PMA (permanent magnet alternator) rotor. It is used for Making Your Own DIY Wind Turbine PMA. Used for making a PMA (permanent magnet alternator) for horizontal axis wind turbines, vertical axis wind turbines, hydroelectric generators, and motor driven generators. Super strong neodymium magnet rotor will replace.Standard Delco Remy 10 or 12SI alternator rotor. Any PMA using a Delco Remy 10 si or 12 si case. Products may be slightly different than the ones pictured. If our supplier runs short of the products shown, we will substitute them for the same quality or better. The item "Basic Permanent Magnet Alternator Rotor for Wind Turbine Generators" is in sale since Monday, August 22, 2016. This item is in the category "Home & Garden\Home Improvement\Electrical Supplies\Alternative Energy Supplies\Wind Power Supplies\Wind Turbines & Kits". The seller is "missouriwind" and is located in Seymour, Missouri. This item can be shipped to United States, China, Mexico, Germany, Japan, Brazil, Russian federation.