





DKHR500-4SW.155.6HF is a 400 VAC centrifugal fan for data-communications equipment, heat pumps, ventilation systems. Its main supplied feature is axial airflow intended for low-to-moderate system resistance. It also lists a 500 mm size specified in the upload data. Review mounting envelope for air-system design.
| Rated Voltage(V) | 400 |
|---|---|
| Size(mm) | 500 |
| Max.Pressure(Pa) | 750 |
| Input Power(W) | 1750 |
| Speed(rpm) | 1380 |
Designed around the forced-air cooling needs of air-handling, HVAC and refrigeration hardware, the Rosenberg DKHR500-4SW.155.6HF provides a centrifugal fan format for OEM hardware integration.
A radial outlet gives system designers flexibility when routing forced-air cooling air through constrained mechanical layouts.
Prototype testing can substantiate the production moving air path and prevent free-air data from being mistaken for in-system performance.
The stated 500 mm size contributes to early mechanical-envelope and mounting checks. Preserve the specified moving air direction during assembly. Review the approved power-system interface for the complete suffix. Validate sound and thermal state in the finished cabinet. Keep the model reference unchanged in replacement documentation.
In HVAC and ventilation systems, the Rosenberg DKHR500-4SW.155.6HF provides forced airflow that provides supply or exhaust airflow. Reliable circulation helps reduce operating temperature gradients across boards, power sections and mechanical assemblies.
System serving refrigeration and condenser system can integrate Rosenberg DKHR500-4SW.155.6HF; the unit moves air across refrigeration coils. This gives system makers a practical forced-air cooling element that reinforces system reliability without changing the stated industry direction.
In heat exchangers, the Rosenberg DKHR500-4SW.155.6HF provides forced air delivery that moves air across transfer surfaces. The installation benefits from ongoing heat removal where passive thermal management alone cannot preserve system engineering margin.
In accumulated heat-pump systems, the Rosenberg DKHR500-4SW.155.6HF provides forced air movement that moves air through exchange sections. The system benefits from sustained accumulated heat removal where passive accumulated heat removal alone cannot maintain thermal architecture margin.
Match the complete model code, voltage, dimensions, mounting arrangement, airflow direction, performance point, and control interface to the equipment.
The upload sheet marks the item as In Stock, but available quantity should be confirmed when the order is placed.
Verify the listed size, mounting pattern, fan housing or nozzle arrangement, airflow direction, and service clearance against the equipment drawing.
No noise value is supplied for this model. Request exact acoustic data if the project has a sound limit.
No model-specific maintenance interval is supplied. Keep the airflow path clean, inspect mounting and electrical connections, and follow the exact product instructions.
The supplied row lists 750 Pa pressure, 1750 W input, 1380 rpm. Compare these values with the real system operating point, not only the free-air rating.

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