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)

RH45G-4DK.4I.1R \| ZIEHL-ABEGG 400V AC Impeller for Equipment Cooling & Ventilation Selected for Ventilation Systems, the ZIEHL-ABEGG RH45G-4DK.4I.1R is a 400 V AC centrifugal fan, noted for 450 mm dimensions for installation planning. The data supports model-level evaluation.	400	450	-	-	-	-	-
RH22V-4IP.ZC.BR \| ZIEHL-ABEGG 1~200-240V 170W EC Impeller for Production & Cleanroom Equipment Adapted for Ventilation, ZIEHL-ABEGG RH22V-4IP.ZC.BR is a 200-240V EC centrifugal fan, defined by a documented speed of 2,860 rpm. This helps guide installation planning. Its parameters help confirm system compatibility.	1~ 200-240	220	1420	780	170	2860	78
RH56V-ZIK.DG.1R \| ZIEHL-ABEGG 3~380-480V 1500W EC Impeller for Production & Cleanroom Equipment Specified for Ventilation, the ZIEHL-ABEGG RH56V-ZIK.DG.1R is a 380-480V EC centrifugal fan, combining its format with 560 mm dimensions for installation planning. It provides a practical sizing reference.	3~ 380-480	560	-	-	1500	1230	-
RH35M-2DK.6K.3R \| ZIEHL-ABEGG 230-400V 1550W AC Impeller for HVAC, Rail & Drying Equipment Used in Ventilation Systems, ZIEHL-ABEGG RH35M-2DK.6K.3R is a 230-400V AC centrifugal fan, with a documented speed of 2,880 rpm. It gives project engineers a selection cue. It aids selection.	230/400	350	-	-	1550	2880	-
RH45M-4EK.6F.1R \| ZIEHL-ABEGG 3~230-400V AC Impeller for HVAC, Rail & Drying Equipment Specified for Ventilation Systems, the ZIEHL-ABEGG RH45M-4EK.6F.1R is a 230-400V AC centrifugal fan, built around 450 mm dimensions for installation planning. This enables specification-led selection.	3~230/400	450	-	-	-	-	-
GR35M-2EK.6N.3R \| ZIEHL-ABEGG 1~230V 1800W AC Fan Module for HVAC Equipment Integration Designed for Air Handling Units, the ZIEHL-ABEGG GR35M-2EK.6N.3R is a 230V AC centrifugal fan, whose supplied data highlights a documented speed of 2,870 rpm. It provides a practical sizing reference.	1~230	350	3300	1200	1800	2870	-
RH56M-VDT.7Q.1R \| ZIEHL-ABEGG 460V 3400W AC Impeller for HVAC, Rail & Drying Equipment Aimed at Ventilation Systems, the ZIEHL-ABEGG RH56M-VDT.7Q.1R is a 460 V AC centrifugal fan, noted for a listed pressure capability of 740 Pa. The figure helps confirm design suitability.	460	560	10600	740	3400	1570	-
RG35P-4DK.7M.1R \| ZIEHL-ABEGG 3~230-400V 4200W AC Radial Fan for HVAC & Equipment Cooling Aimed at Ventilation, the ZIEHL-ABEGG RG35P-4DK.7M.1R is a 230-400V AC centrifugal fan, identified by 350 mm dimensions for installation planning. This assists electrical and mechanical review.	3~230/400	350	-	-	4200	1500	-
GR56C-4DK.6N.CR \| ZIEHL-ABEGG 400V AC Fan Module for HVAC Equipment Integration Engineered around Air Handling Units, the ZIEHL-ABEGG GR56C-4DK.6N.CR is a 400 V AC centrifugal fan, for which the table lists 560 mm dimensions for installation planning. This enables specification-led selection.	400	560	-	-	-	-	-
RD13S-2EP.WC.2R \| ZIEHL-ABEGG 1~230V 160W AC Centrifugal Fan for HVAC & Equipment Cooling Supporting Ventilation, the ZIEHL-ABEGG RD13S-2EP.WC.2R is a 230V AC centrifugal fan, specified with 130 mm dimensions for installation planning. The rating clarifies its operating profile.	1~230	130	800	390	160	2019	-
RH25M-2DK.1E.2R \| ZIEHL-ABEGG 3~400V 250W AC Impeller for HVAC, Rail & Drying Equipment Intended for Ventilation Systems, ZIEHL-ABEGG RH25M-2DK.1E.2R is a 400V AC centrifugal fan, built around a documented speed of 2,820 rpm. The figure supports compatibility review. The available ratings guide model comparison.	3~400	250	1500	550	250	2820	-
RH35M-2DK.6K.1R \| ZIEHL-ABEGG 3~230-400V AC Impeller for HVAC, Rail & Drying Equipment Chosen for Ventilation Systems, the ZIEHL-ABEGG RH35M-2DK.6K.1R is a 230-400V AC centrifugal fan, using 350 mm dimensions for installation planning. It gives buyers a documented reference.	3~230/400	350	-	-	-	-	-
RH31M-4EK.2C.1R \| ZIEHL-ABEGG 230V 200W AC Impeller for HVAC, Rail & Drying Equipment Integrated into Ventilation Systems, the ZIEHL-ABEGG RH31M-4EK.2C.1R is a 230 V AC centrifugal fan, combining its format with 310 mm dimensions for installation planning. It gives project engineers a selection cue.	230	310	-	-	200	1510	-
RH63N-4DK.7Q.AR \| ZIEHL-ABEGG 3~400-690V 3900W AC Impeller for Equipment Cooling & Ventilation Created for Ventilation, the ZIEHL-ABEGG RH63N-4DK.7Q.AR is a 400-690V AC centrifugal fan, for which the table lists a documented 3,900 W input rating. This enables specification-led selection.	3-400/690	630	-	-	3900	1290	-
RH56C-4DK.6N.1R \| ZIEHL-ABEGG 230V AC Impeller for HVAC Customer Systems Suited to Ventilation Systems, the ZIEHL-ABEGG RH56C-4DK.6N.1R is a 230 V AC centrifugal fan, rated with 560 mm dimensions for installation planning. This helps guide installation planning.	230	560	-	-	-	-	-
RH50V-ZIK.GG.1R \| ZIEHL-ABEGG 3~380-480V 4100W EC Impeller for Production & Cleanroom Equipment Chosen for Ventilation, ZIEHL-ABEGG RH50V-ZIK.GG.1R is a 380-480V EC centrifugal fan, rated with a documented 4,100 W input rating. This helps guide installation planning. Its recorded specification supports equipment selection.	3`380-480	500	-	-	4100	-	-
RH50C-4DK.6N.1R \| ZIEHL-ABEGG 230-400V 2400W AC Impeller for HVAC Customer Systems Assigned to Ventilation Systems, the ZIEHL-ABEGG RH50C-4DK.6N.1R is a 230-400V AC centrifugal fan, marked by a listed pressure capability of 750 Pa. It provides a practical sizing reference.	230/400	500	9250	750	2400	1590	-
RH45V-VDK.4F.1R \| ZIEHL-ABEGG 400V 640W AC Impeller for Production & Cleanroom Equipment Suited to Ventilation Systems, ZIEHL-ABEGG RH45V-VDK.4F.1R is a 400 V AC centrifugal fan, presenting a documented 640 W input rating. This assists electrical and mechanical review.	400	450	5700	530	640	1250	74
RH45M-VDK.6F.1R \| ZIEHL-ABEGG 400V 820W AC Impeller for HVAC, Rail & Drying Equipment Suited to Ventilation Systems, ZIEHL-ABEGG RH45M-VDK.6F.1R is a 400 V AC centrifugal fan, characterized by a listed airflow of 5,500 m³/h. The value helps verify equipment fit. It assists design comparison.	400	450	5500	505	820	1320	-
RH45M-VDK.4F.1R \| ZIEHL-ABEGG 400V 690W AC Impeller for HVAC, Rail & Drying Equipment Supporting Ventilation Systems, ZIEHL-ABEGG RH45M-VDK.4F.1R is a 400 V AC centrifugal fan, marked by a documented 690 W input rating. This helps evaluate the intended duty. Its parameters help confirm system compatibility.	400	450	-	460	690	1210	-

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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?