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These turbines are available in two sizes. They are basic horizontal downwind units. The manufacturer's website is not much help and does not have a stated guarantee for their products.
This brand is from RULIS ELECTRICA LDA and offers horizontal wind turbines. They can be purchased directly through their website but it does not have a stated warranty policy.
These systems are from XZERES CORP. and are horizontal downwind turbines. The controls and inverter are built into the turbine assembly and are therefore easier to install. They offer a battery charge controller kit and are backed by a good warranty.
This brand is made and sold in Australia. The units are available in two sizes (400w or 1000w) and as stand alone or grid tied systems. They use basic technology (horizontal upwind turbines) and the warranty is not very good.
StatoEolian-- gual-statoeolien.com ----2*
These vertical turbine units are made in France. They are available in two sizes and have a good warranty.
This brand is available in North America, Europe and Asia. They offer horizontal down wind units for off-grid applications. The systems are sold at many home improvement stores but the warranty is not very good.
This brand is made in Germany and features a small (350 watt) off grid unit. The horizontal downwind unit is available for either 12 or 24 vdc battery charging. Although the system is not large enough for most houses in developed countries, it can be a good option for electrification of areas in developing countries. The units can be purchased directly online but the warranty is not very good.
This brand is made in Sweden by SWEDISH WIND ENERGY INDUSTRY CO. The VK240 is a 750 watt system for off-grid. The warranty is not very good when compared to other brands and it is available in only the one size which may not be big enough for your needs.
These horizontal upwind turbines can be building mounted or freestanding and used in grid tied or off grid applications. The brand is from RENEWABLE DEVICES GROUP and is sold to end-users as well as through distributors. The units are very quiet thanks to their patented circular diffuser ring but their guarantee is not very good.
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