AC Forward Curved Centrifugal Fans - AC Forward Blowers

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AC Forward

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Rated Voltage(V)

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Max.Air Flow(m³/h)

885 160 80 100 570 350 390 440 240 42 54 280 270 1230 490 380 500 320 155 470 535 340 1335 645 260 520 300 540 475 590 755 1020 1145 1270 6620 410 495 185 255 630 1110 3010 1875 1375 585 615 1195 705 1300 1210 1395 1350 670 1660 1560 1090 1710 1070 1085 1115 290 405 435 865 955 945 850 925 1100 1140 1670 1650 1340 1425 1495 2435 2110 620 555 665 1030 1500 1620 895 1490 1015 1215 2760 460 1285 175 510 920 365 905 445 450 188 86 770 580 1910 245 3940 1835 4040 875 730 700

Max.Pressure(Pa)

Input Power(W)

80 85 50 19.5 30 65 13 20 48 67 150 25 38 32 90 27 52 43 70 53 110 140 220 47 115 350 1060 135 130 185 370 190 160 95 2180 390 225 145 42 75 360 200 305 430 105 180 240 400 170 310 210 340 4380 62 205 35 1320 380 980 335 420 385 365 100 195 245 300 460 165 57 345 60 34 58 28 260 250 375 98 270 125 24 55 61 93 88 102 155 280 82 117 246 231 44 33 285 455 215 107 112 265 51 330 92 22 255 1280 1270

Speed(rpm)

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)

R2E250-AC09-05 \| ebm-papst 230V 265W Centrifugal Fan for Automation Used in Automation, ebm-papst R2E250-AC09-05 is a 230 V AC forward-curved centrifugal fan, defined by a documented speed of 2,650 rpm. The value helps verify equipment fit. Its documented data supports integration planning.	230	250	-	-	265	2650	-
R2E220-AA40-C2 \| ebm-papst 230V 90W Centrifugal Fan for Automation Engineered around Automation, the ebm-papst R2E220-AA40-C2 is a 230 V AC forward-curved centrifugal fan, identified by a documented speed of 2,700 rpm. It gives engineers a clear comparison point.	230	220	895	220	90	2700	-
R2E250-RC08-13 \| ebm-papst 230V 340W Centrifugal Fan for Automation Built for Automation, ebm-papst R2E250-RC08-13 is a 230 V AC forward-curved centrifugal fan, with a documented speed of 2,850 rpm. It provides a practical sizing reference. Its documented data supports integration planning.	230	250	1660	650	340	2850	-
R2E175-AC77-18 \| ebm-papst 230V 70W Centrifugal Fan for Automation Selected for Automation, the ebm-papst R2E175-AC77-18 is a 230 V AC forward-curved centrifugal fan, defined by 175 mm dimensions for installation planning. This helps guide installation planning.	230	175	-	-	70	2900	-
R2E220-AA14-B7 \| ebm-papst 230V Centrifugal Fan for Automation Developed for Automation, the ebm-papst R2E220-AA14-B7 is a 230 V AC forward-curved centrifugal fan, distinguished by 220 mm dimensions for installation planning. It provides a practical sizing reference.	230	220	-	-	-	-	-
R2E120-AO16-09 \| ebm-papst 230V 112W Centrifugal Fan for Automation Engineered around Automation, the ebm-papst R2E120-AO16-09 is a 230 V AC forward-curved centrifugal fan, identified by 120 mm dimensions for installation planning. This enables specification-led selection.	230	120	270	-	112	2200	-
R2E220-AA40-G6 \| ebm-papst 230V Centrifugal Fan for Automation Specified for Automation, the ebm-papst R2E220-AA40-G6 is a 230 V AC forward-curved centrifugal fan, with a focus on 220 mm dimensions for installation planning. It gives engineers a clear comparison point.	230	220	-	-	-	-	-
R2E225-AT52-19 \| ebm-papst 230V 190W Centrifugal Fan for Automation Designed for Automation, the ebm-papst R2E225-AT52-19 is a 230 V AC forward-curved centrifugal fan, with a focus on a documented speed of 3,150 rpm. It gives engineers a clear comparison point.	230	225	905	400	190	3150	70
R2E175-AC91-05 \| ebm-papst 400V 65W Centrifugal Fan for Automation Engineered around Automation, the ebm-papst R2E175-AC91-05 is a 400 V AC forward-curved centrifugal fan, distinguished by 175 mm dimensions for installation planning. The rating aids system-fit checks.	400	175	-	-	65	2550	-
R2E140-AS77-05 \| ebm-papst 230V 110W Centrifugal Fan for Automation Selected for Automation, the ebm-papst R2E140-AS77-05 is a 230 V AC forward-curved centrifugal fan, distinguished by 140 mm dimensions for installation planning. It provides a practical sizing reference.	230	140	365	400	110	1400	-
R2E133-BH66-30 \| ebm-papst 230V 28W Centrifugal Fan for Automation Used in Automation, ebm-papst R2E133-BH66-30 is a 230 V AC forward-curved centrifugal fan, centered on a documented speed of 3,200 rpm. The data helps compare K-series variants. Its documented data supports integration planning.	230	133	280	180	28	3200	-
R2E180-BD52-06 \| ebm-papst 230V 65W Centrifugal Fan for Automation Configured for Automation, the ebm-papst R2E180-BD52-06 is a 230 V AC forward-curved centrifugal fan, distinguished by 180 mm dimensions for installation planning. It provides a practical sizing reference.	230	180	350	230	65	2300	-
R2E220-RA38-01 \| ebm-papst 230V 107W Centrifugal Fan for Automation Applied in Automation, ebm-papst R2E220-RA38-01 is a 230 V AC forward-curved centrifugal fan, documented with a listed acoustic value of 51 dB. This supports duty-point selection. Its documented data supports integration planning.	230	220	920	260	107	2050	51
R2E250-RC08-01 \| ebm-papst 230V 340W Centrifugal Fan for Automation Applied in Automation, the ebm-papst R2E250-RC08-01 is a 230 V AC forward-curved centrifugal fan, characterized by a documented speed of 2,850 rpm. The data helps compare K-series variants.	230	250	1660	650	340	2850	-
R2E140-AS77-73 \| ebm-papst 230V 98W Centrifugal Fan for Automation Used in Automation, the ebm-papst R2E140-AS77-73 is a 230 V AC forward-curved centrifugal fan, whose supplied data highlights 140 mm dimensions for installation planning. It provides a practical sizing reference.	230	140	-	-	98	1650	-
R2E250-RA50-15 \| ebm-papst 230V 285W Centrifugal Fan for Automation Used in Automation, ebm-papst R2E250-RA50-15 is a 230 V AC forward-curved centrifugal fan, documented with a listed acoustic value of 61 dB. This supports duty-point selection. Its documented data supports integration planning.	230	250	1500	600	285	2450	61
R2E280-AE52-10 \| ebm-papst 230V Centrifugal Fan for Automation Designed for Automation, the ebm-papst R2E280-AE52-10 is a 230 V AC forward-curved centrifugal fan, characterized by 280 mm dimensions for installation planning. The value helps verify equipment fit.	230	280	-	-	-	-	-
R2E225-BD92-64 \| ebm-papst 230V 200W Centrifugal Fan for Automation Selected for Automation, ebm-papst R2E225-BD92-64 is a 230 V AC forward-curved centrifugal fan, with a documented speed of 2,950 rpm. The rating clarifies its operating profile. Its documented data supports integration planning.	230	225	1350	450	200	2950	-
R2E220-AB06-40 \| ebm-papst 230V 115W Centrifugal Fan for Automation Specified for Automation, the ebm-papst R2E220-AB06-40 is a 230 V AC forward-curved centrifugal fan, with a focus on a documented speed of 3,050 rpm. This enables specification-led selection.	230	220	1030	350	115	3050	-
R2E225-BE51-09 \| ebm-papst 115V 215W Centrifugal Fan for Automation Developed for Automation, the ebm-papst R2E225-BE51-09 is a 115 V AC forward-curved centrifugal fan, featuring a documented speed of 3,000 rpm. The data supports model-level evaluation.	115	225	1140	400	215	3000	-

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About AC Forward

AC forward curved centrifugal fans use impellers with blade tips angled in the direction of rotation, which creates a velocity multiplier effect — these fans can produce very high airflow rates at moderate static pressures relative to their physical size and motor power. Forward curved centrifugal fans are the preferred choice for HVAC air handling units, where large volume airflow is needed with moderate duct resistance, and for applications requiring compact dimensions relative to airflow output. They are also widely used in fume extraction, dust collection systems with light loading, and industrial process ventilation. The main trade-off compared to backward curved impellers is lower aerodynamic efficiency — forward curved designs typically operate at 55-65 percent efficiency versus 70-85 percent for backward curved types. Important specification parameters include impeller diameter, motor speed (RPM), airflow (m3/h or CFM), static pressure (Pa or mm WG), and sound power level. Leading manufacturers supplying AC forward curved centrifugal fans include ebm-papst (in its A series), ZIEHL-ABEGG, Rosenberg, and SODECA. Hengrui offers competitive factory-direct pricing and engineering consultation for AC forward curved fan selection.

How to Select the Right AC Forward

Before comparing models of AC Forward, write down the real operating requirements: required airflow, system static pressure, available installation space and the electrical supply on site. A selection that ignores any of these four factors usually ends in returned goods or on-site retrofits.

Voltage and control define the shortlist. Standard options include 12/24/48 V DC and 115/230 V AC; for applications where operating points move, EC fans with PWM or 0-10 V input give precise speed control, and a tach signal provides the feedback many safety systems require.

Environmental conditions eliminate unsuitable models faster than any catalog filter. Check the ambient temperature range, required IP protection for dust and moisture, and the expected service life — ball-bearing units hold their noise and airflow figures far longer than sleeve-bearing designs in vertical or high-temperature positions. If the equipment must ship into regulated markets, verify UL, CE and RoHS compliance at this stage, and set a realistic noise target in dBA so acoustic requirements do not surface after installation.

Close the selection by de-risking the order: verify stock levels, confirm production lead time, and request datasheets plus dimension drawings for the final candidates so the mounting holes and connectors are checked before purchase. Share your operating point with us and we will validate the fit 290 products in this category are ready for comparison.

Typical Applications and Use Cases for AC Forward

Across our project record, AC Forward are specified wherever equipment must stay cool and air must keep moving: data centers and server rooms, commercial refrigeration, air handling and ventilation systems, telecom and battery cabinets, industrial machinery, and power electronics in the new-energy sector. What these projects share is a simple truth — the fan is small in cost but decisive for uptime, so it deserves the same engineering attention as the equipment it protects.

In a recent retrofit project, a customer's cooling unit had to keep running while its worn fan was exchanged. We identified a current-series replacement with identical mounting dimensions and an equivalent airflow-pressure curve, confirmed the tach output compatibility, and the installation was finished within a single maintenance window.

A second frequent case is refrigeration service: a condenser or evaporator fan fails and the exact original model is on long lead time. Instead of waiting, we check bearing type, IP rating, blade diameter and speed, then offer an equivalent that restores capacity immediately — one of the most common ways our stock protects cold chain operations.

New builds and replacement projects on ebmpapst equipment follow the same path at our company: you send the required airflow, pressure and dimensions; we respond with a shortlist, performance curves and firm delivery dates.

Frequently Asked Questions About Buying AC Forward

Can you replace my existing AC Forward 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.

Do you support customized or OEM versions of AC Forward?

Yes. Beyond catalogue models we can discuss modified lead wires, connectors, speed curves, IP upgrades or private-label packaging for OEM projects. Customization usually starts from a defined annual quantity; our engineers will review your requirement and confirm feasibility, tooling cost and lead time before any commitment.

Bag

Bag packaging indicates that a specified quantity of product is packaged by the manufacturer in a bag, sealed pouch, or similar container and sold as a unit without repackaging. It is also used to describe kits/assortments where components are packaged in separate bags according to part number or parametric value, rather than in a compartmentalized box or similar rigid container.

AC Forward

AC Forward

By type

By industry

Rated Voltage(V)

Size(mm)

Max.Air Flow(m³/h)

Max.Pressure(Pa)

Input Power(W)

Speed(rpm)

Noise(db)

Stocking Options

Environmental Options

Media

Exclude

Applied Filters

About AC Forward

How to Select the Right AC Forward

Typical Applications and Use Cases for AC Forward

Frequently Asked Questions About Buying AC Forward

Can you replace my existing AC Forward from another supplier or a discontinued model?

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

Do you support customized or OEM versions of AC Forward?