993201813 (Model X-FAN 18 03) is a 18-slot rack-specific cooling fan module for the HIMA (Himax) HIMax X series from Germany, providing forced air cooling for the X20 rack system. Basic Information

Part Number: 993201813 (99 3201813)

Model: X-FAN 18 03

Brand/ Series: HIMA / HIMax X-series

Compatible Rack: X20 18-slot backplane rack (wall-mounted)

Functionality: System cooling / ventilation module, ensuring stable operation of CPU and I/O modules

Core Specifications

Fan Configuration: Dual ball-bearing fan, redundant design

Power Supply: 24 VDC (18–32 V), backplane bus power supply

Power Consumption: Approximately 12 W

Airflow / Air Pressure: 300 CFM / 0.75 inH₂O

Noise: ≤ 40 dBA

Protection Level: IP54

Operating Temperature: 0°C ~ +60°C

Size / Weight: 200×200×80 mm / Approximately 1.2 kg

Installation Method: Wall-mounted, compatible with the top / back of X20 rack

Key Features

Redundant Cooling: Two fans operate independently, and a single fan failure does not affect system cooling.

Efficient Cooling: Specifically designed for 18-slot high-density rack systems, ensuring stable operation of the CPU and I/O modules in high-temperature environments.

Plug-and-Play: Backplane power supply, no additional wiring required, supports hot swapping.

Low Noise and Durability: Ball bearing design, long lifespan, low noise, suitable for long-term operation in industrial environments.

System Compatibility: Fully compatible with X-CPU 01/02, X20 backplane, and all HIMax I/O modules.

Typical Applications

HIMax X20 18-slot rack system cooling (ESD, BMS, F&G, etc. SIS systems)

Ventilation of safety control cabinets for high-risk industries such as petrochemicals, natural gas, and power

Industrial automation control scenarios requiring high-reliability cooling