The solar wall fan (also solar gable fan / attic fan solar ventilation / DC gable fan heat extractor / vent for walls / HVAC systems & parts / HVAC accessories / tools HVAC system) here is a developed version from its basic day-working system (#SN2015011) into a Day-Night Nonstop working system (#SN2015011+SN2013016R). If grid electricity is available in your location, and you need the fan to continuously always ventilate the house, please take and install this system.
Or, another system that contains battery to realize nonstop running at night while totally free from energy charges: #SN2015013!
Fan Host Part: dia.368*175mm, flexibly wall mount anywhere
Solar Panel Part: flexibly wall mount or roof mount
AC/DC Power Adapter Part: small comsumption for big power
Controller Part: smart system controller that guarantees a lowest electricity bill
Fan Host | designed lifespan > 20 years | warranty: 15 years |
Fan Motor & Fan Blades | designed lifespan > 10 years | warranty: 5 years |
Solar Panel | designed lifespan > 25 years | warranty: 15 years |
AC/DC Power Adapter | designed lifespan > 10 years | warranty: 5 years |
if Battery | designed lifespan > 8 years | warranty: 2 years |
other electronic components | designed lifespan > 10 years | warranty: 5 years |