

Developed for Cleanroom, the ebm-papst R4D355-AH11-09 is a 400 V AC backward-curved centrifugal fan, whose supplied data highlights a documented speed of 1,400 rpm. The rating clarifies its operating profile.
| Rated Voltage(V) | 400 |
|---|---|
| Size(mm) | 355 |
| Max.Air Flow(m³/h) | 2585 |
| Max.Pressure(Pa) | 300 |
| Input Power(W) | 170 |
| Speed(rpm) | 1400 |
The ebm-papst R4D355-AH11-09 is an AC centrifugal fan for HVAC and Ventilation, combining application-focused airflow with practical integration criteria. It serves equipment manufacturers and maintenance teams that require traceable model selection.
Documented selection points include 400 V supply, 170 W input, 355 mm size, up to 2585 m3/h airflow. These values support electrical, envelope and duty-point comparison.
For procurement, verify voltage, duty point, dimensions, connector and mounting. Correct sizing and clear airflow paths support stable operation, controlled noise and long service life. Confirm speed control, IP protection and approvals in the exact-model datasheet. The listed ratings help buyers screen compatibility before final duty-point review.
How the R4D355-AH11-09 compares to nearby R4D series variants:
| Model | R4D355-AH11-05 | R4D355-AH11-09 | R4D400-AL17-05 | R4D450-AA04-05 |
|---|---|---|---|---|
| Air Flow | — | — | — | — |
| Power | — W | — W | — W | — W |
| Noise | — dB | — dB | — dB | — dB |
| Size | — mm | — mm | — mm | — mm |
All R4D series fans from Hengrui include performance curves, mounting instructions and factory warranty. Contact us for project-specific selection.
Condenser Cooling: The R4D355-AH11-09 axial fan excels at condenser heat rejection in refrigeration and HVAC.
AHU Air Handling: Engineered for integration into Air Handling Units.
Industrial Process Ventilation: Machinery cooling, enclosure ventilation and process air movement. Hengrui provides custom engineering support.
Its AC backward-curved centrifugal fan configuration and a documented speed of 1,400 rpm provide model-specific criteria for matching Cleanroom systems.
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.
The workbook marks the product RoHS Compliant. Obtain the exact-model declaration and any project-specific approvals required by the destination market.

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