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BLDC · 80–230V AC · 30% Energy Saving

EC Fan

Energy-saving EC fans with 80–230V wide-range AC input and integrated BLDC driver — delivering up to 30% power reduction vs. legacy AC fans for data centers, commercial HVAC, heat pumps, and ESG-compliant facilities.

AC/DCDual Input
PWMSpeed Control
EcoEnergy-Saving
LowNoise Level

EC Fan

EC (Electronically Commutated) fans combine the simplicity of AC installation with the intelligence of DC control. A built-in driver accepts 80–230V AC input and delivers infinitely variable speed via PWM or 0–10V analog signal — perfect for retrofitting legacy AC-only HVAC systems without rewiring. Lower energy bills, lower acoustic signature, longer service life.

Wide 80–230V AC Input
PWM + 0–10V Dual Control
30% Power Savings vs AC
60,000+ hr MTBF (Brushless)
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Related Technical Guides

ComparisonDC vs EC vs AC Fan: Which One? Buyer's GuideHow to Choose a DC Cooling Fan

Sizes

60mm 80mm 92mm 120mm 140mm 172mm 200mm 220mm

60mm

MFE6025

MFE6025

60x60x25mm

Airflow 15.7~24.3 CFM
Noise 27.2~37.7 dB(A)
Speed 3000~4500 RPM
View Datasheet
MFE6025C

MFE6025C

60 x 60 x 25 mm

Airflow 12.3-18.6 CFM
Noise 24.2-34.3 dB(A)
Speed 3000-4500 RPM
View Datasheet

80mm

MFE8025

MFE8025

80x80x25mm

Airflow 24.4~37.9 CFM
Noise 25.8~34.2 dB(A)
Speed 2000~3000 RPM
View Datasheet
MFE8038

MFE8038

80x80x38mm

Airflow 66.46~93.31 CFM
Noise 46.6~57.1 dB(A)
Speed 5000~7000 RPM
View Datasheet

92mm

MFE9225

MFE9225

92x92x25mm

Airflow 31.9~49 CFM
Noise 27.5~39.1 dB(A)
Speed 2000~3000 RPM
View Datasheet
MFE9238

MFE9238

92x92x38mm

Airflow 70.86~112.02 CFM
Noise 48~61.5 dB(A)
Speed 3500~5500 RPM
View Datasheet

120mm

MFE12025

MFE12025

120x120x25mm

Airflow 54.19~95.13 CFM
Noise 33.3~50.6 dB(A)
Speed 2000~3500 RPM
View Datasheet
MFE12038

MFE12038

120x120x38mm

Airflow 96.55~152.89 CFM
Noise 43.4~54.5 dB(A)
Speed 2500~4000 RPM
View Datasheet
MFE12038B

MFE12038B

120 x 120 x 38 mm

Airflow 91 CFM
Noise 40 dB(A)
Speed 2650 RPM
View Datasheet
MFE12038E

MFE12038E

120 x 120 x 38 mm

Airflow 96.55-111.26 CFM
Noise 43.4-47.7 dB(A)
Speed 2500-3000 RPM
View Datasheet
MFE12038Q

MFE12038Q

120 x 120 x 38 mm

Airflow 110.99-217.62 CFM
Noise 45.7-63.5 dB(A)
Speed 3000-6000 RPM
View Datasheet

140mm

MFE14050

MFE14050

140 x 140 x 50 mm

Airflow 265.1 CFM
Noise 62.5 dB(A)
Speed 3200 RPM
View Datasheet

172mm

MFE17251

MFE17251

172x150x51mm

Airflow 172.21~283 CFM
Noise 56.1~65.5 dB(A)
Speed 2500~4000 RPM
View Datasheet

200mm

MFE20060

MFE20060

200x200x60mm

Airflow 400.58~586.69 CFM
Noise 54.6~63.6 dB(A)
Speed 2000~3000 RPM
View Datasheet

220mm

MFE22060

MFE22060

220x220x60mm

Airflow 400~590 CFM
Noise 55~65 dB(A)
Speed 2000~3000 RPM
View Datasheet

EC Fan FAQ

An EC (electronically commutated) fan runs on 80–230V AC with a built-in driver and brushless DC motor, combining AC wiring convenience with DC efficiency and speed control. MAX FLOW (MAX-FLOW Electric Machinery Co., Ltd., a Taiwan cooling fan manufacturer founded in 1984) builds its own-brand MFE series of EC fans from 60mm to 220mm with PWM and 0–10V control.

What is the difference between an EC fan and an AC fan?

An EC fan uses a brushless DC motor inside, saving up to about 30% energy versus a legacy AC fan, with stepless speed control, lower running temperature and lower noise. An AC fan is simpler and cheaper per unit, suited to fixed-speed duty. See the full DC vs EC vs AC fan comparison.

Can an EC fan directly replace an existing AC fan?

In most cases, yes. An EC fan also runs on AC mains, with 80–230V wide-range input, so rewiring is usually not needed. Confirm the mounting size and airflow match, and add a PWM or 0–10V signal if you want speed control.

What speed control options do EC fans support?

MAX FLOW EC fans accept PWM and 0–10V analog control, so speed can follow temperature or system demand.

Where are EC fans used?

Data centers, telecom rooms, commercial HVAC, heat pumps, and continuous-duty industrial equipment that must meet ErP energy-efficiency rules.

How long do EC fans last?

The brushless design gives an MTBF of 60,000+ hours (under datasheet conditions).

What sizes are MAX FLOW EC fans available in?

60mm, 80mm, 92mm, 120mm, 140mm, 172mm, 200mm and 220mm. See the datasheets below for airflow, noise and speed of each model.

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