AFL Double Inlet Forward Curved Centrifugal Fan: The Powerhouse of Airflow Control

The Fan That Speaks Quietly and Moves Powerfully

"Engineering is not just solving problems; it's amplifying what matters most." In the world of ventilation, what matters is control, stability, and silence—qualities that define AFL’s Double Inlet Forward Curved Centrifugal Fan series.

Built to deliver high-volume airflow and low-noise performance, this blower fan is optimized for HVAC systems, air handling units (AHUs), and fresh air circulation in complex industrial or commercial environments. If you design for reliability, airflow efficiency, and quiet operation—this is the fan to build around.

What Makes the AFL Double Inlet Fan Different?

Ultra-High Airflow Performance

With dual inlets feeding a multi-blade forward-curved impeller, these fans offer up to twice the airflow of comparable single-inlet designs. Perfect for:

• Large space ventilation

• Fresh air systems

• Industrial air circulation

• OEM equipment needing high-volume flow

Quiet by Design

Equipped with dynamically balanced impellers, vibration-minimized housings, and precision motor control, these low-noise fans are suitable for:

• Hospitals

• Office HVAC

• Laboratories

• Schools or libraries

Energy-Efficient, IoT-Ready

Available in AC, DC, or EC motor options. EC models offer:

• Speed modulation

• Remote monitoring

• IoT integration

• Up to 30% energy savings in variable-load environments

Flexible Customization

With impeller sizes from 120mm to 400mm, static pressure performance up to 300Pa, and complete OEM/ODM support, you get a tailored solution for every airflow requirement.

Applications & Use Cases

Why Engineers & OEMs Prefer AFL Fans

Over the past decade, we’ve partnered with HVAC manufacturers in Germany, hospital contractors in Thailand, and fresh air system providers in Malaysia. The feedback is always the same: quiet power + dependable specs = performance that lasts.

Thanks to our in-house engineering, we provide airflow-pressure curves, wiring diagrams, CAD files, and even sample fans with 72-hour dispatch for your prototype testing.

Global Compliance Meets Market Demands

• Europe: CE-certified, ERP-ready, airflow curve verified

• United States: UL-recognized on request, 60Hz available

• Asia-Pacific: KC, TISI, SIRIM certifications supported

• All units tested to ISO 5801, ISO 10302 noise levels, RoHS compliant

Ready to Upgrade Your Air System?

Email sales@aflmotor.com to get:

• Our full product catalogue (PDF + CAD files)

• Airflow-pressure curves for your static pressure spec

• Free engineering support and test samples

Or visit www.aflmotor.com for more details.

Product FAQ (First-person Q&A using long-tail keywords)

1. Do you supply Double Inlet Forward Curved Centrifugal Fans as an OEM Manufacturer & Supplier in China?
   Yes, we are a China-based OEM factory supporting private label and motor customization for blower fans.

2. Are your Squirrel Cage Fans suitable for low-noise HVAC applications?
   Absolutely. We use multi-blade impellers and dynamic balancing to ensure whisper-quiet operation.

3. Can I source EC Double Inlet Fans with IoT functionality?
   Yes. Our EC models support speed control, remote diagnostics, and BMS system integration.

4. What impeller sizes does your China Double Inlet Fans Factory offer?
   From 120mm to 400mm, covering static pressures from 80–300Pa.

5. Do you provide Fan Performance Curves for your Forward Curved Centrifugal Fans?
   Yes, every model includes airflow-pressure curves and full data sheets.

6. Can your High Airflow Fans be used in air handling units (AHUs)?
   Yes, our dual-inlet fans are ideal for AHUs due to their high airflow capacity and compact form factor.

7. What is the lead time for ODM Fans from your China factory?
   Sample delivery is 3–5 days, with mass production in 15–25 days depending on specs.

8. Are your AC Double Inlet Fans energy efficient?
   Yes. Paired with optimized impellers and sealed motors, our AC fans meet ERP and CE efficiency standards.

9. How do your fans perform in noise-sensitive environments?
   They are used in hospital and laboratory HVAC systems across Europe and Southeast Asia.

10. Can you provide customized fan housing or mounting brackets?
    Yes. As a custom centrifugal fan manufacturer, we offer housing, flanges, and connectors tailored to your unit.

Reference Links

• Forward Curved Fans – HVAC Fundamentals

• How Squirrel Cage Blowers Work – Engineering Explained

• Blower Fan Selection Guide – HVAC Design Toolkits

• IoT-Enabled Fan Solutions – EC Technology Overview