AC Centrifugal Fan

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Rated Voltage(V)

Size(mm)

Max.Air Flow(m³/h)

1800 19300 4020 3200 9100 1500 3680 10900 9800 11800 1750 1900 20700 5500 7300 28000 5600 4400 5700 13200 23000 5000 3900 7000 14300 18400 9400 11000 17500 1790 5980 6450 9250 800 10600 3300 2950 6400 8800 22500 6800 11600 17900 3400 6300 6500 13600 24500 12100 7700 2505 2800 4200 12800 2600 26974 11100 9050 3700 29800 12300 6530 2750 18705 4100 4150 1798 1700 1535 25800 1176 4700 1508 5143 943 2400 2700 2200 4300 5200 4500 5100 8600 9900 8700 11900 15000 17200 14800 16600 23900 17100 21300 20100 31600 33700 35800 38400 28800 32900 39700 41500 43400 46200 49600 54100 58600 67100 74400 54600 43900 49200

Max.Pressure(Pa)

205 1250 560 480 650 425 530 190 250 1400 3000 700 460 450 690 600 500 475 750 1100 1800 1000 1500 1150 1600 900 920 1125 930 1700 550 800 850 1350 1200 720 260 775 910 950 1075 1575 925 825 175 2550 1380 505 390 740 760 755 112 349 510 1120 1427 1060 417 1592 222 688 719 181 1775 1825 1375 1750 1850 1225 1950 525 625 1525 575 1325 1625 1275 1650 675 975 875 1175 1675 2075

Input Power(W)

1000 150 110 710 160 2000 290 490 410 200 240 510 2400 210 420 750 300 460 4200 3400 5000 3100 3900 1900 3600 1050 1650 1300 1700 660 790 3000 2100 1800 11000 1850 250 280 450 2500 2600 1500 5500 970 770 680 92 700 1100 830 1150 860 570 3200 4600 900 760 1750 800 640 1350 540 550 4000 1550 690 820 610 590 2200 5900 513 542 1715 12085 249 639 292 621 146 202 1421 7500 15000 18500 22000 30000 37000 48000 55000 75000

Speed(rpm)

2800 2700 3000 3250 3650 2680 2600 3400 2950 1550 2740 2450 1340 1640 1350 1310 1510 1520 1450 1570 1690 1360 1590 1500 860 2060 900 920 1070 820 2200 1370 1320 1300 1440 1330 2820 2880 1540 1760 1470 1680 2860 2870 3500 3010 3080 910 2530 2570 2440 2430 1560 1210 2190 1880 2810 1460 1380 1580 1250 2730 1260 1020 1060 1220 1620 930 880 1050 1010 3120 960 1140 3040 1190 2020 1770 770 870 1110 2090 1040 1030 2970 1280 1200 3170 1290 2590 1230 3270-3380 2420 2320 2790 2760 1240 2019 2990 2230 3220 4500 5200 2210 4050 5020 4710 3520 4370 4670 3260 3680 4090 4190 2330 2980 3330 2170 2690 3340 2270 1730 1980 1840 1160 690

Noise(db)

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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)

ER25C-2DN.B7.1R 130610/0F41 \| ZIEHL-ABEGG 400VAC 1100W AC Centrifugal Fan for renewable energy ER25C-2DN.B7.1R 130610/0F41 is a 400 VAC centrifugal fan for data centers, air-conditioning systems, marine systems. Its main supplied feature is 1200 Pa maximum pressure stated for this model. It also lists a 225 mm size specified in the upload data. Review air direction for air-system design.	400	225	1900	1200	1100	5020	82
ER25C-2DN.B7.1R 130609/0F41 \| ZIEHL-ABEGG 400VAC 750W AC Centrifugal Fan for renewable energy ER25C-2DN.B7.1R 130609/0F41 is a 400 VAC centrifugal fan for data centers, air-conditioning systems, marine systems. Its main supplied feature is 1700 m³/h maximum airflow stated for this model. It also lists a 225 mm size specified in the upload data. Review performance curve for air-system design.	400	225	1700	1000	750	4500	79
ER22C-2DN.B7.1R 130615/0F41 \| ZIEHL-ABEGG 400VAC 1100W AC Centrifugal Fan for renewable energy ER22C-2DN.B7.1R 130615/0F41 is a 400 VAC centrifugal fan for data centers, air-conditioning systems, marine systems. Its main supplied feature is a 225 mm size specified in the upload data. It also lists 1900 m³/h maximum airflow stated for this model. Review maintenance access for air-system design.	400	225	1900	1200	1100	5020	82
ER22C-2DN.B7.1R 130614/0F41 \| ZIEHL-ABEGG 400VAC 750W AC Centrifugal Fan for renewable energy ER22C-2DN.B7.1R 130614/0F41 is a 400 VAC centrifugal fan for data centers, air-conditioning systems, marine systems. Its main supplied feature is a compact construction intended to simplify equipment integration. It also lists a 225 mm size specified in the upload data. Review equipment interface for air-system design.	400	225	1700	1000	750	4500	79
ER22C-2DN.A7.1R 130613/0F41 \| ZIEHL-ABEGG 400VAC 550W AC Centrifugal Fan for renewable energy ER22C-2DN.A7.1R 130613/0F41 is a 400 VAC centrifugal fan for data centers, air-conditioning systems, marine systems. Its main supplied feature is a backward-curved impeller configuration. It also lists a 225 mm size specified in the upload data. Review ventilation duty for air-system design.	400	225	1500	825	550	4050	77
RH25V-4EK.0C.VR 115769 \| ZIEHL-ABEGG 1~230VAC 92W AC Centrifugal Fan for renewable energy RH25V-4EK.0C.VR 115769 is a 1~230 VAC centrifugal fan for data centers, industrial refrigeration, heat pumps. Its main supplied feature is 943 m³/h maximum airflow stated for this model. It also lists a 250 mm size specified in the upload data. Review mounting envelope for air-system design.	1~230	250	943	112	92	-	-
RH50V-4EK.6N.VR 115606 \| ZIEHL-ABEGG 1~230VAC 1421W AC Centrifugal Fan for renewable energy RH50V-4EK.6N.VR 115606 is a 1~230 VAC centrifugal fan for data centers, industrial refrigeration, heat pumps. Its main supplied feature is a backward-curved impeller configuration. It also lists a 500 mm size specified in the upload data. Review air direction for noise assessment. Check the exact variant before ordering.	1~230	500	5143	480	1421	-	-
GR40F-2DK.6N.1R 196767/A01 \| ZIEHL-ABEGG 400VAC AC Centrifugal Fan for HVAC and ventilation Within equipment cooling, air-conditioning systems, GR40F-2DK.6N.1R 196767/A01 operates as a 400 VAC centrifugal fan. Its representative supplied feature is a 400 mm size specified in the upload data. Selection focus: fan selection during noise assessment. Use the complete model code and supplied parameters when confirming the final installation.	400	400	-	-	-	-	-
RH25M-2DK.1E.2R 121382 \| ZIEHL-ABEGG 400VAC AC Centrifugal Fan for HVAC and ventilation The supplied record positions RH25M-2DK.1E.2R 121382 as a centrifugal fan for air-conditioning systems at 400 VAC. Its representative supplied feature is a backward-curved impeller configuration. Key data also includes a 250 mm size specified in the upload data. Selection focus: electrical supply during noise assessment.	400	250	-	-	-	-	-
RH31V-4EK.2F.VR 115582 \| ZIEHL-ABEGG 230VAC 202W AC Centrifugal Fan for renewable energy RH31V-4EK.2F.VR 115582 is a 230 VAC centrifugal fan for data centers, industrial refrigeration, heat pumps. Its main supplied feature is a 315 mm size specified in the upload data. It also lists 1508 m³/h maximum airflow stated for this model. Review motor interface for noise assessment.	230	315	1508	181	202	-	-
RE45P-4DK.7Q.1R 127659E \| ZIEHL-ABEGG 400VAC 450mm AC Centrifugal Fan for motor cooling Within packaging machinery, RE45P-4DK.7Q.1R 127659E operates as a 400 VAC centrifugal fan. Its representative supplied feature is a 450 mm size specified in the upload data. Selection focus: power budget during energy review. Use the complete model code and supplied parameters when confirming the final installation.	400	450	-	-	-	-	-
RH56V-VDK.6N.VR 175396 \| ZIEHL-ABEGG 400VAC AC Centrifugal Fan for renewable energy systems Specified at 400 VAC, RH56V-VDK.6N.VR 175396 is a centrifugal fan developed around data centers, industrial refrigeration, heat pumps. Its representative supplied feature is a 560 mm size specified in the upload data. Selection focus: replacement fit during energy review. Check the exact variant before ordering.	400	560	-	-	-	-	-
RH40M-4EK.4I.1R 133829 \| ZIEHL-ABEGG 230VAC 680W AC Centrifugal Fan for HVAC and ventilation RH40M-4EK.4I.1R 133829 is a 230 VAC centrifugal fan for air-conditioning systems. Its main supplied feature is a backward-curved impeller configuration. It also lists a 630 mm size specified in the upload data. Review procurement specification for compatibility checking. Check the exact variant before ordering.	230	630	4700	560	680	1460	-
RH28M-2DK.3F.1R 175225 \| ZIEHL-ABEGG 400VAC 542W AC Centrifugal Fan for HVAC and ventilation RH28M-2DK.3F.1R 175225 is a 400 VAC centrifugal fan for air-conditioning systems. Its main supplied feature is a backward-curved impeller configuration. It also lists a 280 mm size specified in the upload data. Review air direction for compatibility checking. Check the exact variant before ordering.	400	280	-	-	542	-	-
RH45C-VDK.6K.1R 155450 \| ZIEHL-ABEGG 400VAC AC Centrifugal Fan for renewable energy systems RH45C-VDK.6K.1R 155450 is a 400 VAC centrifugal fan for data centers, air-conditioning systems, marine systems. Its main supplied feature is a compact construction intended to simplify equipment integration. It also lists a 450 mm size specified in the upload data. Review cooling margin for compatibility checking.	400	450	-	-	-	-	-
RH50M-4EK.6K.1R 121866 \| ZIEHL-ABEGG 230VAC 1300W AC Centrifugal Fan for HVAC and ventilation RH50M-4EK.6K.1R 121866 is a 230 VAC centrifugal fan for air-conditioning systems. Its main supplied feature is a 500 mm size specified in the upload data. It also lists 1300 W input power for the listed electrical version. Review airflow path for compatibility checking. Check the exact variant before ordering.	230	500	-	-	1300	1320	-
RH31C-2DD.3I.3R 136158 \| ZIEHL-ABEGG 400VAC AC Centrifugal Fan for renewable energy systems RH31C-2DD.3I.3R 136158 is a 400 VAC centrifugal fan intended for data centers, air-conditioning systems, marine systems. Its representative supplied feature is a backward-curved impeller configuration. Key data also includes a 310 mm size specified in the upload data. Selection focus: mounting envelope during compatibility checking.	400	310	-	-	-	-	-
RH31M-4DK.2C.1R 127741 \| ZIEHL-ABEGG 400VAC 146W AC Centrifugal Fan for HVAC and ventilation RH31M-4DK.2C.1R 127741 is a 400 VAC centrifugal fan for air-conditioning systems. Its main supplied feature is 146 W input power for the listed electrical version. It also lists a 310 mm size specified in the upload data. Review procurement specification for commissioning review. Check the exact variant before ordering.	400	310	1176	175	146	-	-
RH25M-2EK.3F.1R 139941 \| ZIEHL-ABEGG 230VAC AC Centrifugal Fan for HVAC and ventilation RH25M-2EK.3F.1R 139941 addresses air-conditioning systems through a 230 VAC centrifugal fan design. Its representative supplied feature is a backward-curved impeller configuration. Key data also includes a 250 mm size specified in the upload data. Selection focus: air direction during commissioning review.	230	250	-	-	-	-	-
RH50M-4EK.6K.1R 109320 \| ZIEHL-ABEGG 230VAC AC Centrifugal Fan for HVAC and ventilation Within air-conditioning systems, RH50M-4EK.6K.1R 109320 operates as a 230 VAC centrifugal fan. Its representative supplied feature is a 500 mm size specified in the upload data. Selection focus: equipment interface during commissioning review. Use the complete model code and supplied parameters when confirming the final installation.	230	500	-	-	-	-	-

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About AC Centrifugal Fan

AC centrifugal fans (also called AC centrifugal blowers) use AC induction motors to drive impellers that accelerate air radially outward, creating significantly higher static pressures than axial fans can achieve. This makes them essential for applications requiring air to be pushed through ductwork, filters, or heat exchangers with substantial pressure drop. AC centrifugal fans come in two primary configurations: forward-curved impellers for high airflow at moderate pressure, and backward-curved impellers for higher efficiency and pressure capability. They are used extensively in HVAC air handling units with long duct runs, industrial dust collection systems, fume extraction, combustion air supply for boilers and furnaces, and air curtain systems. Important selection parameters include fan curve matching to system resistance, motor power rating, impeller diameter, and construction material (galvanized steel, stainless steel, or plastic). Hengrui supplies AC centrifugal fans from all major global brands including ebm-papst, ZIEHL-ABEGG, Rosenberg, Nicotra Gebhardt and SODECA, with full product specification sheets and engineering support.

How to Select the Right AC Centrifugal Fan

Choosing the right AC Centrifugal Fan starts with the operating point rather than the model name. Define the airflow you actually need in CFM or m³/h and the static pressure the fan must overcome, then look for units whose performance curves pass through that point with a safety margin instead of sitting at the edge of the curve.

Pay attention to the electrical details early. DC fans typically run on 12/24/48 V and integrate easily with control boards, while AC fans suit 115/230 V fixed-speed installations. If the airflow must change with load, choose EC technology with PWM or analog control and, where monitoring matters, a tachometer output so the controller can detect fan failure.

Environment and compliance come next. Match the IP rating to dust and moisture exposure, prefer ball bearings wherever the fan runs hot, vertically or around the clock, and confirm certifications — UL, CE, RoHS — against your destination market. Setting the acoustic limit in dBA early prevents late-stage redesign when the first unit proves too loud.

Finally, compare candidates on total delivery risk, not only on price: confirm stock for the quantity you need, check the lead time for the next batch, and ask for datasheets and dimension drawings before committing. Our team cross-checks curves, dimensions and electrical data for you before quotation There are currently 476 items in this category ready to compare.

Typical Applications and Use Cases for AC Centrifugal Fan

AC Centrifugal Fan appear in almost every sector where heat or stale air must be moved reliably. Typical environments include server rooms and data centers, refrigeration condensers and cold-store evaporators, HVAC air handling units, telecom cabinets, medical and laboratory equipment, welding and CNC machine enclosures, and renewable-energy power cabinets. In each of these settings the fan is a critical component: its failure stops production, damages stored goods or forces expensive emergency downtime.

One recurring scenario comes from control cabinet retrofits: the original fan is obsolete, the mounting hole pattern cannot change, and downtime is measured in hours. We match the old unit against current series by frame size, airflow and noise, propose the closest drop-in alternative, and ship with a datasheet that lets the electrician connect it without redesign.

For cold storage operators the pain is simple: a failed evaporator or condenser fan must be replaced now, not after a six-week import cycle. Matching blade diameter, speed and protection class against stocked equivalents lets us restore cooling capacity within days, which is why replacement supply has become a core part of this category for us.

Whether the project involves new equipment or the replacement of installed ZIEHL-ABEGG units, the workflow is the same: send us the operating point and constraints, and we return a validated selection with datasheets, curves and a clear lead time.

Frequently Asked Questions About Buying AC Centrifugal Fan

Do you have AC 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 476 products in this category are listed online.

Can you replace my existing AC 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.

Can I order a single piece or request a sample before a bulk purchase?

Single-piece orders and samples are welcome — many customers validate one unit in their system before committing to volume. There is no minimum order quantity for standard stock models, and the sample price is deducted from the bulk order in most repeat purchases. Tell us the quantity you plan to use and we will quote both scenarios.

AC Centrifugal Fan