dc-to-dc converters

SolarEdge and SMA’s launches of inverters compatible with Tesla’s Powerwall and LG Chem’s new range mark a “growing trend” towards higher voltage batteries for residential PV systems, an IHS analyst has said.

Ampt said that its patented String Optimizers are being deployed in 600 volt photovoltaic (PV) solar systems at installed costs in cents per watt that rival that of 1000 volt systems. Ampt String Optimizers are designed to allow the use of 1000 volt inverters that are claimed to lower inverter cost by 40% and also reduce DC BOS costs by 50%.