pfSense® - World's Most Trusted Open Source Firewall
Sonicwall NSA 6600 Firewall (01-SSC-3820) | Buy for less with consulting and support
Fortinet FortiGate 4200F Firewall with Unified Threat Protection (UTP) Bundle, 5 years (FG-4200F-BDL-950-60) | Buy for less with consulting and support
Buy Zyxel USG FLEX 50 Firewall (Hardware) 350
What Is a Managed Firewall and How Much Does It Cost?
Fortinet FortiGate 201F Firewall with Enterprise Protection (EP) Bundle, 3 years (FG-201F-BDL-811-36) | Buy for less with consulting and support
SonicWall TZ 370 Firewall Secure Upgrade Plus Advanced Edition, 3 years (Trade-in/Trade-up special pricing) (02-SSC-6821) | Buy for less with consulting and support