Product Overview
The WatchGuard M390 is a next‑generation firewall that delivers enterprise‑grade network security and high-performance throughput for small and midsize businesses. Additionally, it combines strong threat protection, secure VPN support, and flexible management tools in one compact appliance to protect against cyberattacks and maintain network efficiency. The device handles modern encrypted traffic demands while ensuring consistent performance.
Product Features
High Performance Throughput
This firewall delivers robust performance across multiple security layers. Moreover, it supports up to 18 Gbps firewall throughput, high antivirus speeds, and substantial VPN capacity, keeping your network responsive even with security services enabled.
Advanced Security Services
The appliance provides comprehensive security protections in a single platform. Furthermore, it includes stateful packet inspection, deep packet inspection, intrusion prevention, application control, anti-spam, web filtering, malware protection, botnet detection, and secure encrypted traffic handling to defend your network from threats.
Network Connectivity
This model offers flexible network connections and expandability. Next, it comes with eight Gigabit Ethernet ports and a single expansion slot, allowing you to customize interfaces to meet network needs while maintaining strong connectivity and future growth potential.
Management and Visibility
You can manage and monitor your network efficiently from a central platform. Additionally, the firewall supports cloud-based management and an intuitive console, giving administrators real-time visibility into traffic and security events to help maintain compliance and security.
Why Choose This Product
You should choose the WatchGuard M390 when you need a balance of speed, security, and manageability. Because it combines high throughput with a unified suite of threat management features, it protects against both common and advanced network attacks without sacrificing performance.
Additionally, the firewall scales for growing networks with its expansion slot and centralized management tools, reducing complexity for IT teams and ensuring consistent enforcement of security policies across all endpoints.
Specifications Table
| Specification | Details |
|---|---|
| Model | WatchGuard Firebox M390 |
| Firewall Throughput | Up to 18 Gbps |
| UTM Throughput (full scan) | Up to 2.4 Gbps |
| IPSec VPN Throughput | Approx. 1.8 Gbps |
| HTTPS IPS Inspection | Approx. 1.32 Gbps |
| Antivirus Throughput | Approx. 3.1 Gbps |
| IPS Throughput | Approx. 3.3 Gbps |
| Ports | 8×1 GbE RJ‑45 |
| Expansion Slots | 1 |
| Concurrent Connections | Approx. 4,500,000 |
| New Connections per Sec | Approx. 98,000 |
| VLANs Supported | 250 |
| VPN Tunnels | 250 Branch + 250 Mobile |
| USB Ports | Yes |
| Dimensions | 1.7″ x 12.1″ x 17.2″ |
| Weight | 8.04 lb |
| Power | Internal PSU, 76–120 W |
| Management | Cloud-based, CLI, Web UI |
| Protocols Supported | TCP/IP, UDP, DHCP, DNS, FTP, SMTP, etc. |





















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