The SNi20 is an industrial‑grade firewall designed for operational technology environments with strict constraints. Offering up to 4 Gbps firewall performance, it integrates transparently into existing industrial networks through routing and NAT without altering operational infrastructures. Built for harsh environments, it supports DIN‑rail installation, meets IEC 61850‑3 standards for power utilities, and features safety modes such as clustering, bypass, and protected power supply. With DPI for industrial protocols, maximum latency of 10 ms, and secure remote access, it ensures real‑time protection suited for large‑scale industrial deployments.

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