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SPARQ Systems has released a smart-grid-ready micro-inverter that is auto-configurable to any jurisdiction and is compatible with 50 Hz and 60 Hz power frequencies, according to the company.

Powered by advanced digital control software, SPARQ's micro-inverter eliminates electrolytic capacitors and optical isolators and uses fewer energy conversion stages, the company says. The 60 Hz micro-inverters were certified in North America in 2011, and certification is pending for the international products.


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