Detailed Product Description wind turbine 1.CE proved+7patents 2.high efficiency+small size 3.NO MOQ+wholesale price 4.professional factory wind turbine As a professional manufacturer of small-sized wind turbine generator , we can offer products from 500w-20kw wind turbine generator . Our products have the great features 1. SCF supercritical generator technology, generator weigh only 147kg, generation efficiency over 0.80. 2. Quality parts use SKF bearings and Siemens PLC control system and so on 3. Sine wave output, drive 2kw pump, 5kw appliances etc. 4. Use electric protection 5. Connect with 1500w solar panels to make up the wind solar hybrid system. The main technical datas of it is as bellowing : Rated power(W) 5000 Maximum output power (W) 7500 Charging voltage (V) DC 240 Blade quantity 3 Rotor blade material GRP Rotor blade diameter 6.4 Start-up wind speed (m/s) 2.5 Rated wind speed (m/s) 10.0 Rated rotating rate (r/min) 240 Wind energy utilizing ratio (Cp) 0.4 Generator output Single-phase frequency conversion AC Rated charging current (A) 20.8 The maximum charging current (in a short time )(A) 32 Output AC frequency (Hz) 0~360 Generator efficiency >0.8 Free standing tower diameter(mm) 49518512000 (2pcs) Guy tower diameter(mm) 22030006 (4pcs) Tower height(m) 12 The weight of generator(kg) 147 Battery 12V 400Ah/600Ah 20pcs 5kw wind turbine generator is well used in housing ;ships ;remote rural areas; telecommunication stations ,monitoring stations, water-pumping etc . For more details and demands ,pls do not hesitate to contact with us , we will provide the best solutions and right products .