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SonicWall NSA Firewalls

SonicWall NSA firewalls provide deep security for medium-sized businesses, multi-site organisations, and enterprise edge environments. With high-speed threat prevention, SSL inspection, and secure VPN access, NSA appliances are designed to balance performance, scalability, and total threat defence. At Steel City Consulting, we supply new and certified refurbished SonicWall NSA firewalls for intelligent, budget-friendly security upgrades.

High-Performance Protection for Mid to Large Networks

The NSA series offers advanced DPI (Deep Packet Inspection), application control, sandboxing, and integrated SD-WAN. These capabilities help reduce risk and ensure compliance across hybrid environments.

Key Features of NSA Series

Deep packet inspection for encrypted traffic (TLS/SSL)
Multi-gigabit threat protection throughput
Secure remote access with VPN and user authentication
Integrated SD-WAN for branch site performance
Scalable architecture with HA and clustering support

Refurbished NSA Firewalls Available

Refurbished SonicWall NSA models offer enterprise-grade capabilities with reduced capital spend. All units are tested, licensable, and supported by warranty.