"Product Information Model: 2kw H3.8-2kw Wind turbine which features high efficiency and low rated wind speed introducing several patented technologies and some special materials. All of the wind generators are matched with wind-solar hybrid inverter controller, which can connect solar panel within 1000w simultaneously. Please contact us for the detail. The off-grid wind turbine is matched with 10pcs 12VDC batteries in series, and on-grid system can connect to state grid. Fuse Parameters of batteries and solar panels are 500V, 30A. Application Well used in: à Housing à Telecommunications Station à TV Transfer Station à Monitoring Station (military, hydrology, observatory) à Water-pumping Station Technical Parameter Rated power(W) 2000 Maximum output powerW 3200 Charging voltage (V) DC 120V Blade quantity 3 Rotor blade material GRP Rotor blade diameterm 3.8 Start-up wind speed (m/s) 3.0 Rated wind speed (m/s) 9.0 Rated rotating rate (r/min) 450 Wind energy utilizing ratio (Cp) 0.45 Generator output single-phase frequency conversion AC Rated charging current (A) 15 The maximum charging current (in a short time )(A) 28 output AC frequency (Hz) 0~370 Generator efficiency >0.8 Tower diameter(mm) $118X4 Tower height(m) 10 The weight of generator(kg) 25 Battery 12V 150Ah/200Ah 10pcs "