Description
The FortiGate 81F builds on the 80F with 128 GB onboard SSD storage for extended local logging and reporting, delivering 1.4 Gbps IPS throughput, 900 Mbps threat protection, and flexible 2x RJ45/SFP WAN connectivity.
FortiGate 80F Series
Next Generation Firewall and Secure SD-WAN
Application-Centric, Scalable and Secure SD-WAN
The FortiGate 81F delivers an application-centric, scalable and secure SD-WAN solution in a compact, fanless desktop form factor for enterprise branch offices and midsized businesses. Delivering 1.4 Gbps IPS throughput and 900 Mbps threat protection, The 81F offers a significant step up in performance with higher concurrent sessions (1.5 million) and faster new session rates (45,000/sec) than entry-level F-series models.
High Performance SD-WAN: Powered by purpose-built SOC4 ASIC with 128 GB onboard SSD storage, delivering 1.4 Gbps IPS throughput, 900 Mbps threat protection, and 10/10/7 Gbps firewall throughput for demanding enterprise branch deployments.
Flexible WAN Connectivity: 2x GE RJ45/SFP Shared Media WAN ports provide both copper and fibre WAN flexibility without requiring separate modules, simplifying branch connectivity.
High Session Capacity: Supports 1.5 million concurrent sessions and 45,000 new sessions per second — ideal for branch offices with high traffic volumes and many concurrent users.
Integrated Security Services: SOC4 ASIC accelerates NGFW, SSL inspection, and application identification for industry-leading protection across all traffic types including TLS 1.3.
TPM and BLE Hardware Security: Built-in Trusted Platform Module (TPM) and Bluetooth Low Energy (BLE) for hardware-level security attestation and Zero Touch Provisioning.
Broad Ecosystem Support: Supports up to 16 FortiSwitches and 96 FortiAPs for comprehensive SD-Branch transformation, with full FortiOS and Security Fabric integration.
| Firewall | IPS | NGFW | Threat Protection | Interfaces |
|---|---|---|---|---|
| 10 Gbps | 1.4 Gbps | 1 Gbps | 900 Mbps | 2x GE RJ45/SFP WAN | 6x GE RJ45 Internal | 2x FortiLink | 1 x 128 GB SSD | WiFi variants |
FortiGate / FortiWiFi 81F Series

Interfaces
The 2x GE RJ45/SFP Shared Media WAN ports allow you to use either copper RJ45 or fibre SFP WAN connections without additional modules, giving branches maximum flexibility for their WAN connectivity.
The USB 3.0 port supports compatible third-party 3G/4G USB modems, providing additional WAN connectivity or a redundant link for maximum reliability.
The FortiGate 80F includes a dedicated TPM module that hardens the appliance by generating, storing, and authenticating cryptographic keys, protecting against malicious software and phishing attacks.


The industry’s highest-performing cybersecurity platform, powered by FortiOS, with a rich ecosystem designed to span the extended digital attack surface, delivering fully automated, self-healing network security.
The Fabric empowers organizations of any size to secure and simplify their hybrid infrastructure on the journey to digital innovation.
FortiOS, Fortinet’s leading operating system enable the convergence of high performing networking and security across the Fortinet Security Fabric delivering consistent and context-aware security posture across network endpoint, and clouds. The organically built best of breed capabilities and unified approach allows organizations to run their businesses without compromising performance or protection, supports seamless scalability, and simplifies innovation consumption. The release of FortiOS 7 dramatically expands the Fortinet Security Fabric’s ability to deliver consistent security across hybrid deployment models consisting on appliances, software and As-a-Service with SASE, ZTNA and other emerging cybersecurity solutions.
FortiGuard Labs offers real-time intelligence on the threat landscape, delivering comprehensive security updates across the full range of Fortinet’s solutions. Comprised of security threat researchers, engineers, and forensic specialists, the team collaborates with the world’s leading threat monitoring organizations and other network and security vendors, as well as law enforcement agencies.
Fortinet is dedicated to helping our customers succeed, and every year FortiCare services help thousands of organizations get the most from their Fortinet Security Fabric solution. We have more than 1,000 experts to help accelerate technology implementation, provide reliable assistance through advanced support, and offer proactive care to maximize security and performance of Fortinet deployments.
Specifications
| FortiGate 80F | FortiGate 81F | |
|---|---|---|
| GE RJ45/SFP Shared Media Pairs | 2 | 2 |
| GE RJ45 Internal Ports | 6 | 6 |
| GE RJ45 FortiLink Ports (Default) | 2 | 2 |
| USB 3.0 Ports | 1 | 1 |
| Console (RJ45) | 1 | 1 |
| Internal Storage | u2013 | 1 x 128 GB SSD |
| Trusted Platform Module (TPM) | u2713 | u2713 |
| Bluetooth Low Energy (BLE) | u2713 | u2713 |
| FortiGate 80F | FortiGate 81F | |
|---|---|---|
| IPS Throughput | 1.4 Gbps | |
| NGFW Throughput | 1 Gbps | |
| Threat Protection Throughput | 900 Mbps | |
| FortiGate 80F | FortiGate 81F | |
|---|---|---|
| Firewall Throughput (1518 / 512 / 64 byte UDP packets) | 10/10/7 Gbps | |
| Firewall Latency (64 byte UDP packets) | 3.23 u03bcs | |
| Firewall Throughput (Packets Per Second) | 10.5 Mpps | |
| Concurrent Sessions (TCP) | 1,500,000 | |
| New Sessions/Second (TCP) | 45,000 | |
| Firewall Policies | 5,000 | |
| IPsec VPN Throughput (512 byte) | 6.5 Gbps | |
| Gateway-to-Gateway IPsec VPN Tunnels | 200 | |
| Client-to-Gateway IPsec VPN Tunnels | 2,500 | |
| SSL-VPN Throughput | 950 Mbps | |
| Concurrent SSL-VPN Users (Recommended Maximum, Tunnel Mode) | 200 | |
| SSL Inspection Throughput (IPS, avg. HTTPS) | 715 Mbps | |
| SSL Inspection CPS (IPS, avg. HTTPS) | 700 | |
| SSL Inspection Concurrent Session (IPS, avg. HTTPS) | 100,000 | |
| Application Control Throughput (HTTP 64K) | 1.8 Gbps | |
| CAPWAP Throughput (HTTP 64K) | 9 Gbps | |
| Virtual Domains (Default / Maximum) | 10 / 10 | |
| Maximum Number of FortiSwitches Supported | 16 | |
| Maximum Number of FortiAPs (Total / Tunnel Mode) | 96 / 48 | |
| Maximum Number of FortiTokens | 500 | |
| High Availability Configurations | Active-Active, Active-Passive, Clustering | |
| FortiGate 80F | FortiGate 81F | |
|---|---|---|
| Height x Width x Length (inches) | 1.6 x 8.5 x 7.0 | |
| Weight | 2.4 lbs (1.1 kg) | 2.4 lbs (1.1 kg) |
| Form Factor | Desktop / Wall Mount / Rack Tray | |
| FortiGate 80F | FortiGate 81F | |
|---|---|---|
| Power Rating | 12V DC, 3A (dual redundancy optional) | |
| Power Required | 2 External DC Power Adapters, 100u2013240V AC, 50/60 Hz | |
| Maximum Current | 115VAC/0.4A, 230VAC/0.2A | |
| Heat Dissipation | 52.55 BTU/hr | 56.30 BTU/hr |
| Operating Temperature | 32u2013104u00b0F (0u201340u00b0C) | |
| Storage Temperature | -31u2013158u00b0F (-35u201370u00b0C) | |
| Humidity | 10u201390% non-condensing | |
| Noise Level | Fanless | |
| Operating Altitude | Up to 16,404 ft (5,000 m) | |
| Compliance | FCC, ICES, CE, RCM, VCCI, BSMI, UL/cUL, CB | |
| Certifications | ICSA Labs: Firewall, IPsec, IPS, Antivirus, SSL-VPN | |
Products
| FortiGate 81F Base Appliance | ||
| FortiGate-81F 8 x GE RJ45 ports, 2 x RJ45/SFP Shared Media WAN Ports, 2 x GE RJ45 FortiLink Ports, 128 GB SSD onboard storage | #FG-81F | |
| FortiGate-81F with 6 x GE RJ45 PoE/+ internal ports, 2 x GE RJ45 PoE/+ FortiLink ports, 128 GB SSD | #FG-81F-POE | |
| FortiGate-81F Hardware plus FortiCare Premium and FortiGuard Enterprise Protection | ||
| Includes: Hardware Unit, FortiCare Premium Ticket Handling, Advanced Hardware Replacement (NBD), Firmware and General Upgrades, Enterprise Services Bundle plus term of contract | ||
| FortiGate-81F Hardware plus 1 Year FortiCare Premium and FortiGuard Enterprise Protection | #FG-81F-BDL-809-12 | |
| FortiGate-81F Hardware plus 3 Year FortiCare Premium and FortiGuard Enterprise Protection | #FG-81F-BDL-809-36 | |
| FortiGate-81F Hardware plus 5 Year FortiCare Premium and FortiGuard Enterprise Protection | #FG-81F-BDL-809-60 | |
| FortiGate-81F Hardware plus FortiCare Premium and FortiGuard Unified Threat Protection (UTP) | ||
| Includes: Hardware Unit, FortiCare Premium Ticket Handling, Advanced Hardware Replacement (NBD), Firmware and General Upgrades, UTP Services Bundle plus term of contract | ||
| FortiGate-81F Hardware plus 1 Year FortiCare Premium and FortiGuard Unified Threat Protection (UTP) | #FG-81F-BDL-950-12 | |
| FortiGate-81F Hardware plus 3 Year FortiCare Premium and FortiGuard Unified Threat Protection (UTP) | #FG-81F-BDL-950-36 | |
| FortiGate-81F Hardware plus 5 Year FortiCare Premium and FortiGuard Unified Threat Protection (UTP) | #FG-81F-BDL-950-60 | |
| FortiGate-81F Advanced Threat Protection | ||
| FortiGate-81F 1 Year Advanced Threat Protection (IPS, Advanced Malware Protection Service, Application Control, and FortiCare Premium) | #FC-10-0081F-928-02-12 | |
| FortiGate-81F 3 Year Advanced Threat Protection | #FC-10-0081F-928-02-36 | |
| FortiGate-81F 5 Year Advanced Threat Protection | #FC-10-0081F-928-02-60 | |
| FortiGate-81F Unified Threat Protection (UTP) | ||
| FortiGate-81F 1 Year Unified Threat Protection (UTP) | #FC-10-0081F-950-02-12 | |
| FortiGate-81F 3 Year Unified Threat Protection (UTP) | #FC-10-0081F-950-02-36 | |
| FortiGate-81F 5 Year Unified Threat Protection (UTP) | #FC-10-0081F-950-02-60 | |
Pricing Notes:
Resources
The FortiGate 81F adds 1 x 128 GB onboard SSD storage to the 80F for extended local logging, event retention, and compliance reporting. All performance specifications are identical between the two models.
The base FortiGate 81F does not include PoE. The FG-81F-POE variant provides PoE/+ ports on all internal and FortiLink interfaces for powering IP phones, access points, and cameras directly from the firewall.
The FortiGate 81F features 2x GE RJ45/SFP Shared Media WAN ports, which support either copper RJ45 or fibre SFP connections, providing WAN flexibility without requiring additional modules.
For most branch deployments, the UTP (Unified Threat Protection) bundle is a strong starting point u00e2u20acu201d it includes IPS, antivirus, web filtering, application control, antispam, and FortiCare Premium. For compliance-heavy environments, the Enterprise Protection bundle adds DLP, AI-based malware prevention, and CASB.
The FortiGate 81F builds on the 80F with 128 GB onboard SSD storage for extended local logging and reporting, delivering 1.4 Gbps IPS throughput, 900 Mbps threat protection, and flexible 2x RJ45/SFP WAN connectivity.