Full Model Coverage · Modern Styling · Superior Blade Efficiency
VORTEX Series delivers a full range of fixed-wing electric propellers with updated design and advanced aerodynamic profile. Constructed from imported high-strength nylon and dynamically balanced, each propeller provides smooth rotation, efficient thrust, and stable flight performance.
Certified Patented Structure
Authorized by the National Intellectual Property Administration.
Frosted Leading Edge Finish
Improves high-RPM performance and reduces airflow separation.
Anti-Skid Hub Texture
Secures mounting and prevents slippage during operation.
CFD-Optimized Blade Shape
Enhances thrust efficiency and energy utilization for electric UAVs.
Ultra-Thin Tip Design
Reduces noise, suppresses vortices, and improves flight efficiency.
Smooth, Streamlined Blades
Minimizes drag and ensures consistent, stable flight.
Each propeller undergoes strict dynamic balancing and factory testing for dependable performance every flight.
Outstanding toughness and bending resistance combined with precision molding provide long-lasting durability and safe operation under varied conditions.
Select propeller size according to manufacturer guidance.
Inspect balance and tighten mounting before flight.
Operate in safe areas; protect hands and eyes.
Never use damaged propellers.
Users assume all risks from improper handling; Gemfan is not liable.
Our prices do not include import tax, such as no customs clearance ability of individuals or companies, please be careful to buy, if unable to clear customs, resulting in customs destruction, our company will not refund
Our satisfaction guarantee is active for 30 days after delivery. We don't support returns and refunds if over 30 days after the delivery.
For returns, please email shopify@mad-motor.com with the subject 'Returns' and include your order number, name and the reason for the return.
Seller will provide the customer with instructions where to send returned goods. Customers are strongly recommended to get proof of postage when returning goods to avoid "lost packages" situations.
Please note that customers are responsible for shipping costs of returned items.
When the returned item is received by seller and after inspecting, customer will receive a return confirmation email, which notifying about the status of the refund. If the refund is approved, the payment will be refunded to the customer's account via credit card or original methods shortly thereafter.
Custom orders are not eligible for returns or refunds.
We accept cancellations only within 48 hours after the order has been placed.
(2)PRODUCING:
Due to the handmade process, all orders are processed and complete within 10 working days. Once complete of the production, goods will be shipped within 3 working days. Average shipping times range between 5-10 working days, which depend on your specific location.
When will I get my order?
We will ship the goods via DHL and offer you the tracking number after shipment.
After the production and packaging of the order are completed, we will ship according to the address you provided. We shall commit about delivery time to you as table below region：
|
Region |
Commitment processing time |
Commitment delivery time |
Commitment timeframe |
|---|---|---|---|
|
North America region (excluded Mexico) |
3-5 days |
7-15days |
10-20 days |
|
Europe & UK |
3-5 days |
10-20 days |
13-25 days |
|
Australia, New Zealand, Chile and other regions |
3-5 days |
10-20 days |
13-25 days |
Special Notes:
Delivery may be delayed due to holidays, material shortages, or force majeure events. We will notify you if such cases occur.
If you have any questions or comments, please do not hesitate to contact us through:
Email: shopify@mad-motor.com
