USG FLEX Firewall

USG FLEX 100H/HP

License Service

The USG FLEX H series provides an indispensable feature set to perfectly fit small business requirements as well as to gain essential security services needed to protect against cyberattacks. Nebula Control Center (NCC) offers multiple subscription options to meet customers’ needs. The Nebula Plus/Professional Pack give you peace of mind at more control over your network updates and visibility, or even the most advanced management of cloud networking.

License Pack Service/Component Bundled with Gold Security Pack Device Only
Gold Security Pack Sandboxing No License Included
Reputation Filter
Web Filtering
Anti-Malware
IPS
Application Patrol
Device Insight
SecuReporter
Nebula Pro Pack
Secure WiFi Available in April, 2025
Security Profile Sync Available in future
A la carte License Service/Component Bundled with Gold Security Pack
Nebula Pro Pack A new feature set/service that includes the most frequently requested advanced features.
Nebula Plus Pack A new feature set/service that includes the most frequently requested advanced features. No

USG FLEX 100H

  • 4,000Mbps

    SPI Firewall Throughput

  • 1,000Mbps

    UTM Throughput

  • 900Mbps

    VPN Throughput

  • 8 x 1GbE

    Interfaces

Specification

Hardware Specifications


Interface ports

100H:

8 x 1GbE


100HP:

7 x 1GbE

1 x 1GbE/PoE+ (802.3at, 30W max.)

USB 3.0 ports

1

Console port

Yes (RJ-45)

Rack-mountable

-

Fanless

Yes

System Capacity & Performance*1


SPI firewall throughput (Mbps)*2

4,000

VPN throughput (Mbps)*3

900

IPS throughput (Mbps)*4

1,500

Anti-Malware throughput (Mbps)*4

1,000

UTM throughput (Anti-malware & IPS, Mbps)*4

1,000

Max. TCP concurrent sessions*5

300,000

Max. concurrent IPsec VPN tunnels*6

50

Recommended gateway-to-gateway IPsec VPN tunnels

20

Concurrent SSL VPN users

25

VLAN interface

16

Security Service*7


Anti-Malware

Yes

IPS

Yes

Application Patrol

Yes

Web filtering

Yes

Reputation Filter

Yes

SecuReporter

Yes

Sandboxing

Yes

Device Insight

Yes

Secure WiFi*8

Yes

Key Features


VPN

IKEv2, IPSec, SSL

SSL (HTTPS) inspection

Yes

Two-Factor Authentication

Yes

Nebula Centralized Management

Yes

Power Requirements


Power input

100H: 12V DC, 2A max.

100HP: 19V DC,3.42A

Max. power consumption (Watt Max.)

100H: 17

100HP: 51.2

Heat dissipation (BTU/hr)

100H: 40.365

100HP: 194.5

Physical Specifications


Item

Dimensions (WxDxH)(mm/in.):

216 x 143 x 33/8.50 x 5.80 x 1.30


Weight (kg/lb.):

100H: 1.04/2.29

100HP: 1.05/2.31

Packing

Dimensions (WxDxH)(mm/in.):

278 x 189 x 99/10.94 x 7.44 x 3.89


Weight (kg/lb.):

100H: 1.62/3.57

100HP: 1.91/4.21

Included accessories

Power adapter

Power cord (100HP)

RJ-45 - RS-232 cable for console connection

Environmental Specifications


Operating

Temperature: 0°C to 40°C / 32°F to 104°F

Humidity: 10% to 90% (non-condensing)

Storage

Temperature: -30°C to 70°C / -22°F to 158°F

Humidity: 10% to 90%(non-condensing)

MTBF (hr)

100H:

40°C/ 289845.2327 hr

25°C/ 518347.4294 hr


100HP:

40°C/ 291183.7887 hr

25°C/ 550382.5753 hr

Acoustic noise

-

Certifications


EMC

FCC Part 15 (Class B)

CE EMC (Class B)

RCM (Class B)

BSMI

Safety

LVD (EN62368-1)

BSMI

Hardware Specifications


Interface ports

200H:

2 x 2.5mGig

6 x 1GbE


200HP:

1 x 2.5mGig

1 x 2.5mGig/PoE+ (802.3at, 30W max.)

6 x 1GbE

USB 3.0 ports

1

Console port

Yes (RJ-45)

Rack-mountable

Yes

Fanless

Yes

System Capacity & Performance*1


SPI firewall throughput (Mbps)*2

6,500

VPN throughput (Mbps)*3

1,200

IPS throughput (Mbps)*4

2,500

Anti-Malware throughput (Mbps)*4

1,800

UTM throughput (Anti-malware & IPS, Mbps)*4

1,800

Max. TCP concurrent sessions*5

600,000

Max. concurrent IPsec VPN tunnels*6

100

Recommended gateway-to-gateway IPsec VPN tunnels

50

Concurrent SSL VPN users

50

VLAN interface

32

Security Service*7


Anti-Malware

Yes

IPS

Yes

Application Patrol

Yes

Web filtering

Yes

Reputation Filter

Yes

SecuReporter

Yes

Sandboxing

Yes

Device Insight

Yes

Secure WiFi*8

Yes

Key Features


VPN

IKEv2, IPSec, SSL

SSL (HTTPS) inspection

Yes

Two-Factor Authentication

Yes

Nebula Centralized Management

Yes

Power Requirements


Power input

200H: 12V DC, 2A max.

200HP: 19V DC, 3.42A

Max. power consumption (Watt Max.)

200H: 22

200HP: 62

Heat dissipation (BTU/hr)

200H: 58.75

200HP: 191.9

Physical Specifications


Item

Dimensions (WxDxH)(mm/in.):

272 x 187 x 36/10.7 x 7.36 x 1.42


Weight (kg/lb.):

200H: 1.52/3.34

200HP: 1.52/3.35

Packing

Dimensions (WxDxH)(mm/in.):

427 x 247 x 73/16.81 x 9.72 x 2.87


Weight (kg/lb.):

200H: 2.43/5.36

200HP: 2.68/5.92

Included accessories

Power adapter

Power cord (200HP)

RJ-45 - RS-232 cable for console connection

Rack mounting kit (optional, by regions)

Environmental Specifications


Operating

Temperature: 0°C to 40°C / 32°F to 104°F

Humidity: 10% to 90% (non-condensing)

Storage

Temperature: -30°C to 70°C / -22°F to 158°F

Humidity: 10% to 90%(non-condensing)

MTBF (hr)

200H:

40°C/ 306768.409 hr

25°C/ 528037.0106 hr


200HP:

40°C/ 227747.9662 hr

25°C/ 392638.3847 hr

Acoustic noise

-

Certifications


EMC

FCC Part 15 (Class B)

CE EMC (Class B)

RCM (Class B)

BSMI

Safety

LVD (EN62368-1)

BSMI

Hardware Specifications


Interface ports

2 x 2.5mGig

2 x 2.5mGig/PoE+ (802.3at, total 30W)

8 x 1GbE

USB 3.0 ports

1

Console port

Yes (RJ-45)

Rack-mountable

Yes

Fanless

-

System Capacity & Performance*1


SPI firewall throughput (Mbps)*2

10,000

VPN throughput (Mbps)*3

2,000

IPS throughput (Mbps)*4

4,500

Anti-Malware throughput (Mbps)*4

3,000

UTM throughput (Anti-malware & IPS, Mbps)*4

3,000

Max. TCP concurrent sessions*5

1,000,000

Max. concurrent IPsec VPN tunnels*6

300

Recommended gateway-to-gateway IPsec VPN tunnels

150

Concurrent SSL VPN users

150

VLAN interface

64

Security Service*7


Anti-Malware

Yes

IPS

Yes

Application Patrol

Yes

Web filtering

Yes

Reputation Filter

Yes

SecuReporter

Yes

Sandboxing

Yes

Device Insight

Yes

Secure WiFi*8

Yes

Key Features


VPN

IKEv2, IPSec, SSL

SSL (HTTPS) inspection

Yes

Two-Factor Authentication

Yes

Nebula Centralized Management

Yes

Power Requirements


Power input

19V DC, 4.736A

Max. power consumption (Watt Max.)

68

Heat dissipation (BTU/hr)

211.3

PoE power budget (watt max.)

30

Physical Specifications


Item

Dimensions (WxDxH)(mm/in.): 300 x 182 x 43.5/11.81 x 7.17 x 1.71

Weight (kg/lb.): 1.64/3.62

Packing

Dimensions (WxDxH)(mm/in.): 350 x 149 x 244/13.78 x 5.87 x 9.61

Weight (kg/lb.): 2.93/6.46

Included accessories

Power adapter & Power cord

RJ-45 - RS-232 cable for console connection

Rack mounting kit

Environmental Specifications


Operating

Temperature: 0°C to 40°C / 32°F to 104°F

Humidity: 10% to 90% (non-condensing)

Storage

Temperature: -30°C to 70°C / -22°F to 158°F

Humidity: 10% to 90%(non-condensing)

MTBF (hr)

40°C/ 346653.298 hr

25°C/ 491775.8384 hr

Acoustic noise

16.86dBA on < 25degC Operating Temperature, 43.76dBA on full FAN speed

Certifications


EMC

FCC Part 15 (Class A)

CE EMC (Class A)

RCM (Class A)

BSMI

Safety

LVD (EN62368-1)

BSMI

Hardware Specifications


Interface ports

2 x 2.5mGig

2 x 10mGig /PoE+ (802.3at, total 30W)

8 x 1GbE

2 x 10G SFP+

USB 3.0 ports

1

Console port

Yes (RJ-45)

Rack-mountable

Yes

Fanless

-

System Capacity & Performance*1


SPI firewall throughput (Mbps)*2

15,000

VPN throughput (Mbps)*3

3,000

IPS throughput (Mbps)*4

7,000

Anti-Malware throughput (Mbps)*4

4,000

UTM throughput (Anti-malware & IPS, Mbps)*4

4,000

Max. TCP concurrent sessions*5

2,000,000

Max. concurrent IPsec VPN tunnels*6

1,000

Recommended gateway-to-gateway IPsec VPN tunnels

300

Concurrent SSL VPN users

500

VLAN interface

128

Security Service*7


Anti-Malware

Yes

IPS

Yes

Application Patrol

Yes

Web filtering

Yes

Reputation Filter

Yes

SecuReporter

Yes

Sandboxing

Yes

Device Insight

Yes

Secure WiFi*8

Yes

Key Features


VPN

IKEv2, IPSec, SSL

SSL (HTTPS) inspection

Yes

Two-Factor Authentication

Yes

Nebula Centralized Management

Yes

Power Requirements


Power input

100-240V AC, 50/60Hz, 2A max.

Max. power consumption (Watt Max.)

86.7

Heat dissipation (BTU/hr)

235

PoE power budget (watt max.)

30

Physical Specifications


Item

Dimensions (WxDxH)(mm/in.): 430 x 250 x 43.5/16.93 x 9.84 x 1.71

Weight (kg/lb.): 3.14/6.93

Packing

Dimensions (WxDxH)(mm/in.): 512 x 395 x 162/20.16 x 15.55 x 6.38

Weight (kg/lb.): 4.90/10.81

Included accessories

Power cord

RJ-45 - RS-232 cable for console connection

Rack mounting kit

Environmental Specifications


Operating

Temperature: 0°C to 40°C / 32°F to 104°F

Humidity: 10% to 90% (non-condensing)

Storage

Temperature: -30°C to 70°C / -22°F to 158°F

Humidity: 10% to 90%(non-condensing)

MTBF (hr)

40°C/ 431877.9743 hr

25°C/ 669031.2966 hr

Acoustic noise

16.85dBA on < 25degC Operating Temperature, 47.84dBA on full FAN speed

Certifications


EMC

FCC Part 15 (Class A)

CE EMC (Class A)

RCM (Class A)

BSMI

Safety

LVD (EN62368-1)

BSMI


  • Note:
  • *: This matrix with firmware uOS1.21 or later.
  • *1: Actual performance may vary depending on system configuration,network conditions, and activated applications.
  • *2: Maximum throughput based on RFC 2544 (1,518-byte UDP packets).
  • *3: VPN throughput measurement are based on RFC 2544 (1,424-byte UDP packets); IMIX: UDP throughput based on a combination of 64 byte, 512 byte, and 1424 byte packet sizes.
  • *4: Anti-Malware (with Express Mode) and IPS throughput is measured using the industry standard HTTP performance test (1,460-byte HTTP packets). Testing done with multiple flows.
  • *5: Maximum sessions are measured using the industry standard IXIA IxLoad testing tool.
  • *6: Including Gateway-to-Gateway and Client-to-Gateway.
  • *7: With Zyxel service license to enable or extend the feature capacity.
  • *8: Available in Q2, 2025.

* License subscription fee and permits may vary by country.
* All specifications are subject to change without notice.