August 19, 2011 – SMA America is now shipping the Sunny Boy HF-US line of high-frequency, residential solar inverters– its most installer-friendly models to date it says. According to SMA, Sunny Boy HF models are ideal for 2-3kW solar arrays and offer CEC-weighted efficiencies of 96.5% (Sunny Boy 2500HF-US and 3000HF-US) and 97% (Sunny Boy 2000HF-US), and feature a slim enclosure, reduced weight and modern graphic display. Input DC voltage range from 175-600 Volts (Sunny Boy 2000HF-US) and 220-600 Volts (Sunny Boy 2500HF-US and 3000HF-US).

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