Centrifugal Fan

467 results

Centrifugal fans are the workhorse of high-pressure industrial ventilation, using curved impellers to accelerate air radially outward and convert velocity to pressure. This operating principle enables centrifugal fans to overcome substantial system resistance — making them essential for ducted HVAC systems, dust collection and fume extraction systems, combustion air supply, and industrial process ventilation. Centrifugal fans are classified by impeller geometry: forward curved (high airflow, moderate pressure), backward curved (high pressure, maximum efficiency), or radial blade (rugged construction for particulate-laden airflow). They are also available in direct-driven or belt-driven configurations. Centrifugal fans operate across a wide range of motor types and speeds — from 1500 RPM standard AC motors to high-speed EC drives. Key manufacturers include ebm-papst, ZIEHL-ABEGG, Nicotra Gebhardt, Rosenberg, and SODECA. Hengrui supplies centrifugal fans from all major brands with complete performance curves, competitive pricing, and engineering consultation for system design. When selecting centrifugal fans, engineers must match fan performance curves to calculated system curves for optimal efficiency and reliability.

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Types of Centrifugal Fan

AC Centrifugal Fan (249)
EC Centrifugal Fan (218)

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Mfr Part #	Rated Voltage(V)	Size(mm)	Max.Air Flow(m³/h)	Max.Pressure(Pa)	Input Power(W)	Speed(rpm)	Noise(db)

RH63V-ZIK.GL.VR 191844 \| ZIEHL-ABEGG 3~380-480VAC 3500W EC Centrifugal Fan for renewable energy RH63V-ZIK.GL.VR 191844 is a 3`380-480 VAC centrifugal fan for data centers, industrial refrigeration, heat pumps. Its main supplied feature is 1300 rpm rated speed in the supplied parameter row. It also lists a 630 mm size specified in the upload data. Review housing geometry for replacement review.	3`380-480	630	-	-	3500	1300	-
RG28P-4EK.4I.1R \| ZIEHL-ABEGG 230VAC 690W 280mm AC Centrifugal Fan for motor cooling RG28P-4EK.4I.1R is a 230 VAC centrifugal fan for packaging machinery. Its main supplied feature is 1360 rpm rated speed in the supplied parameter row. It also lists a 280 mm size specified in the upload data. Review ventilation duty for replacement review. Use the complete model code and supplied parameters when confirming the final installation.	230	280	-	550	690	1360	-
RH45M-4DK.4I.1R 112929 \| ZIEHL-ABEGG 3~230/400VAC 970W AC Centrifugal Fan for HVAC and ventilation RH45M-4DK.4I.1R 112929 is a 3~230/400 VAC centrifugal fan for air-conditioning systems. Its main supplied feature is 970 W input power for the listed electrical version. It also lists a 450 mm size specified in the upload data. Review power budget for replacement review. Check the exact variant before ordering.	3~ 230/400	450	6500	690	970	1360	-
RD25S-4EW.4I.DL 121825E \| ZIEHL-ABEGG 230VAC 710W AC Centrifugal Fan for HVAC and ventilation RD25S-4EW.4I.DL 121825E is a 230 VAC centrifugal fan for packaging machinery. Its main supplied feature is a 250 mm size specified in the upload data. It also lists 250 Pa maximum pressure stated for this model. Review operating point for replacement review. Use the complete model code and supplied parameters when confirming the final installation.	230	250	-	250	710	1200	-
RE18P-2DK.1E.2R 206364 \| ZIEHL-ABEGG 400VAC 490W 180mm AC Centrifugal Fan for motor cooling RE18P-2DK.1E.2R 206364 is a 400 VAC centrifugal fan for packaging machinery. Its main supplied feature is a compact construction intended to simplify equipment integration. It also lists a 180 mm size specified in the upload data. Review system resistance for replacement review. Check the exact variant before ordering.	400	180	-	-	490	2970	-
RH25V-6IK.BD.1R 171275K \| ZIEHL-ABEGG EC Centrifugal Fan for industrial automation systems RH25V-6IK.BD.1R 171275K is a a rated voltage not stated in the supplied row centrifugal fan for packaging machinery. Its main supplied feature is ECblue motor and integrated-control technology referenced for this model. It also lists a 250 mm size specified in the upload data. Review replacement fit for replacement review.	-	250	-	-	-	-	-
GR35C-2DD.6K.1R 163655 \| ZIEHL-ABEGG 400VAC 2100W AC Centrifugal Fan for renewable energy GR35C-2DD.6K.1R 163655 is a 400 VAC centrifugal fan for data centers, air-conditioning systems, marine systems. Its main supplied feature is 2990 rpm rated speed in the supplied parameter row. It also lists a 350 mm size specified in the upload data. Review service access for replacement review.	400	350	-	-	2100	2990	-
RH56M-6DK.6K.1R 122845 \| ZIEHL-ABEGG 400VAC AC Centrifugal Fan for HVAC and ventilation RH56M-6DK.6K.1R 122845 is a 400 VAC centrifugal fan for air-conditioning systems. Its main supplied feature is 1050 dB noise data recorded for this model. It also lists a 560 mm size specified in the upload data. Review cooling margin for replacement review. Use the complete model code and supplied parameters when confirming the final installation.	400	560	-	1060	-	-	1050
RH50M-4DK.6F.1R 111431 \| ZIEHL-ABEGG 400VAC 1150W AC Centrifugal Fan for HVAC and ventilation RH50M-4DK.6F.1R 111431 is a 400 VAC centrifugal fan for air-conditioning systems. Its main supplied feature is 1150 W input power for the listed electrical version. It also lists a 500 mm size specified in the upload data. Review acoustic limit for replacement review. Check the exact variant before ordering.	400	500	-	-	1150	1340	-
RF22P-2DN.B4.5R \| ZIEHL-ABEGG 400VAC 610W AC Centrifugal Fan for HVAC and ventilation systems RF22P-2DN.B4.5R is a 400 VAC centrifugal fan for equipment cooling, air-conditioning systems. Its main supplied feature is a 220 mm size specified in the upload data. It also lists 610 W input power for the listed electrical version. Review control method for replacement review. Check the exact variant before ordering.	400	220	-	-	610	2230	-
RH50M-6DK.4I.1R 123670 \| ZIEHL-ABEGG 3~230/400VAC 610W AC Centrifugal Fan for HVAC and ventilation RH50M-6DK.4I.1R 123670 is a 3~230/400 VAC centrifugal fan for air-conditioning systems. Its main supplied feature is a backward-curved impeller configuration. It also lists a 500 mm size specified in the upload data. Review electrical supply for replacement review. Check the exact variant before ordering.	3~ 230/400	500	-	-	610	1050	-
RH63M-6DK.6N.1R 130157 \| ZIEHL-ABEGG 3~265/460VAC 1900W AC Centrifugal Fan for HVAC and ventilation RH63M-6DK.6N.1R 130157 is a 3~265/460 VAC centrifugal fan for air-conditioning systems. Its main supplied feature is 560 Pa maximum pressure stated for this model. It also lists a 630 mm size specified in the upload data. Review motor interface for replacement review. Check the exact variant before ordering.	3~265/460	630	12300	560	1900	1060	-
RH71M-6DK.7Q.1R 205304 \| ZIEHL-ABEGG 3~230/400VAC 3100W AC Centrifugal Fan for HVAC and ventilation RH71M-6DK.7Q.1R 205304 is a 3~230/400 VAC centrifugal fan for air-conditioning systems. Its main supplied feature is a 710 mm size specified in the upload data. It also lists 18400 m³/h maximum airflow stated for this model. Review airflow path for replacement review. Check the exact variant before ordering.	3~230/400	710	18400	760	3100	1030	-
RH25C-6IK.BA.CR 114846 \| ZIEHL-ABEGG 1~200-277VAC EC Centrifugal Fan for renewable energy RH25C-6IK.BA.CR 114846 is a 1~200-277 VAC centrifugal fan for data centers, air-conditioning systems, packaging machinery. Its main supplied feature is a backward-curved impeller configuration. It also lists a 250 mm size specified in the upload data. Review procurement specification for final model confirmation.	-	-	-	-	-	-	-
RH40V-4DK.4F.1R 313941 \| ZIEHL-ABEGG 400VAC 710W AC Centrifugal Fan for industrial automation RH40V-4DK.4F.1R 313941 is a 400 VAC centrifugal fan for packaging machinery. Its main supplied feature is 5400 m³/h maximum airflow stated for this model. It also lists a 400 mm size specified in the upload data. Review maintenance access for final model confirmation. Check the exact variant before ordering.	-	-	-	-	-	-	-
RH25M-2DK.3B.1L 138684 \| ZIEHL-ABEGG 400VAC AC Centrifugal Fan for HVAC and ventilation For air-conditioning systems, RH25M-2DK.3B.1L 138684 combines 400 VAC operation with a centrifugal fan configuration. Its representative supplied feature is a 250 mm size specified in the upload data. Selection focus: power budget during final model confirmation. Check the exact variant before ordering.	-	-	-	-	-	-	-
ER56C-4DN.F7.1R 130571/0Z41 \| ZIEHL-ABEGG 400VAC 4227W AC Centrifugal Fan for renewable energy ER56C-4DN.F7.1R 130571/0Z41 is a 400 VAC centrifugal fan for data centers, air-conditioning systems, packaging machinery. Its main supplied feature is energy-efficient aerodynamic design highlighted in the supplied series data. It also lists a 560 mm size specified in the upload data. Review operating point for final model confirmation.	-	-	-	-	-	-	-
RH56A-4DK.7M.AR 121687 \| ZIEHL-ABEGG 400VAC AC Centrifugal Fan for industrial equipment cooling RH56A-4DK.7M.AR 121687 is a 400 VAC centrifugal fan for industrial ventilation and equipment cooling. Its main supplied feature is low-noise aerodynamic design documented for the series. It also lists a 560 mm size specified in the upload data. Review wiring plan for final model confirmation.	-	-	-	-	-	-	-
RH31M-2DK.31.1R 133081 \| ZIEHL-ABEGG 400VAC AC Centrifugal Fan for HVAC and ventilation RH31M-2DK.31.1R 133081 supports air-conditioning systems as a centrifugal fan, with 400 VAC listed in the supplied data. Its representative supplied feature is a 310 mm size specified in the upload data. Selection focus: acoustic limit during final model confirmation. Check the exact variant before ordering.	-	-	-	-	-	-	-
RG35P-4DK.7M.1L \| ZIEHL-ABEGG 230VAC 1050W 350mm AC Centrifugal Fan for motor cooling RG35P-4DK.7M.1L is a 230 VAC centrifugal fan for packaging machinery. Its main supplied feature is a compact construction intended to simplify equipment integration. It also lists a 350 mm size specified in the upload data. Review electrical supply for final model confirmation. Check the exact variant before ordering.	-	-	-	-	-	-	-

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About Centrifugal Fan

How to Select the Right Centrifugal Fan

The most reliable way to specify centrifugal Fan is to work from the system, not from the catalog. Measure or calculate the airflow and pressure demand first, add the dimensional limits of the mounting position, and only then shortlist series whose curves cover your operating point with margin.

Electrical matching is the next gate. Confirm the supply voltage — 12 V, 24 V or 48 V DC for compact electronics cooling, 115 V or 230 V AC for equipment and panel cooling — and decide whether you need speed control. EC models accept PWM or 0-10 V signals and report speed through a tachometer output, which makes them the default choice for variable-airflow systems, while AC units remain a cost-effective answer for fixed-speed duty.

Then filter by environment. High ambient temperature, dust or moisture loads dictate the IP rating and bearing choice — ball bearings keep airflow and noise stable over years, while sleeve bearings suit light-duty horizontal mounting. Regulatory needs such as UL, CE and RoHS recognition should be confirmed before the shortlist goes to purchasing, together with a maximum allowed sound pressure level in dBA.

End the process by checking supply, not just specification: confirm current stock, the lead time for follow-up quantities, and obtain datasheets and dimension drawings so the mechanical interface is verified before the PO. Send us your airflow and pressure requirements and our engineers will confirm the best-matched series — 467 products are available in this category today.

Typical Applications and Use Cases for Centrifugal Fan

The daily work of our sales engineers is built around centrifugal Fan used in data center cooling, refrigeration and cold chain projects, building ventilation, telecom base stations, medical devices and industrial control cabinets — environments where a stopped fan is a stopped business process. That daily exposure to real installations is exactly what we bring back into every selection: not just reading curves, but knowing which models survive dust, heat, continuous duty and restricted service access.

A typical case: an equipment builder needed to replace an aging AC fan inside a control cabinet that could not be taken offline for more than an hour. By cross-referencing the frame dimensions, voltage and airflow curve, we supplied a current-series drop-in replacement with a matching tachometer signal, and the swap was completed during a scheduled maintenance window.

Refrigeration and cold chain customers bring us another pattern: the failed condenser fan is unavailable for weeks. Comparing diameter, speed, bearings and IP rating, we supply a functionally equivalent unit from stock so the system returns to duty the same week — the reason many service companies keep our contact number on file.

From one-piece emergency replacements to volume supply for equipment manufacturers, every ZIEHL-ABEGG enquiry is handled by the same rule: verify the parameters first, then quote — so what arrives on site is the fan the project actually needs.

Frequently Asked Questions About Buying Centrifugal Fan

What technical documentation do you provide before purchase?

Datasheets, performance curves, dimension drawings and certification files (UL, CE, RoHS where applicable) are available on request before you buy — we believe a purchase order should follow a verified selection, not replace it. For project tenders we can also provide product comparison tables that put the candidate models side by side on the parameters you care about.

Do you have centrifugal Fan in stock and how fast can you deliver?

Common series and mainstream voltage versions are normally in stock and can ship within a few working days; specialized or customized variants are produced to order and typically require additional production time. Send us the exact model or the required parameters and we will confirm stock, unit price and the earliest shipment date in one reply Currently 467 products in this category are listed online.

Can you replace my existing centrifugal Fan from another supplier or a discontinued model?

Yes. Replacement supply is one of our core services: we cross-reference the mounting dimensions, voltage, speed and performance curve of your installed unit and propose the closest current-series equivalent. Where the frame or connector differs slightly, we state the difference clearly before you order, so the replacement installs without surprises.

Centrifugal Fan

Centrifugal Fan

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About Centrifugal Fan

How to Select the Right Centrifugal Fan

Typical Applications and Use Cases for Centrifugal Fan

Frequently Asked Questions About Buying Centrifugal Fan

What technical documentation do you provide before purchase?

Do you have centrifugal Fan in stock and how fast can you deliver?

Can you replace my existing centrifugal Fan from another supplier or a discontinued model?