

Developed for Refrigeration Cooling, ebm-papst S4E450-AU03-01 is a 230 V AC axial fan, defined by a listed acoustic value of 77 dB. The data helps compare K-series variants. Its documented data supports integration planning.
| Rated Voltage(V) | 230 |
|---|---|
| Size(mm) | 450 |
| Max.Air Flow(m³/h) | 5695 |
| Max.Pressure(Pa) | 50 |
| Input Power(W) | 425 |
| Speed(rpm) | 1490 |
| Noise(db) | 77 |
The ebm-papst S4E450-AU03-01 is an AC axial fan for refrigeration cooling, providing directed airflow in enclosures and cooling assemblies.
Data includes 230 V operation, airflow up to 5695 m³/h and pressure up to 50 Pa for matching airflow to system resistance. The datasheet lists ball-bearing support for durable motor support. Listed noise is 77 dB at the stated test point. Correct electrical selection and clear inlet spacing support efficient cooling, reliable operation and long fan life.
Suitable for OEM engineers, manufacturers and maintenance buyers, the S4E450-AU03-01 should be checked for wiring, mounting, duty point and ambient limits before selection. Its documented operating data supports model comparison, replacement planning and purchasing review.
Match required airflow and pressure on the exact performance curve, then verify voltage, power, dimensions and environmental limits.
Control capability and input method must be confirmed in the exact-model datasheet and wiring diagram; do not infer them from the fan family alone.
Provide service access, keep the airflow path clean, inspect wiring and mounting, and investigate abnormal noise or vibration before continued use.

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