40 Watt 2040 Cfm Black Solar Powered Attic Fan Roof Vent For Roof Air Ventilation Fan Without Electric Power

Structure

• solar roof ventilation fan are mainly composed of solar panels, brushless DC motors, fan blades, air ducts and bases.

• External rotor DC brushless motor, long life and low noise.

• High-efficiency solar panels last up to 25 years and the frame is made of aluminum.

• The support structure is made of stainless steel.

• The air duct and the base are made of hot-dip galvanized steel,spraying the coated surface with epoxy resin

  prevents corrosion.

• The temperature control sensor switch is set on the fan, and the starting temperature of the motor can be selected

  from 15/20/25±5°C.The temperature control switch may not be provided.

• It can be equipped with an adapter to work in the absence of sunlight.

• SUS304 fasteners have good corrosion resistance and long-lasting stability.

• The butterfly nut design makes the roof installation easier and safer.

Overview

1. Solar attic fan is a ventilation device that uses solar panels to convert solar energy into electrical energy and drive the motor to operate.
2. solar roof ventilator can keep fresh air in the room.
3. Install solar roof vent on the roof, and keep ventilation to reduce mold growth in winter and temperature can be reduced in summer.
4. 100% solar energy, energy saving and environmental protection, reducing electricity bills.

Specifications

Snap-Action Thermostat

With this thermostat, the solar fan will start / stop rotating at a preset temperature (25 or 28℃). 

That is to say, the fan will know when your house is too hot or too cold and do its air circulation job automatically.

Auto Switch Controller

This waterproof controller is like a little smart computor, the solar wattage output becomes its signal so that it can sense 

when sunlight is weak, and then it switches in the back-up power to power the fan together with the solar panel.

 Not any solar energy is wasted, meanwhile, fan is still running fast.

And you may decide Battery or Adapter as back up depending on whether there is convenient AC grid in your location.

1. solar battery system

Capacity：12.8V 9.6Ah

Charged by solar panel at day; power the fan continue working at night

Advantage: Allow the fan working 24h in area without electricity

Wiring is simple, just need to connect one plug to the fan on roof, no need to hire any electrician

2. AC/DC Power Adapter

Input：AC100-240V 50/60Hz 

Output: DC 18V 1500mA

Advantage: Cost is low while the fan can run fast anytime when cloudy, raining or at night, not limitted by sunlight intensity

Energy consumption is low as 27W, even when the fan is not using solar energy, it is still very cost saving for you

We are offering Assurance both in product quality and trade, promising to better serve your need for a

long-term and win-win cooperation.

Every spare part of our solar fan can be free replaced and maintained within warranty time, if solar fans are with something 

wrong themselves ( except the man-made damage ); Also, spare parts are available for replacement if the warranty is expired.

Send me your questions / inquiries on line or email as bellow:

         Email:         gslibatt@gmail.com

        Skype:         victorialovechina

 WhatsApp:         +86-15506321857

     WeChat:          +86-15506321857