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)

RH45C-VDK.6K.1R \| ZIEHL-ABEGG 460V 1550W AC Impeller for HVAC Customer Systems Focused on Ventilation Systems, ZIEHL-ABEGG RH45C-VDK.6K.1R is a 460 V AC centrifugal fan, built around a documented speed of 1,680 rpm. The figure supports compatibility review. The available ratings guide model comparison.	460	450	-	-	1550	1680	-
RH40M-4EK.4I.1R \| ZIEHL-ABEGG 230V 680W AC Impeller for HVAC, Rail & Drying Equipment Assigned to Ventilation Systems, ZIEHL-ABEGG RH40M-4EK.4I.1R is a 230 V AC centrifugal fan, built around a documented 680 W input rating. This supports technical purchasing review.	230	400	-	-	680	1460	-
RH40M-4DK.4C.1R \| ZIEHL-ABEGG 3~230-400V 450W AC Impeller for HVAC, Rail & Drying Equipment Focused on Ventilation, ZIEHL-ABEGG RH40M-4DK.4C.1R is a 230-400V AC centrifugal fan, built around a documented 450 W input rating. It gives engineers a clear comparison point. Its data aids integration.	3~ 230/400	400	-	-	450	1340	-
RH40G-4DK.2F.1R \| ZIEHL-ABEGG 3~230-400V 410W AC Impeller for Equipment Cooling & Ventilation Adapted for Ventilation, ZIEHL-ABEGG RH40G-4DK.2F.1R is a 230-400V AC centrifugal fan, showing a documented 410 W input rating. The figure helps confirm design suitability. The figure supports sourcing.	3~ 230/400	400	-	-	410	1240	-
RH40C-ZID.GG.CR \| ZIEHL-ABEGG 3~380-480V 5600W EC Impeller for HVAC Customer Systems Focused on Ventilation, the ZIEHL-ABEGG RH40C-ZID.GG.CR is a 380-480V EC centrifugal fan, with a focus on a listed pressure capability of 2,200 Pa. It gives engineers a clear comparison point.	3~ 380-480	400	10800	2200	5600	3170	92
RH35C-PDD.6K.1R \| ZIEHL-ABEGG 400V 2000W AC Impeller for HVAC Customer Systems Specified for Ventilation Systems, the ZIEHL-ABEGG RH35C-PDD.6K.1R is a 400 V AC centrifugal fan, documented with a documented speed of 2,760 rpm. The data supports model-level evaluation.	400	350	6450	1500	2000	2760	86
RH35C-2DD.6K.3R \| ZIEHL-ABEGG 400-690V 1750W AC Impeller for HVAC Customer Systems Designed for Ventilation Systems, the ZIEHL-ABEGG RH35C-2DD.6K.3R is a 400-690V AC centrifugal fan, showing a documented speed of 2,790 rpm. The figure helps confirm design suitability.	400/690	350	5980	1350	1750	2790	85
RH35B-2EK.6N.2R \| ZIEHL-ABEGG 230V 2600W AC Impeller for Equipment Cooling & Ventilation Focused on Ventilation Systems, the ZIEHL-ABEGG RH35B-2EK.6N.2R is a 230 V AC centrifugal fan, whose supplied data highlights a documented speed of 2,870 rpm. The rating clarifies its operating profile.	230	350	-	-	2600	2870	-
RH31M-4EK.2F.1R \| ZIEHL-ABEGG 230V 240W AC Impeller for HVAC, Rail & Drying Equipment Configured for Ventilation Systems, the ZIEHL-ABEGG RH31M-4EK.2F.1R is a 230 V AC centrifugal fan, distinguished by a documented 240 W input rating. This helps evaluate the intended duty.	230	310	1790	260	240	1620	65
RH31M-4DK.2C.1R \| ZIEHL-ABEGG 3~230-400V 150W AC Impeller for HVAC, Rail & Drying Equipment Deployed in Ventilation, ZIEHL-ABEGG RH31M-4DK.2C.1R is a 230-400V AC centrifugal fan, marked by a documented 150 W input rating. It provides a practical sizing reference. This helps verify equipment fit.	3~ 230/400	310	-	-	150	1370	-
RH31M-2DK.3I.2R \| ZIEHL-ABEGG 400V 760W AC Impeller for HVAC, Rail & Drying Equipment Applied in Ventilation Systems, the ZIEHL-ABEGG RH31M-2DK.3I.2R is a 400 V AC centrifugal fan, whose supplied data highlights a documented speed of 2,790 rpm. The rating aids system-fit checks.	400	310	-	-	760	2790	-
RH25V-2EP.WD.1R \| ZIEHL-ABEGG 230V 210W AC Impeller for Production & Cleanroom Equipment Focused on Ventilation Systems, the ZIEHL-ABEGG RH25V-2EP.WD.1R is a 230 V AC centrifugal fan, distinguished by 250 mm dimensions for installation planning. This helps evaluate the intended duty.	230	250	17500	-	210	2450	-
RG63N-VDK.7Q.1L \| ZIEHL-ABEGG 400V 4600W AC Centrifugal Fan for HVAC & Equipment Cooling Engineered around Ventilation, ZIEHL-ABEGG RG63N-VDK.7Q.1L is a 400 V AC centrifugal fan, offering a documented 4,600 W input rating. It supports an evidence-based shortlist. Its data aids integration.	400	630	-	-	4600	1250	-
RG35P-4DK.7M.1L \| ZIEHL-ABEGG 400V 4200W AC Centrifugal Fan for HVAC & Equipment Cooling Applied in Ventilation, the ZIEHL-ABEGG RG35P-4DK.7M.1L is a 400 V AC centrifugal fan, recognized through 350 mm dimensions for installation planning. This guides model-to-system comparison.	400	350	-	720	4200	1500	-
RG28P-4EK.4I.1R \| ZIEHL-ABEGG 230V 690W AC Centrifugal Fan for HVAC & Equipment Cooling Supporting Ventilation, ZIEHL-ABEGG RG28P-4EK.4I.1R is a 230 V AC centrifugal fan, supported by 280 mm dimensions for installation planning. This supports duty-point selection. This helps model selection.	230	280	-	550	690	1360	-
RF22P-2DD.5H.1R \| ZIEHL-ABEGG 400V 1100W AC Centrifugal Fan for Equipment Cooling & Ventilation Intended for Ventilation, ZIEHL-ABEGG RF22P-2DD.5H.1R is a 400 V AC centrifugal fan, with 220 mm dimensions for installation planning. It gives project engineers a selection cue. It assists design comparison.	400	220	-	-	1100	2420	-
RE28P-4EK.4I.1R \| ZIEHL-ABEGG 230V 1050W AC Centrifugal Fan for Equipment Cooling & Ventilation Intended for Ventilation, the ZIEHL-ABEGG RE28P-4EK.4I.1R is a 230 V AC centrifugal fan, presenting 280 mm dimensions for installation planning. This assists electrical and mechanical review.	230	280	-	450	1050	1440	-
RE22P-2DK.3F.5R \| ZIEHL-ABEGG 400V 490W AC Centrifugal Fan for Equipment Cooling & Ventilation Intended for Ventilation, the ZIEHL-ABEGG RE22P-2DK.3F.5R is a 400 V AC centrifugal fan, characterized by 220 mm dimensions for installation planning. The value aids operating-point comparison.	400	220	-	-	490	2320	-
RE22P-2DD.5H.1R \| ZIEHL-ABEGG 400V 1100W AC Centrifugal Fan for Equipment Cooling & Ventilation Intended for Ventilation, the ZIEHL-ABEGG RE22P-2DD.5H.1R is a 400 V AC centrifugal fan, noted for 220 mm dimensions for installation planning. The figure helps confirm design suitability.	400	220	-	-	1100	2420	-
RE18P-2DT.3B.5R \| ZIEHL-ABEGG 460V 510W AC Centrifugal Fan for Equipment Cooling & Ventilation Built for Ventilation, the ZIEHL-ABEGG RE18P-2DT.3B.5R is a 460 V AC centrifugal fan, distinguished by 180 mm dimensions for installation planning. This helps evaluate the intended duty.	460	180	-	-	510	3040	-

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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?