Handle heavier branch traffic with the SonicWall TZ670 appliance only. This model is built for teams that need more headroom than entry-level firewalls can provide, while still keeping deployment practical for branch offices, distributed enterprises, and security-conscious edge sites. It is a strong fit when you need a firewall platform that can support more users, more sessions, and more policy complexity without moving to a full data-center class device. The TZ670 is well suited to environments where application control, VPN access, and layered threat inspection are part of daily operations. As an appliance-only purchase, it gives procurement and architecture teams flexibility to align licensing and services with existing standards. That matters when you are refreshing a site, consolidating vendors, or building a consistent SonicWall footprint across multiple locations. For organizations comparing firewall options, the TZ670 stands out by balancing capability and deployment simplicity. It is the kind of platform you choose when the cost of weak perimeter control is higher than the cost of buying the right appliance up front. That makes it a practical choice for branch security, segmented networks, and sites that need dependable enforcement at the edge.