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NetworkTigers: Reliable, Quality-Tested Network Equipment
Supporting network managers with high quality switches, routers, PDUs, and firewalls since 1996
SonicWall NSa TZ Firewalls & Security Appliances - Refurbished, Used, New
The SonicWall NSA TZ Firewalls & Security Appliances deliver next-generation protection for businesses of all sizes. Featuring both Gen 7 TZ Series and Gen 7 NSa Series, these platforms combine deep packet inspection, high-throughput security, and simplified management to safeguard modern networks against today’s evolving threats.
The Gen 7 TZ Series, including the TZ270, TZ370, TZ470, TZ570, and TZ670, is designed for small offices, retail, and branch deployments. Compact and versatile, these appliances provide multi-gigabit performance, integrated Secure SD-WAN, TLS 1.3 decryption, and advanced threat prevention in space-saving form factors.
For midrange and enterprise environments, the Gen 7 NSa Series expands capacity with models such as the NSa 2700, 3700, 4700, 5700, and 6700. These firewalls deliver higher throughput, more VPN scalability, and robust clustering and high-availability options. They are built to handle demanding data center, campus, and multi-site deployments while providing granular application control.
At NetworkTigers, we provide refurbished, used, and new SonicWall Gen 7 firewalls, fully tested, serialized, and production-ready. With fast shipping and a 365-day warranty, NetworkTigers ensures the SonicWall TZ and NSa Series deliver reliable, future-ready protection for small businesses through large enterprises.
