New ecoCalm SEF10 12 Solar Exhaust Fan w Battery Adj. Thermostat 2x30W Panels Retail $212.00

Stay cool and ventilated without the electric bill. The ecoCalm SEF10 12" Solar Exhaust Fan harnesses the sun to power a high-performance exhaust fan — and keeps running even after dark thanks to its built-in rechargeable battery.

Key Features

• 5000mAh Rechargeable Battery – Powers the fan for up to 6 hours after a full solar charge, keeping air moving through the night or on cloudy days.
• Intelligent Power Switching – Automatically switches between solar and battery power based on sunlight conditions — no manual intervention needed.
• Adjustable Thermostat – Built-in temperature control lets you set a target temperature so the fan turns on and off automatically to maintain your ideal environment.
• 2x 30W Bifacial Solar Panels – Transparent rear panels generate power from both sides (up to 48W combined), boosting efficiency by up to 130% over standard panels.
• High Airflow – 680 CFM – Engineered blades and a powerful motor move up to 680 cubic feet of air per minute, ideal for spaces up to 1,600 ft³.
• IP44 Waterproof Rated – Built for outdoor use with weather-resistant fan blades and a 14.8 ft cable for flexible installation.
• Easy to Install – Mounts in a window or wall. No electrician required.

Perfect For

• Greenhouses & garden sheds
• Attics & garages
• Barns & chicken coops
• Animal houses & stables
• Camping & caravans

Retail value: $212.00 — available here at a significant discount while supplies last.