Max D Series Air Curtain
Centrifugal booster design with curved panel – combines high wind speed with elegant appearance, ideal for commercial projects requiring both performance and aesthetics
Model Max D
Core Parameters
Air Velocity17 / 14 m/s (High/Low) or 21 / 18 m/s (depending on model)
Installation Height3.5 – 4.0 m or 4.0 – 5.0 m (depending on model)
Motor Power345 – 1036 W (depending on length and model)
Available Lengths900 / 1000 / 1200 / 1500 / 1800 / 2000 mm
Key Features
Centrifugal booster design with curved panel – combines high wind speed with elegant appearance, ideal for commercial projects requiring both performance and aesthetics
Pure copper motor proven for 8,000 hours trouble-free operation, suitable for high-frequency venues like supermarkets, hotels and restaurants
Galvanized steel housing with powder coating – more durable than ABS plastic used by competitors
3-year motor warranty, 1-year comprehensive warranty; includes installation video and complete accessory kit – no extra purchase required
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Applications
Atrium entrances
Industrial doors
Technical Parameters
| Model | Voltage (V) | Frequency (Hz) | Power (W) | Air Volume H (m³/h) | Air Volume L (m³/h) | Air Velocity H (m/s) | Air Velocity L (m/s) | Noise (dB) | Net Weight (kg) | Gross Weight (kg) | Unit Size (mm) | Carton Size (mm) | Mounting Height (m) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| FM-3509D/Y | 220-240 | 50/60 | 345 | 1260 | 1000 | 17 | 14 | 50 | 13.5 | 14.0 | 900x219x235 | 975x295x310 | 3.5-4.0 |
| FM-3510D/Y | 220-240 | 50/60 | 350 | 1300 | 1050 | 17 | 14 | 51 | 14.3 | 14.8 | 1000x219x235 | 1075x295x310 | 3.5-4.0 |
| FM-3512D/Y | 220-240 | 50/60 | 460 | 1700 | 1400 | 17 | 14 | 51 | 16.0 | 17.0 | 1200x219x235 | 1275x295x310 | 3.5-4.0 |
| FM-3515D/Y | 220-240 | 50/60 | 575 | 2100 | 1700 | 17 | 14 | 52 | 20.9 | 21.9 | 1500x219x235 | 1575x295x310 | 3.5-4.0 |
| FM-3518D/Y | 220-240 | 50/60 | 670 | 2500 | 2000 | 17 | 14 | 53 | 24.0 | 25.2 | 1800x219x235 | 1875x295x310 | 3.5-4.0 |
| FM-3520D/Y | 220-240 | 50/60 | 690 | 2800 | 2200 | 17 | 14 | 54 | 27.6 | 28.9 | 2000x219x235 | 2075x295x310 | 3.5-4.0 |
| FM-4009D/Y | 220-240 | 50/60 | 520 | 1520 | 1200 | 21 | 18 | 52 | 14.0 | 15.0 | 900x219x235 | 975x295x310 | 4.0-5.0 |
| FM-4010D/Y | 220-240 | 50/60 | 529 | 1800 | 1400 | 21 | 18 | 53 | 14.5 | 15.5 | 1000x219x235 | 1075x295x310 | 4.0-5.0 |
| FM-4012D/Y | 220-240 | 50/60 | 690 | 2100 | 1700 | 21 | 18 | 54 | 16.2 | 17.2 | 1200x219x235 | 1275x295x310 | 4.0-5.0 |
| FM-4015D/Y | 220-240 | 50/60 | 875 | 2500 | 2000 | 21 | 18 | 55 | 21.0 | 22.5 | 1500x219x235 | 1575x295x310 | 4.0-5.0 |
| FM-4018D/Y | 220-240 | 50/60 | 1010 | 3000 | 2400 | 21 | 18 | 58 | 25.5 | 26.5 | 1800x219x235 | 1875x295x310 | 4.0-5.0 |
| FM-4020D/Y | 220-240 | 50/60 | 1036 | 3300 | 2600 | 21 | 18 | 60 | 27.5 | 28.5 | 2000x219x235 | 2075x295x310 | 4.0-5.0 |
Support Documents
Catalogues and selection references for boosted centrifugal air curtain projects.
Application Solutions
Solution pages for commercial entrances, atriums and industrial openings.
Retail & Commercial Buildings Solution
Air curtain systems for retail and commercial entrances. Shopping Mall & HVAC Solution
Integrated air-curtain and ventilation guidance for shopping malls, atriums and HVAC-driven public commercial spaces. 
Industrial Series
For warehouses, factories and large industrial doors. Recommended Products
Centrifugal F Series Air Curtain
Unique curved panel design with full metal galvanized steel housing – modern appearance with excellent corrosion resistance, perfect for high-end commercial entrances 
Industrial Series Air Curtain
Ultra-high velocity of 28 m/s designed for industrial door openings of 6-8 meters, effectively blocking air exchange caused by large vehicle passage 
D Series Air Curtain
Covers both standard commercial heights and taller industrial doorways with one series family—easier specification for contractors and projects