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)

RG28P-4DK.6F.1R 210195 \| ZIEHL-ABEGG 3~230/400VAC 1500W AC Centrifugal Fan for HVAC and ventilation RG28P-4DK.6F.1R 210195 is a 3~230/400 VAC centrifugal fan for ventilation and exhaust, packaging machinery, production machinery. Its main supplied feature is a 280 mm size specified in the upload data. It also lists 3700 m³/h maximum airflow stated for this model. Review controller compatibility for application engineering.	3~ 230/400	280	3700	425	1500	1310	88
ER80C-4DN.K7.1R 130549/0141 \| ZIEHL-ABEGG 3~400/690VAC AC Centrifugal Fan for renewable energy ER80C-4DN.K7.1R 130549/0141 is a 3~400/690 VAC centrifugal fan for data centers, wind-power equipment. Its main supplied feature is a backward-curved impeller configuration. It also lists a 800 mm size specified in the upload data. Review duct connection for application engineering. Check the exact variant before ordering.	3~400/690	800	26974	1427	-	-	-
RH35G-4DK.2F.1R 134250 \| ZIEHL-ABEGG 400VAC AC Centrifugal Fan for HVAC and ventilation For heat pumps, air-conditioning systems, RH35G-4DK.2F.1R 134250 combines 400 VAC operation with a centrifugal fan configuration. Its representative supplied feature is a 350 mm size specified in the upload data. Selection focus: control method during application engineering. Check the exact variant before ordering.	400	350	-	-	-	-	-
RH35M-2DK.6K.3R 172148 \| ZIEHL-ABEGG 400VAC AC Centrifugal Fan for renewable energy systems Specified at 400 VAC, RH35M-2DK.6K.3R 172148 is a centrifugal fan developed around inverter cooling, packaging machinery, production machinery. Its representative supplied feature is a 350 mm size specified in the upload data. Selection focus: motor interface during application engineering.	400	350	-	-	-	-	-
RH35M-2DK.6F.2R 172147 \| ZIEHL-ABEGG 400VAC AC Centrifugal Fan for renewable energy systems RH35M-2DK.6F.2R 172147 is a 400 VAC centrifugal fan for inverter cooling, packaging machinery, production 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 pressure requirement for application engineering.	400	350	-	-	-	-	-
RD35S-4DW.6T.BL 209852 \| ZIEHL-ABEGG 400VAC 5900W AC Centrifugal Fan for HVAC and ventilation RD35S-4DW.6T.BL 209852 is a 400 VAC centrifugal fan for controlled indoor ventilation, telecom equipment, 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 housing geometry for spares planning.	400	350	10600	800	5900	1220	-
RH31C-2DK.31.1R 134628 \| ZIEHL-ABEGG 400VAC 1050W AC Centrifugal Fan for renewable energy RH31C-2DK.31.1R 134628 is a 400 VAC centrifugal fan for data centers, wind-power equipment. Its main supplied feature is 82 dB noise data recorded for this model. It also lists a 310 mm size specified in the upload data. Review air direction for spares planning. Check the exact variant before ordering.	400	310	4020	1120	1050	2680	82
RD28S-4DW.4R.2L 105354A \| ZIEHL-ABEGG 3~400/690VAC 1350W AC Centrifugal Fan for HVAC and ventilation RD28S-4DW.4R.2L 105354A is a 3~400/690 VAC centrifugal fan for controlled indoor ventilation, telecom equipment, packaging machinery. Its main supplied feature is 1350 W input power for the listed electrical version. It also lists a 280 mm size specified in the upload data. Review equipment interface for spares planning.	3~400/690	280	-	-	1350	1290	-
RH25M-2DK.3B.1R 109365 \| ZIEHL-ABEGG 3~230/400VAC 290W AC Centrifugal Fan for renewable energy RH25M-2DK.3B.1R 109365 is a 3~230/400 VAC centrifugal fan for inverter cooling, packaging machinery, production machinery. Its main supplied feature is a 250 mm size specified in the upload data. It also lists 1800 m³/h maximum airflow stated for this model. Review ventilation duty for spares planning.	3~230/400	250	1800	510	290	2730	-
RH45G-4DK.4I.1R 153295 \| ZIEHL-ABEGG 400VAC AC Centrifugal Fan for HVAC and ventilation Specified at 400 VAC, RH45G-4DK.4I.1R 153295 is a centrifugal fan developed around heat pumps, air-conditioning systems. Its representative supplied feature is a 450 mm size specified in the upload data. Selection focus: power budget during spares planning. Use the complete model code and supplied parameters when confirming the final installation.	400	450	-	-	-	-	-
RH31M-4EK.2C.2R 130823 \| ZIEHL-ABEGG 230VAC AC Centrifugal Fan for renewable energy systems RH31M-4EK.2C.2R 130823 is a 230 VAC centrifugal fan for inverter cooling, packaging machinery, production machinery. Its main supplied feature is a backward-curved impeller configuration. It also lists a 310 mm size specified in the upload data. Review operating point for spares planning.	230	310	-	-	-	-	-
GR35M-2EK.6N.3R 133225 \| ZIEHL-ABEGG 1~230VAC 1800W AC Centrifugal Fan for renewable energy GR35M-2EK.6N.3R 133225 is a 1~230 VAC centrifugal fan for inverter cooling, packaging machinery, production machinery. Its main supplied feature is 2870 rpm rated speed in the supplied parameter row. It also lists a 350 mm size specified in the upload data. Review cooling margin for spares planning.	1~230	350	3300	1200	1800	2870	-
RH40C-ZIK.DC.CR 114506 \| ZIEHL-ABEGG 3~380-480VAC EC Centrifugal Fan for renewable energy RH40C-ZIK.DC.CR 114506 is a 3~380-480 VAC centrifugal fan for data centers, wind-power equipment. Its main supplied feature is ECblue motor and integrated-control technology referenced for this model. It also lists a 400 mm size specified in the upload data. Review acoustic limit for spares planning.	3~ 380-480	400	-	-	-	-	-
RH56C-ZID.GG.CR 116160 \| ZIEHL-ABEGG 3~380-480VAC 3361W EC Centrifugal Fan for renewable energy RH56C-ZID.GG.CR 116160 is a 3~380-480 VAC centrifugal fan for data centers, wind-power equipment. Its main supplied feature is 3361 W input power for the listed electrical version. It also lists a 560 mm size specified in the upload data. Review electrical supply for spares planning. Check the exact variant before ordering.	3~ 380-480	560	9721	811	3361	-	-
RH40C-ZIK.DC.CR 116189 \| ZIEHL-ABEGG 3~380-480VAC 2330W EC Centrifugal Fan for renewable energy RH40C-ZIK.DC.CR 116189 is a 3~380-480 VAC centrifugal fan for data centers, wind-power equipment. Its main supplied feature is 930 Pa maximum pressure stated for this model. It also lists a 400 mm size specified in the upload data. Review motor interface for spares planning. Check the exact variant before ordering.	3~ 380-480	400	5601	930	2330	-	-
GR35C-ZID.DC.CR 116956 \| ZIEHL-ABEGG 3~380-480VAC EC Centrifugal Fan for renewable energy GR35C-ZID.DC.CR 116956 addresses data centers, wind-power equipment through a 3~380-480 VAC centrifugal fan design. Its representative supplied feature is a 355 mm size specified in the upload data. Selection focus: airflow path during spares planning. Use the complete model code and supplied parameters when confirming the final installation.	3~ 380-480	355	-	-	-	-	-
RG28S-4DK.4F.AR 129864 \| ZIEHL-ABEGG 400VAC AC Centrifugal Fan for HVAC and ventilation RG28S-4DK.4F.AR 129864 is a 400 VAC centrifugal fan for ventilation and exhaust, packaging machinery, production machinery. Its main supplied feature is a forward-curved blade arrangement. It also lists a 280 mm size specified in the upload data. Review mounting envelope for spares planning.	400	280	-	-	-	-	-
RH28M-2DK.3I.1R 134434 \| ZIEHL-ABEGG 3~230/400VAC 570W AC Centrifugal Fan for renewable energy RH28M-2DK.3I.1R 134434 is a 3~230/400 VAC centrifugal fan for inverter cooling, packaging machinery, production machinery. Its main supplied feature is 570 W input power for the listed electrical version. It also lists a 280 mm size specified in the upload data. Review procurement specification for ductwork design.	3~230/400	280	2505	755	570	2860	-
RD31S-4DW.6Q.AL 110235 \| ZIEHL-ABEGG 400VAC AC Centrifugal Fan for HVAC and ventilation Within controlled indoor ventilation, telecom equipment, packaging machinery, RD31S-4DW.6Q.AL 110235 operates as a 400 VAC centrifugal fan. Its representative supplied feature is a 310 mm size specified in the upload data. Selection focus: housing geometry during ductwork design. Check the exact variant before ordering.	400	310	-	-	-	-	-
RH56E-4DK.6N.1R 130897 \| ZIEHL-ABEGG 400VAC 2500W AC Centrifugal Fan for HVAC and ventilation RH56E-4DK.6N.1R 130897 is a 400 VAC centrifugal fan for heat pumps, air-conditioning systems. Its main supplied feature is 920 Pa maximum pressure stated for this model. It also lists a 560 mm size specified in the upload data. Review controller compatibility for ductwork design. Check the exact variant before ordering.	400	560	12800	920	2500	1320	81

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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

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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?