FG-51E - Fortinet NGFW Entry-level Series FortiGate 51E

Mfr. Part #: FG-51E
Brand: Fortinet
Condition: Refurbished
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FG-51E

FG-51E - Fortinet NGFW Entry-level Series FortiGate 51E
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FG-51E Overview

Fortinet FG-51E 7 x GE RJ45 ports (Including 2 x WAN port, 5 x Switch ports), 32GB SSD onboard storage, Max managed FortiAPs (Total / Tunnel) 10 / 5 FG-51E

Overview
FG-51E Overview

Fortinet 7 x GE RJ45 ports (Including 2 x WAN port, 5 x Switch ports), 32GB SSD onboard storage, 2.5 Gbit/s, 350 Mbit/s, SHA-256, UDP, FortiOS, Wired

FG-51E is the Fortinet NGFW Entry-level Series FortiGate 51E firewall. The FortiGate 50E series offers an excellent Security and SD-WAN solution in a compact fanless desktop form factor for enterprise branch offices and mid-sized businesses.

Quick Spec

SKU

FG-51E

Firewall

2.5 Gbps

IPS

350 Mbps

NGFW

220 Mbps

Threat Protection

160 Mbps

Interfaces

7x GE RJ45 ports (including 2x WAN ports, 5x Switch ports)

Product Details

Figure 1 shows the front view of FG-50E. FG-51E is similar with it.

Fortinet FG-50E Front View

Note:

USB Port

Figure 2 shows the rear view of FG-50E. FG-51E is similar with it.

Fortinet FG-50E Rear View

Note:

Console RJ45

2x GE RJ45 WAN Ports

5x Switch Ports

Related Products

TypesModelDescription
Basic FirewallFG-51EFortinet FG-51E 7 x GE RJ45 ports (Including 2 x WAN port, 5 x Switch ports), 32GB SSD onboard storage, Max managed FortiAPs (Total / Tunnel) 10 / 5
1 year bundleFG-51E-BDL-950-12FG-51E Hardware plus 1 Year 24*7 FortiCare and FortiGuard Unified (UTM) Protection (FG-51E & FC-10-0051E-950-02-12)
1 year LicenseFC-10-0051E-950-02-121 year Unified (UTM) Protection (24x7 FortiCare plus Application Control, IPS, AV, Web Filtering and Antispam, FortiSandbox Cloud) of FG-51E
3 year bundleFG-51E-BDL-950-36FG-51E Hardware plus 3 Year 24*7 FortiCare and FortiGuard Unified (UTM) Protection (FG-51E & FC-10-0051E-950-02-36)
3 year LicenseFC-10-0051E-950-02-363 year Unified (UTM) Protection (24x7 FortiCare plus Application Control, IPS, AV, Web Filtering and Antispam, FortiSandbox Cloud) of FG-51E
5 year bundleFG-51E-BDL-950-60FG-51E Hardware plus 5 Year 24*7 FortiCare and FortiGuard Unified (UTM) Protection (FG-51E & FC-10-0051E-950-02-60)
5 year LicenseFC-10-0051E-950-02-605 year Unified (UTM) Protection (24x7 FortiCare plus Application Control, IPS, AV, Web Filtering and Antispam, FortiSandbox Cloud) of FG-51E

Compare to Similar Item

Sku

FG-50E

FG-51E

Firewall

2.5 Gbps

2.5 Gbps

IPS

350 Mbps

350 Mbps

NGFW

220 Mbps

220 Mbps

Threat Protection

160 Mbps

160 Mbps

Interfaces

7x GE RJ45 ports (including 2x WAN ports, 5x Switch ports)

7x GE RJ45 ports (including 2x WAN ports, 5x Switch ports)

Internal Storage

N/A

1x 32 GB SSD

7x GE RJ45 ports (including 2x WAN ports, 5x Switch ports), 32 GB SSD onboard storage, maximum managed FortiAPs (Total / Tunnel) 10 / 5

  • Firewall throughput: 2500 Mbit/s
  • Wired
  • Total storage capacity: 32 GB

Summary Description

Fortinet 7 x GE RJ45 ports (Including 2 x WAN port, 5 x Switch ports), 32GB SSD onboard storage, 2.5 Gbit/s, 350 Mbit/s, SHA-256, UDP, FortiOS, Wired

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Specification

FG-51E Specification

FG-51E Specification

Type

FORTIGATE 51E

Hardware Specifications

GE RJ45 Switch Ports

5

GE RJ45 WAN Ports

2

USB Ports

1

Console (RJ45)

1

Wireless Interface

-

Internal Storage

1x 32 GB SSD

System Performance and Capacity

Firewall Throughput

2.5 Gbps

Firewall Latency (64 byte UDP Packets)

180 μs

Firewall Throughput (Packet per Second)

375 Kpps

Concurrent Sessions (TCP)

1.8 Million

New Sessions/Second (TCP)

21,000

Firewall Policies

5,000

IPsec VPN Throughput (512 byte)

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 (Recommended Maximum, Tunnel Mode)

200

SSL Inspection Throughput (IPS, avg. HTTPS)

150 Mbps

SSL Inspection CPS (IPS, avg. HTTPS)

140

SSL Inspection Concurrent Session (IPS, avg. HTTPS)

75,000

Application Control Throughput (HTTP 64K)

450 Mbps

CAPWAP Throughput (HTTP 64K)

1.2 Gbps

Virtual Domains (Default / Maximum)

5 / 5

Maximum Number of FortiSwitches Supported

8

Maximum Number of FortiAPs (Total / Tunnel Mode)

10 / 5

Maximum Number of FortiTokens

500

Maximum Number of Registered FortiClients

200

High Availability Configurations

Active/Active, Active/Passive, Clustering

System Performance

IPS Throughput

350 Mbps

NGFW Throughput

220 Mbps

Threat Protection Throughput

160 Mbps

Dimensions and Power

Height x Width x Length

1.44 x 8.52 x 5.5 inches

36.5 x 216 x 140 mm

Form Factor

Desktop

Power Required

100–240V AC, 60–50 Hz (External DC Power Adapter)

Maximum Current

100 V / 0.6 A, 240 V / 0.4 A

Power Consumption (Average / Maximum)

16 / 20 W

Heat Dissipation

67 BTU/h

Operating Environment and Certifications

Operating Temperature

32–104°F (0–40°C)

Storage Temperature

-31–158°F (-35–70°C)

Humidity

10–90% non-condensing

Noise Level

Fanless 0 dBA

Operating Altitude

Up to 7,400 ft (2,250 m)

Compliance

FCC Part 15 Class B, C-Tick, VCCI, CE, UL/cUL, CB

Certifications

ICSA Labs: Firewall, IPsec, IPS, Antivirus, SSL-VPN

Frequently Asked Questions

How many physical interfaces are available on the FortiGate 51E? +
The FortiGate 51E features 7 x GE RJ45 ports total. This configuration includes 2 dedicated WAN ports for multi-homed ISP connectivity and 5 integrated switch ports, providing enough density to support small branch office requirements without needing an external access layer switch.
What is the primary function of the 32GB onboard SSD in the FG-51E? +
The integrated 32GB SSD serves as local onboard storage, primarily used for logging, reporting, and caching. This allows the firewall to retain critical traffic data and network activity locally, which is essential for compliance and forensic analysis in environments where cloud-based logging might be restricted or bandwidth-constrained.
Can I use the FortiGate 51E to manage wireless access points? +
Yes, the FG-51E functions as a wireless controller. It supports a maximum of 10 managed FortiAPs in total, with up to 5 of those configured in a tunnel mode. This capability simplifies management by allowing you to push security policies directly from the firewall to your wireless infrastructure.
Is the FG-51E suitable for small branch office deployments? +
The FG-51E is specifically engineered for small office and branch environments. Its compact form factor and balanced port density provide high-performance NGFW features like application control and intrusion prevention, ensuring branch-level security is consistent with the corporate data center security posture.
What kind of throughput performance can I expect from the FortiGate 51E? +
While exact performance depends on enabled features like SSL inspection and IPS, the FG-51E utilizes Fortinet's custom-built hardware acceleration. This design ensures that security scanning occurs without the latency bottlenecks typical of software-only firewall solutions, keeping your network traffic flowing smoothly even under heavy threat detection workloads.
How does the FG-51E handle WAN redundancy? +
The device includes 2 dedicated WAN ports, which allow you to connect multiple internet service providers simultaneously. By utilizing policy-based routing or SD-WAN features, you can achieve automatic failover or load balancing, significantly increasing your network uptime and internet reliability for mission-critical applications.
What management interfaces are available for the FG-51E? +
Administrators can manage the FG-51E via the intuitive FortiManager, the web-based graphical user interface, or a Command Line Interface (CLI). This versatility caters to both entry-level administrators who prefer menu-driven configurations and seasoned network engineers who require the granular, programmatic control offered by the CLI.
Does the FG-51E support deep packet inspection? +
Yes, the FG-51E is a true Next-Generation Firewall. It provides deep packet inspection, which allows the device to identify and control applications based on content rather than just ports or protocols. This visibility is vital for identifying hidden threats within encrypted traffic and enforcing strict corporate usage policies.
How can I obtain a bulk quote for multiple FG-51E units? +
For large-volume orders, please contact the BuyRouterSwitch.com sales team directly via our quote request form. We specialize in enterprise-scale procurement and can provide customized pricing structures to help you stay within your budget requirements for multi-site rollouts or infrastructure expansion projects.
Why should I purchase my Fortinet hardware from BuyRouterSwitch.com? +
Buying from BuyRouterSwitch.com ensures you receive authentic enterprise-grade hardware sourced through reliable channels. We maintain a secure ordering process and provide dedicated service for IT buyers, focusing on transparent pricing and rapid availability to keep your projects on schedule and your network infrastructure secure.

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