Product detail:Rated Power: 400 watts at 28 mph (12.5 m/s)
Voltage: 12, 24, and 48 VDC
Kilowatt Hours per Month: 38 kWh/mo at 12 mph (5.4 m/s)
Turbine Controller: Microprocessor-based smart internal regulator with peak power tracking
Overspeed Protection: Electronic torque control
Body: Cast aluminum (Marine is powder coated for corrosion protection)
Mount: 1.5 in schedule 40 pipe, 1.9 in (48.26 mm) OD
Survival Wind Speed: 110 mph (49.2 m/s)
Weight: 13 lb (5.85 kg)
Shipping Dimensions: 27 x 15 x 9 in (686 x 38 x 228 mm), 17 lb (7.7 kg)
Warranty: 3 year limited warranty