The STECA DC/AC pure sine wave inverters of the Xtender XTM series features an inverter, charger, switching function and support of AC external sources. They operate automatically, and are very user-friendly, offering high energy exploitation. They can also be controlled manually. The user-friendly software can be updated, offering more productivity with new versions. The inverters can be connected in parallel or they can form a three-phase system, up to nine inverters, operating perfectly, without errors. They offer voltage supplies up to 115 V, and have a robust, durable design, guaranteeing stability and reliability.