








35W Solar Attic Fan, 2200 CFM Smart Roof Vent Built-in Temperature Sensors(JBSF-320E)
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Shipping Method: FedEX
Intelligent Solar-AC Hybrid Mode - The newly enhanced design features a highly efficient rare earth permanent magnet brushless DC motor. This allows the fan to operate even on cloudy days with only 1W of solar power. Improved blades and high-efficiency channels increase solar output by 20% and CFM by over 50% compared to previous models. An integrated MPPT controller tracks maximum output for optimal energy efficiency.
High-Performing Air Circulation - This solar attic fan delivers a robust 2200 CFM airflow through a 35W solar panel, actively replacing stale air and promoting circulation in large spaces (up to 1000 sq ft). It is designed for harsh environments such as attics, commercial workshops, storage warehouses, agricultural buildings (barns, coops, silos), and greenhouses.
Energy-Efficient Function - With an in-built thermostat, this attic fan with temperature sensor automatically starts when the temperature rises above 79°F (26°C) and stops when it drops to 75°F (24°C), ensuring year-round optimal comfort. It also operates automatically during the day without consuming household electricity.
Long-Lasting and Quiet Design - Featuring a durable, waterproof copper motor and ultra-silent aluminum blades (operating at approx. 50 dB), this fan is built for reliability. The strengthened exhaust screen efficiently blocks insects and small pests from entering spaces such as attics, workshops, or barns.
Hassle-Free Service Promise - We offer a one-year service for this fan and provide replacements for any issues. This fan is a fully integrated unit without extra cables or wiring needed. Simply install it in an area with strong, direct sunlight on the roof, and it will start operating automatically.

| Product Dimensions & Weights | Details |
|---|---|
| Length | 22.05" |
| Depth | 22.05" |
| Height | 8.66" (After extension 14.96"max) |
| Item Weight | 22.44 lbs |
- 23.62" L x 23.62" W x 10.24" H (27.12 lbs)
| Product Information | |
|---|---|
| Brand | Fnova |
| Color | Black |
| Electric fan design | Exhaust Fan |
| Power Source | Solar Powered |
| Style | Contemporary |
| Product Dimensions | 22.05"D x 22.05"W x 8.66"H |
| Room Type | Attic, Crawl Space, Garage |
| Special Feature | 1x solar fan up to 1,000 sqft place; 2x solar fans up to 2,000 sqft place; 3x solar fans up to 3,000 sqft place, 2200 CFM Airflow, 35W Solar Panel, Temperature Control |
| Recommended Uses For Product | Attic Ventilation, Energy Saving, Heat Reduction, Home Cooling, Moisture Control, Roof Ventilation |
| Noise Level | 50 Decibels |
| Wattage | 35 watts |
| Finish Type | Matte |
| Number of Blades | 5 |
| Air Flow Capacity | 2200 Cubic Centimeters Per Minute |
| Blade Length | 11.81 Inches |
| Speed | 1500 RPM |
| Switch Type | Smart Control With Temperature Sensor |
| Item Weight | 22.44 Pounds |
| Included Components | Flashing Base, Roof Vent Fan Unit, Smoke Detector, Solar Panel, Temperature Sensor |
| Indoor/Outdoor Usage | Outdoor |
| Model Name | Fnova Solar Attic Fan 35w |
| Specification Met | Etl Certified, Rohs Compliant, Ul Listed |
| Control Method | App, Push Button |
| Reusability | Reusable |
| Is Cordless? | Yes |
| Number of Power Levels | 1 |
| Main Power Connector Type | Solar Panel Direct Connection |
| Motor Type | Dc Brushless Motor |
| Manufacturer | Fnova |
| Installation Type | Roof Installation |
| Form Factor | Roof Mount |
| Finish types | Matte |
| Assembly required | Yes |
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Free shipping within the whole US except Alaska, Guam, Hawaii, Puerto Rico. We don’t ship to FPO, APO, DPO Box addresses.
Estimated Delivery Time
Orders are usually processed and shipped within 1-2 business days and are delivered within 3-5 days for in-stock items. Delivery time for pre-order items cannot be specified, but typically ship within 2-4 weeks.
Delivery Carriers
We use FedEx, UPS, USPS, and LTL for bulk orders. For bulk order inquiries, please contact wholesale@tribesigns.com.
Return Policy
You are free to request a return within 30 days of delivery if you are not satisfied with your purchase or have changed your mind.
Refunds
Upon receipt and inspection of the returned item, you will be refunded within 3-5 business days to the original payment method.
Return Shipping Cost
If the return is quality related, we will cover the shipping cost. If the return is due to personal reasons, the customer is responsible for the return shipping cost. No restocking fee will be charged.
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Warranty
We offer an 12-Month Warranty assurance and friendly customer service for all our products.
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