Best Firewall Appliances Under $400
68 in-stock firewall appliances under $400, from 9 brands, $123 – $400. Specs are normalized to one sheet, and each row links to the seller.
Showing the 30 lowest-priced of 68. See all firewall appliances →
Frequently asked
What is the best firewall appliance under $400?
Every in-stock firewall appliance in our catalog priced under $400, 68 models right now, with specs normalized to one sheet so processor, memory, storage and graphics compare directly.
Are these firewall appliances in stock?
Yes. The shortlist only includes models marked in stock at the manufacturer or a matched retailer when we last checked. Prices and availability are refreshed regularly.
How is the list ordered?
By price, lowest first. Each row links to the full spec sheet and to the seller.