When it comes to the buying decision for solar inverters, some buyers might be inclined to only look at pricing and spec sheets. While these are certainly buying criteria that should not be neglected, it is just a small portion of the bigger picture that needs to be lookedRead More

This is an excerpt from the 2018 Inverter Buyer’s Guide. Be sure to download the full free report, complete with specs on 136 inverters at the bottom of this page. Don’t let the hard, boxy exterior fool you — today’s inverters are all about transparency. A key in inverter selectionRead More

Solar inverter intelligence and monitoring has evolved mightily over the last few years, from silent rows of capacitors to today’s circuit-programmable, WiFi-enabled guardians of PV arrays. These systems sense minute changes in operation and advise system managers of options, in real time, for energy management and O&M (operations and maintenance).Read More

New codes and regulations are notorious for raising prices and halting innovation in industries, but the new rapid shutdown requirements facing the solar industry are having the opposite effect. Thanks to a coalition of manufacturers and interested parties across solar, the solutions being developed to meet NEC 2017 Module LevelRead More

Solar is now the No. 1 new source of capacity being added to the grid, according to the U.S. Energy Information Administration, and solar installer is the fastest growing job in the country according to the Bureau of Labor Statistics. And what’s the reason for the rise of this newRead More

Dan Fortson, applications engineer for Fronius USA, is a lifer in solar energy – starting back in the wild west days of the ‘80s, learning from the early off-grid PV pioneers to now working for one of the top inverter brands in the industry. He has seen a lot over the years, and he’sRead More

Fronius USA received UL certification for the Fronius Primo 10-15 kW and Fronius Symo 208-V inverters to comply with California’s Rule 21 inverter requirements. With that, all Fronius Primo and Symo inverters are now Rule 21 compliant. What this means Rule 21 refers to the generator interconnection requirements of eachRead More

At Solar Power International, string inverter manufacturer Fronius (booth #3943) will present its first inverter that is ready for the new SunSpec Communication Signal for Rapid Shutdown on the module level. Other new offerings include next-generation Rapid Shutdown Boxes and an upgrade of the Fronius Service Provider network known as FSP.Read More

Fronius USA received UL certification for California’s Rule 21 inverter requirements, which are required in California for new Net Energy Metering (NEM) applications from September 8. What’s Rule 21 again? Rule 21 refers to the generator interconnection requirements of each California Investor-Owned Utility (IOU). A years-long process has been underwayRead More

APsystems: True three-phrase microinverters APsystems boasts an industry best-selling 3-phase solar microinverter and the industry’s first true 3-phase (phase-balanced & phase-monitored) unit, the YC1000-3. This model handles 208V or 277Y/480V grid voltages with 900 watts maximum output, 95 percent peak efficiency and comes with ZigBee communication and integrated ground. AtRead More