At a Glance

Kilowatt Hours/Month:
Rotor Diameter:
Rated Power:
Turbine Controller:

100 kWh/mo at 12 mph (5.4 m/s)
7 ft (2.1 m)
12, 24, 36, 48 VDC
900 watts at 28 mph (12.5 m/s)
Whisper Charge Controller (included)
5 year limited warranty

Best for moderate to high wind 9 mph (4 m/s) and above

Whisper 100 provides dependable energy for remote homes, telecommunications sites and rural applications in moderate to extreme environments. Reliable operation by thousands of customers makes Whisper 100 the top selling small wind turbine in its class. Assuming a 12 mph (5.4 m/s) average wind, a Whisper 100 will produce 100 kWh per month.

The Whisper 100 is one of the quietest wind turbines ever tested by the National Renewable Energy Labs.

In addition to its patented smooth acting side furling design, the Whisper 100 has a number of new features that make it ideal for any new or existing photovoltaic system.

  • A new four bearing spindle for a smoother operation and longer life
  • An upgraded Yaw shaft that more efficiently delivers current to your batteries
  • New bronze bushing and larger diameter furling pin for smoother furling action
  • New castings that allow easy access to the stator for changing voltage Included with every whisper is our new Whisper Controller.

Please refer to the Overiew section for documentation

Installation Spotlight

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Green Basics