Contatti Zyxel

SBG 5500A

Security Business Gateway 5500

  • Multi-WAN advanced load balancing and failover
  • High-throughput and hardware VPN encryption engine
  • Business SPI firewall
  • VLAN for multiple subnets
  • Remote Management (HTTP/HTTPS, SSH, Telnet, SNMP and TR-069)

Non-stop connectivity for small offices

The ZyWALL SBG5500 / 3310 Series has been designed for small business and start-up company networks. It provides Internet connections of high reliability, performance and security for remote offices and telecommuters; it also meets performance and security need of your employees for the busines to maintain high efficiency and productivity.

Flexible, optimized and uninterrupted Internet connectivity

The ZyWALL SBG5500/3310 Series offers high speed and four simultaneous WAN operations from one VDSL2/ADSL2+ port, two Gigabit Ethernet/SFP ports and a 3G/4G (USB Dongle) for flexible Internet access. The four WAN interfaces are capable of advanced Multi-WAN load balancing with failover algorithms that allow network operations of high performance and non-stop Internet connection.  

Reliable, uninterrupted Internet access  

Secure, reliable connection for your networks

Zyxel’s ZyWALL SBG5500/3310 Series offers high-capacity virtual private network (VPN) capabilities that allow multiple offices and tens of employees to access the information they need anywhere as secure as if they were in the headquarters; and it offers secure connections for a number of remote workers depending on your needs.

The ZyWALL SBG5500/3310 Series supports L2TP/IPSec VPN on a wide variety of mobile Internet devices running iOS or Android. In addition, the ZyWALL SBG5500/3310 Series can also act as an L2TP VPN client for home workers to connect the office network without complex configuration. 

Powerful, robust network security

Network security is always the most important issue to avoid Internet treats. The ZyWALL SBG5500/3310 Series offers SPI Firewall functions that work against attacks including DoS (Denial of Service), IP-based attacks, unauthorized remote system access, anomaly traffics and illegal packets for highly secure, managed network environments.  

Easy-to-use GUI and Swift Management

Zyxel’s Wizard and GUI will have you connected quickly and they all provide a multi-lingual Web GUI. For efficient managements, the SBG5500/3310 Series offers completely remote management tools that empower administrators to configure and monitor SBG easily. 




Hardware Specifications
10/100/1000 Mbps RJ-45 ports 3 x LAN, 1 x WAN/LAN, 1 x WAN 4 x LAN, 1 x WAN/LAN, 1 x WAN, 1 x SFP
DSL ports 1 x VDSL2/ADSL2+ (RJ-11) 1 x VDSL2/ADSL2+ (RJ-11/RJ-45)*1
USB ports 2* USB2.0 1* USB3.0
Console port - Yes (DB9)
Rack-mountable*2 Yes Yes
Fanless Yes Yes
System Capacity & Performance*3
SPI firewall throughput (Mbps)*4 850 1,300
VPN throughput (Mbps)*5 40 150
Max. TCP concurrent sessions*6 50,000 100,000
Max. concurrent IPsec VPN tunnels *7 20 50
Customizable zones Yes Yes
IPv6 support Yes Yes
VLANs 16 16
Key Software Features
Multi-WAN Load Balance/Failover Yes Yes
Virtual private network (VPN) Yes (IPSec, L2TP over IPSec, PPTP, L2TP) Yes (IPSec, L2TP over IPSec, PPTP, L2TP)
VPN Client IPSec/L2TP IPSec/L2TP
Firewall Yes Yes
VLAN/Interface Group Yes Yes2
Bandwidth management Yes Yes
Logging and monitoring Yes Yes
Cloud Helper Yes Yes
Remote Management Yes Yes
Power Requirements
Power input 110-240 V AC, 50/60 Hz, 1.5 A max. 110-240 V AC, 50/60 Hz, 2 A max.
Max. power consumption (watt) - 10.95
Heat dissipation (BTU/hr) - 37.36
Physical Specifications
Item dimensions (WxDxH) (mm/in.) 210 x 115 x 33/ 8.27 x 6.06 x 1.57 272 x 180.74 x 39.5/ 10.7 x 7.11 x 1.55
Item weight (kg/lb.) 0.495/1.09 1.5/3.3
Packing dimensions (WxDxH) (mm/in.) 288 x 189 x 83/ 11.34 x 7.44 x 3.27 468 x 250 x 72/ 18.42 x 9.84 x 2.83
Packing weight (kg/lb.) 1.13/2.49 2.4/5.29
Included accessories Power adapter Power adapter
Environmental Specifications
Operating Temperature 0°C to 40°C (32°F to 104°F) 0°C to 50°C (32°F to 122°F)
Operating Humidity 20% to 95% (non-condensing) 10% to 90% (non-condensing)
Storage Temperature -30°C to 60°C (-22°F to 140°F) -40°C to 70°C (-40°F to 158°F)
Storage Humidity 20% to 95% (non-condensing) 10% to 90% (non-condensing)
MTBF (hr) 44,000 44,000
EMC FCC Part 15B (Class B) FCC Part 68 CE EMC (Class B) FCC Part 15B (Class B) FCC Part 68 CE EMC (Class B) BSMI


  1. *: This matrix with firmware OPAL BE 1.10 or later.
  2. *: RJ-11 is for Annex A, while RJ-45 is for Annex B
  3. *: Rack-mount kit is optional
  4. *: Actual performance may vary depending on network conditions and activated applications.
  5. *: Maximum throughput based on RFC 2544 (1,518-byte UDP packets).
  6. *: VPN throughput measurement based on RFC 2544 (1,424-byte UDP packets).
  7. *: Maximum sessions measured using the industry-standard IXIA IxLoad testing tool.
  8. *: Including Gateway-to-Gateway and Client-to-Gateway.


*All specifications are subject to change without notice.


ZyWALL SBG VPN Router Quick Finder

ADSL2+ Yes Yes
VDSL2 (17a) Yes Yes
VDSL2 (30a/35b) - Yes
GbE WAN Yes Yes
SFP dual personality - Yes
LAN port can be configured as WAN port Yes Yes
USB 2.0 3.0

Multi-WAN applications

  • The ZyWALL SBG5500/3310 Series can adapt to a variety of network environments and enable offices or service providers to perform flexible installation for VDSL, Ether/Fiber or mobile WAN access.
  • Multi-WAN load balancing ensures seamless Internet connectivity for heavy traffics.
  • The offices can optionally deploy non-stop Internet access with Multi-WAN failover.

VPN applications

  • Organizations, branch offices, partners and home users can deploy Zyxel ZyWALL SBG5500/3310 Series for Site-to-Site IPSec VPN and L2TP over IPSec VPN clients.
  • VPN is a solution to establishing secured network connections and reducing long-distance telephone charges.
  • Users can establish wireless VPN connections to protect sensitive information being transmitted.
  • Remote users can securely access company resources with their computers or smartphones via Zyxel’s SBG VPN.
  • The ZyWALL SBG5500/3310 Series can establish a L2TP VPN connections to service providers for secured Internet access.