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Windy Nation's 5 HyperSpin Blade Set (Comes with everything pictured, including five (5) blades, a stainless-steel hub and stainless-steel mounting hardware) The hub offered in this listing is 5/8 inch in diameter and fits Windy Nation's Rover PMA! See our other ebay listings for a 1/2 inch hub version which is compatible with our arbors. We also sell a 17 mm hub version which fits Delco (car alternator) wind turbines. The five-blade HyperSpin blade set also works great on permanent magnet alternators (PMA's) in the 500 Watt and under category:
Not sure which blade set is best for your motor/generator? Send us a message through ebay with the specs. of your motor/generator and we will be happy to help. What is included with your purchase? 1. Five (5) 28-inch HyperSpin blades. The blades are about 5 inches wide at the base and 28 inches long (diameter of swept area is about 60 inches with the hub). HyperSpin blades are CNC-manufactured with a dimensional tolerance of 0.005 inches. They are perfectly balanced and spin fast and smooth. They are manufactured from aircraft-grade aluminum, making them light-weight, durable and rust-resistant.
About Windy Nation's Blades If you are looking for high quality, professionally designed and precision-manufactured wind generator blades, then these are the blades for you. These blades are strong, quiet, and durable. Simply put, they are designed to perform and built to last. Do not waste your money on blades made of PVC, ABS or plastic. With the first strong winds, those blades will suffer irreversible stress failure, while all our blades can withstand winds of at least 70 mph. Furthermore, all our blades are field-tested and undergo hundreds of hours of prototyping and testing. We use ultra-smooth dies to shape these blades, which have been specifically engineered to minimize surface defects. You will not be disappointed with our blades. We are certain of their superiority and offer a 90 day warranty.
Video of 5 TurboTorque blades on a permanent magnet Leeson DC motor in ~12 mph wind. The HyperSpin blades in this listing are very similar to our TurboTorque blades but they provide better start-up torque and overall power.
See High Resolution Photos Below
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Shipping and handling | Each additional item | To | Service | Estimated delivery* |
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US $24.43 | US $11.56 | United States | Standard Shipping (UPS Ground) | Between Mon. Feb. 13 and Fri. Feb. 17 |
Domestic handling time | Estimated sales tax |
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Will usually ship within 1 business day of receiving cleared payment- opens in a new window or tab. | Seller charges sales tax for items shipped to: CA (9.25%). |
After receiving the item, contact seller within | Refund will be given as | Return shipping | Return policy details |
7 days | Money back | Buyer pays return shipping | Shipping and handling is non-refundable. Returned items must be in new, unused condition. There is a 10% re-stocking fee on all returned items. The warranty does not cover misuse (accidental or intentional) or abuse by the purchaser.International Bidders: We are not responsible for items lost or damaged by the postal service. If you are concerned about this, you must request to purchase shipping insurance before you pay for your items. |
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