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South West Wind Turbines

Whisper 200 (1000 W)

The only small/mid sized wind turbine which has been type tested & certified by CWET (Centre for Wind Energy Technology, India) for "Power Performance" as per IEC 61400-12-1 & for "Safety & Functional Test" as per IEC 61400-2.

Worldwide it is the most efficient wind turbine in its class. Power output to capacity ratio is highest. It generates more power than any other wind turbine (per KW of rated capacity) at low wind speed areas. It can be easily mounted on roof tops or telecom towers.

Turbine Specifications:

Rotor Diameter 9 feet / 2.7 meters
Weight 65 lbs / 30 kg box: 87 lbs / 39.46 kg
Shipping Dimensions

51 x 20 x 13” / 1295 x 508 x 330 mm


2.5” schedule 40 / 6.35 cm pipe

Start-Up Wind Speed 7 mph / 3.1 m/s
Voltage 24, 36, 48 VDC (HV 120/240 available)
Peak Power 1132 watts at 26 mph / 11.6 m/s
Rated Power 1 min. avg. power as tested under IEC 61400-12-1 is 700 watts at 12.8 m/s
Turbine Controller Whisper controller
Body Cast aluminum/marine option available
Blades 3-Polypropylene/carbon glass reinforced
Overspeed Protection Patented side-furling
Kilowatt Hours Per Month 158 kWh/mo at 12 mph / 5.4 m/s
Survival Wind Speed 120 mph / 55 m/s
Warranty 5 year limited warranty

Instantaneous Wind Speed

Annual Average Wind Speed

Whisper 200
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