Fortinet FortiGate 51G-SFP-PoE Firewall, Hardware Only (FG-51G-SFP-POE)

Four PoE+ LAN ports, a GE SFP uplink, and 64 GB of onboard SSD storage in a compact desktop chassis — that is the hardware combination that sets the FortiGate 51G-SFP-PoE (FG-51G-SFP-POE) apart from every other model in the 50G series. It runs the full FortiOS feature set at 2.25 Gbps IPS throughput, covering SD-WAN, ZTNA enforcement, and Security Fabric integration, while removing the need for a separate PoE switch, media converter, and external logging appliance at a branch site.

Hardware Specifications

Everything in One Device

PoE+ powers endpoint devices without power injectors. The SFP slot handles fibre WAN or a high-reliability uplink to a core switch. The SSD retains 30-90 days of logs on-device for compliance and forensics. Together, these eliminate three categories of additional hardware that would otherwise sit alongside a standard firewall: a PoE switch, a media converter, and either a FortiAnalyzer or a cloud logging subscription for short-term retention. For a wiring-closet-constrained branch office, the space and cost savings are real.

The fanless design also makes it suitable for environments where acoustic noise is a concern — professional offices, healthcare waiting rooms, or any space where fan noise is unacceptable.

Hardware Only — What That Means

This listing is the appliance alone. FortiCare and FortiGuard services are required and available separately. License SKUs use the FC-10-F51GP- prefix: 1-Year UTP (FC-10-F51GP-950-02-12) and Enterprise (FC-10-F51GP-809-02-12) are both in stock on DataCenter360.ca. The GE SFP transceiver is also sold separately.

Who Deploys the FG-51G-SFP-PoE

Professional offices, clinics, and branch locations that want maximum hardware consolidation are the core buyers. A typical deployment: the firewall terminates a fibre ISP on the SFP port, powers three ceiling-mount APs and a VoIP phone on PoE+ LAN ports, and retains 60 days of security logs locally for the quarterly compliance audit. One device replaces a firewall, a PoE switch, and a media converter in the network rack.

Moving Up: FortiGate 70G

For sites that need higher session capacity or more ports, the FortiGate 70G (FG-70G) is the next tier in the G-series, with the same FortiOS feature set and Security Fabric integration at greater throughput.

Buying from DataCenter360.ca

DataCenter360.ca is an authorized Fortinet Select Partner shipping from Canadian inventory. Pre-sales support is provided by FCP-certified staff, and every unit ships factory-sealed with full Fortinet Canada warranty, free to all provinces in 0-1 business days. Orders placed before 2 PM ET typically leave the same day.

Frequently Asked Questions