Technical Information
Functionality Web Filtering
Firewall Protection Supported Application Control
Firewall Protection Supported Cloud Sandboxing
Firewall Protection Supported URL Filtering
Firewall Protection Supported Dead Peer Detection
Firewall Protection Supported SSL Inspection
Firewall Protection Supported DNS Security
Firewall Protection Supported Distributed Denial of Service (DDoS)
Firewall Protection Supported Email Security
Firewall Protection Supported Threat Protection
Firewall Protection Supported Denial of Service (DoS)
Firewall Protection Supported Intrusion Prevention
Firewall Protection Supported Malware Protection
Firewall Protection Supported Reputation Enabled Defense
Firewall Protection Supported Stateful Packet Filtering
Firewall Protection Supported Web Content Filtering
Firewall Protection Supported FloodGuard
Firewall Throughput 2.25 Gbit/s
Encryption Standard AES (256-bit)
Encryption Standard SHA-1
Encryption Standard SSL
Encryption Standard SHA-2 256-bit
Encryption Standard MD5
Encryption Standard 3DES
Encryption Standard DES
Number of VPN Supported 150
Data Link Protocols L2TP
Data Link Protocols SMB
Data Link Protocols HTTP
Data Link Protocols IMAP
Data Link Protocols HTTPS
Data Link Protocols FTP
Data Link Protocols SMTP
Connectivity Technology Wired
Number of Concurrent Sessions (Max) 1e+06
AI-powered Yes
AI Features Anti-malware
AI Features DNS Filtering
Interfaces/Ports
Total Number of Ports 7
USB Yes
Number of Network (RJ-45) Ports 7
Media & Performance
VPN Throughput 101.25 MB/s
IPS Throughput 187.50 MB/s
Network & Communication
Ethernet Technology Gigabit Ethernet
Network Standard 1000Base-X
Network Standard 10/100/1000Base-T
I/O Expansions
Total Number of Expansion Slots 1
Expansion Slot Type SFP (mini-GBIC)
Number of SFP Slots 1
Management & Protocols
Manageable Yes
Power Description
Power Consumption 24.10 W
Physical Characteristics
Form Factor Rack-mountable
Height 1.7"
Width 11.8"
Depth 7.4"
Weight (Approximate) 3.64 lb
Miscellaneous
Package Contents
  • ZyWALL USG FLEX 500 Network Security/Firewall Appliance
  • Power Adapter
  • Power Cord
  • Rack Mounting Kit
Application/Usage Business
Application/Usage Network
Application/Usage Security
Certifications & Standards
  • FCC Part 15 (Class A)
  • CE EMC (Class A)
  • C-Tick (Class A)
  • BSMI
  • LVD (EN60950-1)
  • BSMI
WARNING:: The plastic used in cable products can expose you to lead and lead components, chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information go to www.P65Warnings.ca.gov
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