





DKHR400-4SW.123.5FA is a 400 VAC axial fan for data-communications equipment, heat pumps, ventilation systems. Its main supplied feature is 540 W input power for the listed electrical version. It also lists a 400 mm size specified in the upload data. Review equipment interface for final model confirmation.
| Rated Voltage(V) | 400 |
|---|---|
| Size(mm) | 400 |
| Max.Pressure(Pa) | 470 |
| Input Power(W) | 540 |
| Speed(rpm) | 1340 |
Rosenberg developed DKHR400-4SW.123.5FA in an AC axial fan configuration applicable to air-handling, HVAC and refrigeration hardware, where controlled moving air contributes to hardware availability.
The straight-through moving air geometry simplifies integration into panels, cabinets and hardware zones that need broad air exchange.
Hardware designers gain a traceable forced-air cooling specification that can be reviewed by engineering, purchasing and maintenance teams.
The listed 400 V supply and 540 W input give electrical designers a defined basis for power and interface planning. Validate sound and temperature in the finished enclosure. Keep the model reference unchanged in replacement documentation. Check environmental limits in the original product data.
For hardware in HVAC and ventilation systems, Rosenberg DKHR400-4SW.123.5FA acts as a heat removal component that provides supply or exhaust moving air. This approach helps manufacturers balance heat removal effectiveness, enclosure space and lifecycle maintenance.
DKHR400-4SW.123.5FA supports refrigeration and condenser machinery by using its AC axial fan format to moves air across refrigeration coils. Consistent air movement helps maintain component temperature as electrical load and ambient conditions change.
When integrated in heat exchangers, DKHR400-4SW.123.5FA moves air across transfer surfaces within the available assembly space. Effective ventilation enables process continuity by keeping electronics and power devices within their intended temperature range.
Within heat-pump systems, DKHR400-4SW.123.5FA moves air through exchange sections as a Rosenberg AC axial fan. Project engineers should verify mounting, ventilation flow direction and application resistance to preserve the intended application value.
No quantified cost-saving claim is supplied for this exact item. Compare energy use, controls, service needs, and purchase cost using the required duty point.
The upload row lists RoHS compliance, but no additional exact-model certification is confirmed in the supplied feature record.
The upload row lists 400 VAC. Confirm phase, frequency, terminals, and local supply conditions before wiring.
No noise value is supplied for this model. Request exact acoustic data if the project has a sound limit.
The matched source highlights 540 W input power for the listed electrical version. Compare that point together with the listed electrical and dimensional data.
The supplied row lists 470 Pa pressure, 540 W input, 1340 rpm. Compare these values with the real system operating point, not only the free-air rating.

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