The Fortinet FortiMail 900F is a 1U firewall appliance designed for secure email protection and filtering. This model features 1000Base‑TX networking capability, providing high‑speed Ethernet connectivity. It includes two SFP slots for fiber optic links, allowing flexible uplink options, and four RJ‑45 ports for standard copper connections. The product identifier FML‑400F‑BDL‑641‑60 specifies the exact configuration and packaging. With its compact form factor, the appliance is ideal for data centers or branch offices that require robust email security within a single rack unit.