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Eaton

Eaton 9202-ETS-HN3 MTL Modbus Read-only Tofino Firewall
SKU: 9202-ETS-HN3
In stock
Description
Description
The Eaton 9202-ETS-HN3 Tofino Firewall is a specialized network security module that protects Modbus traffic by restricting commands to read-only operations. This ensures critical automation systems remain safe from unauthorized write or control commands, while maintaining compatibility with existing industrial protocols.

Specifications
  • Model: 9202-ETS-HN3
  • Type: Modbus Read-only Firewall
  • Manufacturer: Eaton MTL (Crouse-Hinds series)
  • Weight: 660 g
  • Dimensions: Compact DIN-rail mountable design
  • Power Supply Inputs: 2 redundant voltage inputs
  • Voltage AC nominal: 24 V, Class 2
  • Voltage AC range: 18–30 V, Class 2
  • Voltage DC rated: 12–48 V, Class 2
  • Voltage DC range: 9.6–60 V, Class 2
  • Connection Type: 6-pin screw terminal block
  • Power Failure Bypass: >10 ms at rated load
  • Operating Temperature: -40 °C to +70 °C
Features
  • Modbus Security: Restricts Modbus traffic to read-only, preventing unauthorized write/control commands.
  • Plug‑and‑Protect: Simple installation without network reconfiguration or downtime.
  • Redundant Power: Dual input design ensures continuous operation during power fluctuations.
  • Firewall & Event Logging: Built-in modules for traffic filtering and activity monitoring.
  • Industrial Reliability: Rugged design for harsh environments with extended temperature range.
  • Flexible Connectivity: Supports multimode and singlemode fiber options for long-distance applications.
  • Compliance: Certified to global safety and cybersecurity standards.