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Hardware Specifications

Items 10/100/1000 Mbps
RJ-45 ports
USB ports Console port Fanless
USG20-VPN 1 x WAN, 1 x SFP, 4 x LAN/DMZ 1 Yes (RJ-45) Yes
USG20W-VPN 1 x WAN, 1 x SFP, 4 x LAN/DMZ 1 Yes (RJ-45) Yes

System Capacity & Performance*1

Items SPI firewall throughput
(Mbps)*2
VPN throughput (Mbps)*3 Concurrent Devices
(default/max.)
Max. TCP concurrent
sessions*5
Max. concurrent
IPsec VPN tunnels*6
Concurrent SSL VPN user no.
(default/max.)
Customizable zones IPv6 support
USG20-VPN 350 90 64 20,000 10 5/15 Yes Yes
USG20W-VPN 350 90 64 20,000 10 5/15 Yes Yes

Wireless Specifications

Items Standard compliance Wireless frequency Radio SSID number Maximum transmit power No. of antenna Antenna gain Data rate Frequency band
USG20-VPN - - - - - - - - -
USG20W-VPN 802.11 a/b/g/n/ac 2.4 GHz / 5 GHz 1 8 US (FCC) 2.4 GHz : 25dBm, 3 antennas
US (FCC) 5 GHz: 25dBm, 3 antennas
EU (ETSI) 2.4 GHz: 20dBm (EIRP),3antennas
EU (ETSI) 5 GHz: 20dBm (EIRP),3antennas
3 Detachable antenna 2dBi @2.4GHz,3dBi @5GHz
  • 802.11n Up to 450Mbps
  • 820.11ac Up to 1300Mbps
2.4 GHz
  • 811 Mbps = -87 dBm
  • 854 Mbps = -74 dBm
  • 8HT20, MCS15 = -71 dBm
  • 8HT40, MCS15 =-67 dBm

5 GHz
  • 54 Mbps = -74 dBm
  • HT20, MCS23 = -71 dBm
  • HT40, MCS23 =- 68 dBm
  • VHT20, MCS8 = -66 dBm
  • VHT40, MCS9 = -62 dBm
  • VHT80, MCS9 = -59dBm

Key Software Features

Items Firewall Virtual private network (VPN) Bandwidth Management Logging and Monitoring Unified Security Policy EZ Mode Cloud Helper
USG20-VPN Yes Yes (IPSec, SSL, L2TP over IPSec) Yes Yes Yes Yes Yes
USG20W-VPN Yes Yes (IPSec, SSL, L2TP over IPSec) Yes Yes Yes Yes Yes

Licenses Features (E-iCard required)

Items Anti-spam Content filtering (CF2.0)
USG20-VPN Yes Yes
USG20W-VPN Yes Yes

Power Requirements

Items Power input Max. power consumption
(watt)
Heat dissipation (BTU/hr)
USG20-VPN 12 V DC, 2.0 A max. 12.00 40.92
USG20W-VPN 12 V DC, 2.0 A max. 18.0 61.38

Physical Specifications

Items Items :
Dimensions (WxDxH) (mm/in.)
Weight (kg/lb.)
Packing :
Dimensions (WxDxH) (mm/in.)
Weight (kg/lb.)
Included accessories
USG20-VPN 216 x 143 x 33 / 8.50 x 5.63 x 1.30
1.04kg/2.29lb
216 x 143 x 33 /8.50 x 5.63 x 1.30
1.14kg/2.51lb.(antenna included)
  • Power cord
  • RJ45 -RS232 cable for console connection
USG20W-VPN 276 x 185 x 98/10.87 x 7.28 x 3.86
1.41/3.11
276 x 185 x 98/10.87 x 7.28 x 3.86
1.50/3.31
  • Power cord
  • RJ45 -RS232 cable for console connection
  • Antenna

Environmental Specifications

Items Operating :
Temperature/ Humidity
Storage :
Temperature/ Humidity
MTBF (hr)
USG20-VPN 0°C to 40°C/32°F to 104°F
10% to 90% (non-condensing)
-30°C to 70°C/-22°F to 158°F
10% to 90% (non-condensing)
44,000.00
USG20W-VPN 0°C to 40°C/32°F to 104°F
10% to 90% (non-condensing)
-30°C to 70°C/-22°F to 158°F
10% to 90% (non-condensing)
44,000.00

Certifications

Items EMC Safety
USG20-VPN FCC Part 15 (Class B),IC,
CE EMC (Class B), RCM, BSMI
BSMI, UL
USG20W-VPN FCC Part 15 (Class B),IC,
CE EMC (Class B), RCM, BSMI
BSMI, UL

Note:

* This matrix with firmware ZLD 4.20 or later.
*1: Actual performance may vary depending on network conditions and activated applications.
*2: Maximum throughput based on RFC 2544 (1,518-byte UDP packets).
*3: VPN throughput measured based on RFC 2544 (1,424-byte UDP packets).
*4: AV and IDP throughput measured using the industry standard HTTP performance test (1,460-byte HTTP packets). Testing done with multiple flows.
*5: Maximum sessions measured using the industry standard IXIA IxLoad testing tool.
*6: Including Gateway-to-Gateway and Client-to-Gateway.

VPN Firewall Quick Finder

VPN Firewall Quick Finder

* SSL Inspection must be enabled for Content Filtering 2.0 Safe Search to function properly.