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Fortinet Fortigate FG-51E

Fortinet Fortigate FG-51E
Brand: Fortinet
Category: Firewall

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The FortiGate/FortiWiFi 50/51E are compact, cost effective, all-in-one security appliances that deliver Fortinet’s Connected UTM. Ideal for small business, remote, customer premise equipment (CPE) and retail networks, these appliances offer the network security, connectivity and performance you need.

High Performance Network Security

Built on the foundation FortiOS 5, the FortiGate/FortiWiFi 50/51E series provides an integrated set of essential security technologies to protect all of your applications and data. You get advanced threat protection, including firewall, application control, advanced threat protection, IPS, VPN, and web filtering, all from one device that’s easy to deploy and manage. With our FortiGuard® security subscription services you’ll have automated protection against today’s sophisticated threats.

Advanced Features

The FortiGate/FortiWiFi 50/51E offers beyond the industry’s best firewall with the latest in Advanced Threat Protection including Sandboxing and anti-bot protection, Feature Select Options for simplifying configurations and deployments, and Contextual Visibility for enhanced reporting and management.

VDOMs on the FortiGate/FortiWiFi 50/51E let you segment networks to enable guest and employee access, or protect things like cardholder data. You get the flexibility to match your business needs and meet compliance standards like PCI and HIPAA.

With 32 GB of robust internal storage, the FortiGate/FortiWiFi 51E allows you to implement integrated WAN optimization and web caching to improve user productive when securely accessing remote applications and document.


STTModelFG – 51E
1System Performance 
 Firewall Throughput
(1518 / 512 / 64 byte UDP packets)
2.5 Gbps
 Firewall Latency (64 byte UDP packets)180 μs
 Firewall Throughput (Packets Per Second)375 Kpps
 Concurrent Sessions (TCP)1.800.000
 New Sessions/Second (TCP)21,000
 Firewall Policies5,000
 IPsec VPN Throughput (512 byte)90 Mbps
 Gateway-to-Gateway IPsec VPN Tunnels200
 Client-to-Gateway IPsec VPN Tunnels250
 SSL-VPN Throughput100 Mbps
 Concurrent SSL-VPN Users
(Recommended Maximum, Tunnel Mode)
 SSL Inspection Throughput (IPS, avg. HTTPS)150 Mbps
 SSL Inspection CPS (IPS, avg. HTTPS)140
 SSL Inspection Concurrent Session
(IPS, avg. HTTPS)
 Application Control Throughput (HTTP 64K)450 Mbps
 CAPWAP Throughput (HTTP 64K)1.2 Gbps
 Virtual Domains (Default / Maximum)(5/5)
 Maximum Number of FortiSwitches Supported8
 Maximum Number of FortiAPs
(Total / Tunnel Mode)
 Maximum Number of FortiTokens500
 High Availability ConfigurationsActive/Active, Active/Passive, Clustering
2System Performance — Enterprise Traffic Mix 
 IPS Throughput350 Mbps
 NGFW Throughput220 Mbps
 Threat Protection Throughput160 Mbps
3Interfaces and Modules 
 GE RJ45 Ports5 x GE Switch Port
2 x GE WAN Port
 GE SFP Slots 
 Management/HA /DMZ Ports 
 USB Ports1
 Console Port1
 Storage1 x 32 GB SSD
4Dimensions and Power 
 Height x Width x Length (inches)1.44 x 8.52 x 5.5
 Height x Width x Length (mm)36.5 x 216 x 140
 Weight2.04 lbs (0.925 kg)
 Form FactorDesktop
 AC Power SupplyPowered by External DC
Power Adapter, 100–240V AC, 50–60 Hz
 Power Consumption (Average / Maximum)16 / 20 W
 Current (Maximum)16 / 20 W
 Heat Dissipation67 BTU/h
 Redundant Power Supplies 
5Operating Environment and Certifications 
 Operating Temperature32–104°F (0–40°C)
 Storage Temperature-31–158°F (-35–70°C)
 Operating AltitudeUp to 7,400 ft (2,250 m)
 Humidity10–90% non-condensing
 Noise LevelFanless 0 dBA
 ComplianceFCC, ICES, CE, RCM,
 CertificationsICSA Labs: Firewall, IPsec,
IPS, Antivirus, SSL-VPN


FortiManager Cloud       o
FortiAnalyzer Cloud       o
SD-WAN Cloud Assist Monitoring       o
SD-WAN One Click VPN Overlay       o
FortiConverter Service       o
Industrial Security Service     o o
Security Rating     o o
CASB     o o
Anti-Spam   o o o
Web Filtering   o o o
Advanced Malware Protection o o o o
IPS o o o o
FortiCare + Application Control o o o o


System Performance

Firewall throughput 2.5 Gbps
Firewall Latency 180 us
Concurrent connections 1.800.000
New connections/sec 21.000
IPS throughput 350 Mbps
NGFW Throughput 220 Mbps
Threat Protection Throughput 160 Mbps
Firewall Policies 5000
IPSec VPN throughput 90 Mbps
Gateway-to-Gateway IPSec VPN Tunnels 200
Client-to-Gateway IPSec VPN Tunnels 250
SSL VPN Throughput 100 Mbps
Concurrent SSL VPN Users 200
SSL Inspection Throughput 150 Mbps
SSL Inspection CPS 140
SSL Inspection Concurrent Session 75000
Application Control Throughput 450 Mbps
CAPWAP Throughput 1.2 Gbps
Virtual Domains 5 / 5
Maximum Number of FortiSwitches Supported 8
Maximum Number of FortiAPs 10 / 5
Maximum Number of FortiTokens 500
Maximum Number of Registered FortiClients 200
High Availability Configurations Active/Active, Active/Passive

Physical interfaces

GE RJ45 Ports 5 x GE RJ45 Ports
GE RJ45 WAN Ports 2 x GE RJ45 WAN Ports
I/O ports 1 USB Ports, 1 Console (RJ45)
Storage 1 x 32 GB SSD

Dimensions & Enviroment

Mounting Desktop
Dimensions Width x Depth x Height (inches) 1.44 x 8.52 x 5.5
Dimensions Height x Width x Length (mm) 36.5 x 216 x 140
Weight 2.04 lbs
Power supply 100-240VAC
Maximum Current 100V/0.6A, 240V/0.4A
Power Consumption 16/20W
Heat Dissipation 67 BTU/h
Operating Temperature 32-104 F
Storage Temperature -31-158 F
Humidity 10-90% non-condensing
Noise Level Fanless 0 dBA
Operating Attitude Up to 7400 ft (2250m)
Regulatory Compliance FCC Part 15 Class B, C-Tick, VCCI, CE, UL/dUL, CB
Certifications ICSA Labs: Firewall, IPSec, IPS, Antivirus, SSL-VPN

Wireless Specification (XG Wireless only)

Product Certifications



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