HIMA K9203A Redundant Rack Fan Tray Cooling Unit for Control Cabinets

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The HIMA K9203A is a 24VDC rack-mounted cooling fan drawer designed for HIMA safety PLC systems (HIMax, H41q, H51q, HIQuad X). Featuring 3 redundant axial fans with built-in speed monitoring and fault alarm, it delivers reliable forced-air cooling to protect critical control electronics in demanding process environments. Hot-swappable design enables quick maintenance with minimal downtime.

Tags: EMERSON FLOBOSS S600+, EMERSON MMS3210/022-000, EMERSON SLS1508 K2201X1-BA1

SKU: 6125637-1-1-1-2-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1

HIMA K9203A Redundant Rack Fan Tray Cooling Unit for Control Cabinets

🔨The HIMA K9203A is engineered for forced-air thermal management within HIMA safety-related control platforms, delivering continuous, monitored cooling for CPUs, safety I/O modules, communication cards, and power supplies in HIMax / H41q / H51q / HIQuad X systems. It fits neatly into the 19-inch control rack and supports straightforward replacement for existing safety system cabinets.

Specifications

✔Brand: HIMA
✔Model: K9203A
✔Application: HIMax, H41q, H51q, HIQuad X Safety PLC / SIS Racks
✔Fan Configuration: 3 × independent axial DC fans (redundant layout)
✔Supply Voltage: 24V DC (typical 19.2–30V DC wide range)
✔Current Consumption: ≤ 1.2 A (typical, total)
✔Airflow: approx. 120–170 m³/h (configuration-dependent)
✔Fan Speed: ~2500–3000 RPM
✔Monitoring: Fan run detection, fault alarm, status LEDs
✔Operating Temperature: -20°C to +60°C
✔Mechanical Form: 19-inch rack-mounted drawer / plug-in unit
✔Protection Class: IP20 (cabinet internal use)

🔶This cooling fan drawer provides forced convection cooling to maintain safe operating temperatures for safety-critical electronics. It draws heat away from high-density controller and I/O racks, helping prevent thermal derating, unexpected faults, or process shutdowns caused by overheating.

🔶The unit integrates built-in fan monitoring circuitry. Each fan’s operation is supervised; in case of stall, low speed, or power loss, the module triggers local LED indication and reports a fault signal to the host system for alarm handling and diagnostics. Redundant fan topology allows the remaining fans to continue baseline cooling even if one fan fails.

🔶Featuring industrial-grade construction with a metal drawer housing and optimized internal airflow path, the HIMA K9203A is designed for demanding environments such as oil & gas, petrochemical, power generation, and process safety applications. It supports hot-swap–style maintenance on compatible racks, minimizing downtime during fan replacement.

🔶Crafted for long service life and validated for use in safety-system cabinets, this assembly is a critical spare part for plant maintenance teams. It helps extend hardware life, protect sensitive control electronics, and keep safety instrumented systems running reliably.