The Fortinet FortiGate 40F‑3G4G is a compact yet powerful next‑generation firewall with an integrated 3G/4G LTE modem, purpose‑built for branch offices and remote locations requiring resilient WAN connectivity. The FG‑40F‑3G4G combines advanced firewall security, secure SD‑WAN and cellular failover in a fanless desktop appliance, ensuring continuous protection even when fixed-line connections fail. Powered by FortiOS and Fortinet’s dedicated security processor (SPU), the device delivers high‑performance inspection of both encrypted and non‑encrypted traffic, including full TLS 1.3 deep inspection. Integrated FortiGuard AI‑powered security services protect against malware, ransomware and advanced threats, while application‑aware routing ensures optimal network performance. Key features: Built‑in 3G/4G LTE modem for primary WAN or failover connectivity Next‑generation firewall (NGFW) with IPS and application control Secure SD‑WAN with automatic WAN failover Up to 5 Gbps firewall throughput 1 Gbps IPS, 800 Mbps NGFW, 600 Mbps threat protection Fanless, low‑power desktop design Ideal for: Remote offices, retail outlets, construction sites, temporary deployments and organisations requiring reliable cellular backup with enterprise‑grade security. Compatible products: FortiSwitch – Secure access switching and network segmentation FortiAP – Centralised wireless access point management FortiManager – Centralised policy and device management FortiAnalyzer – Advanced analytics, logging and reporting FAQs: Does the FG‑40F‑3G4G support LTE failover? Yes, the integrated 3G/4G modem can be used as a primary WAN or automatic failover connection. Is secure SD‑WAN included? Yes, secure SD‑WAN functionality is built in and available without additional licensing.
