Feature: 1. NdFeB material known as the king of magnets, high‑grade pure copper wire winding, which bring high efficiency and stable power 2. Special stator and rotor designs, come with low starting resistance torsion and good heat dissipation 3. Gearless, direct drive, low‑speed rare earth permanent magnet generator possess easy and safe operation, convenient maintaintance 4. Anti‑corrosion treatment die‑cast aluminum alloy shell have resistance to acid, alkali and salt corrosion 5. Advanced technology sprayed treatment surface, energy saving and high efficiency, safe and reliable with bright color Specification: Item Type: Permanent Magnet Generator Model: AVAN-300w Rated Power: 300w Rated Speed: 600r/m Permanent Magnet Generator: Three-phase AC permanent magnet generator Insulation Class: F Protection Level: IP55 Service Life: > 20 Years Surface Treatment: Sprayed Permanent Magnet Material: Rare earth NdFeB Generator Height: Approx. 70mm / 2.8in, 81mm / 3.2in Diameter of Generator: Approx. 150mm / 5.9in Package List: 1 x Permanent Magnet Generator or1 x Permanent Magnet Generator 1 x Rectifier