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Wenzhou Sunuse Electric Technology Co., Ltd.  

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High Efficiency Solar Ventilation Fans , 20 Watt Solar Exhaust Fan For Greenhouse 

Place of Origin: Zhejiang, China (Mainland) 
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Product Detail

Model No.: ST20

Solar Exhaust Fan 20w With Fix Adjustable Solar Panel Rechargeable Energy Saving</

Solar Exhaust Fan 20w With Fix Adjustable Solar Panel Rechargeable Energy Saving
Quick Detail:

  • 20W Adjustable solar fan, suport 0-60°.
  • DC 17V Brushless motor, low noise.
  • The outside shell is Anti-UV material.
  • 20~25 years warranty



Technical Parameter

Design Life
Solar panel Peak power(W) 20W 20-25 years
Peak voltage Vm(V) 17.28
Peak current Im(A) 1.16
Open-circuit voltage Voc(V) 21.24

Short-curcuit current Isc(V)

Dimensions(mm) 420x420x25
Weight 3kg
BLDC Motor Initial power ≤0.45W Continuous work:
above 20000 hours
Multi-shift air regulation Pls follow the instructions to use

without load current

0.20A MAX
Rotor inertia effect 730g*cm2
Noise 45 dB(A)MAX
Weight 390g

solar exhaust fan’s Life & Warranty: 

Fan guard 580x580mm,H 128mm. 5-8 years
Integration of injection molding(ABS).
The sheating material adding anti UV ingredient.
Good weather resistance, durable.
Base plate 1.5mm thick steel plate, outdoors spray. 10-15 years
Fan cover and base firmly together.
High reliability, wind-resistant, anti rain.
Base adjustable angle.
Fan blade Fan blade manufacture using CFM. 8-10 years
The highest output of five wing.
Diameter 30cm,ultralight,long life.
Precision balance blades, aluminum material.
Be able to all kinds of weather conditions.
Protecting cover Stainless steel wire screen protection. 10-15 years
Prevent debris, bug, bird and small rodent.
Meanwhile let the air circulate freely.
Thermostat Metal thermostat. 3-5 years
Attic air temperature: equal to or higher than 25 °C to 30 °C.will setting a temperature point and the corresponding fan switch.
Adjustable support 0-60° 10-15 years
Test result: Ventilation volume:1056CFM
Wind resistance:170 mph
Weight 9.5KG
Host Dimensions 580x580x210mm, (Note:1*40 feet container Load 432pcs.)


Solar Ventilation fan is the product which conforms to the current environmental protection, saving, 
low carbon demanded, but also is one of the safest,
most convenient, most environmentally friendly green energy saving products nowadays.
It can be suitable for used for workshops, warehouses, attics, greenhouses, and other places, 
it can effectively reduce the indoor temperature, enhance the indoor air circulation, 
improve indoor air quality, can create a safe and comfortable working 
and living environment for you.
A. Solar panel includes adjustable angle bracket so you can dial in the optimal panel angle relative to the sun.
   This way you will get maximum performance of this attic fan..
B. Extremely quiet: no harmonic hum typical of electric powered fans
C. Durable, galvanized, powder-coated steel housing.
D. High Efficiency long life brushless motor starts in lower light  and overcast conditions.
E. Ribbed flange with rounded edge for strength and safety.
F. 20 Gauge steel housing & flashing stands up to high winds, hail, rain and snow.
G.Great benefit of having a cordless appliance is that it has much more mobility 
    compared to conventional fans.
H. High-quality solar panel, heat resisting, high pressure resistant, stable, with long service life.
Customization Service:
1. Add a solar battery system to keep the fan on working under solar DC energy after sunset.
2. Put a fan guard to prevent the fan blades being damaged by flying objects.
3.Connect dual power mains switching system to keep the fan working with commercial AC backups 
   in sunless night / day periods.


 Mr. Sophie

Tel: 86-577-57181685
Contact to this supplier

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Company Info

Wenzhou Sunuse Electric Technology Co., Ltd. [China (Mainland)]

Business Type:Manufacturer
City: Wenzhou
Province/State: Zhejiang
Country/Region: China (Mainland)

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