SonicWALL NSA 3500 Firewalls Refurbished Used: NetworkTigers offers quality, tested, seller refurbished, used, and new transferable NSA 3500 Network Security Appliance firewalls. All refurbished and used SonicWALL NSA 3500 firewalls we sell are thoroughly examined by qualified technicians and returned to the SonicWALL's original secure standards. We can overnight these powerful NSA 3500 Network Security Appliances firewalls to your location.

The SonicWall NSA 3500 Network Security Appliance firewalls offer traffic speeds of 1.5 Gbps Stateful Throughput, 580 Mbps IMIX Throughput and 750Mbps IPS Performance. It can accept 325,000 simultaneous connections and 7,000 new connections per second (maximum).