Scott Carman of Paragon Solar routinely sees burned out solar module connectors. Previously a solar installer, Carman has shifted to solely doing O&M work, which usually means replacing broken panels (they get a lot of hail in Colorado). Many of these jobs involve stranded systems installed by companies now outRead More

In a few short years, the industry’s concept of a Distributed Energy Resource (DER) has morphed from an uncomplicated rooftop solar PV system that reduces your electricity bill to an incredibly complicated apparatus that does what the old system did plus stores energy, keeps the lights on at night orRead More

Rapid shutdown probably feels like old news at this point, but the product market is just now hitting its stride. Initially, the NEC 2017 and 2020 code changes directly favored the technology of certain module-level power electronic brands, and early versions of inverter-agnostic rapid shutdown devices that paired with stringRead More

APsystems welcomes SMA to its growing network of inverter manufacturers compatible with its APsmart brand of Sunspec standard-compliant Photovoltaic Rapid Shutdown Equipment (PVRSE). Solar professionals in the United States can now combine the complete range of SunSpec Rapid Shutdown-certified SMA inverters with a reliable, safe and cost-effective APsmart Rapid ShutdownRead More

Northern Electric Power Technology Inc. (NEP)’s PVG-4 is an easily installed standalone rapid shutdown product, providing NEC-2017 and NEC-2020 compliance at lower cost and with some added safety features. Cool things to note: You can connect four PV modules to one device to achieve that lowest cost (with three to oneRead More

IMO keeps racking up the UL PVRSS (Photovoltaic Rapid Shutdown System) listings, last week adding the Fimer UNO range of solar inverters from 1.2kW to 6.0kW and also the Fimer PVS range of solar inverters from 50kW to 60kW under UL1741 guidelines. Preceding this announcement was SMA and Fronius. What’sRead More

Tigo Energy received UL PVRSS (Photovoltaic Rapid Shutdown System) certifications for approximately 30 inverter models, bringing its certified inverter total to more than 200 inverters from 17 different companies. Tigo already had the largest network of certified inverters for customers to choose from and this adds even more options toRead More

The IMO FireRaptor’s latest UL PVRSS listing is with the SMA Sunny Boy range of solar inverters from 3 kW to 7.7 kW and also the SMA TRIPOWER range of solar inverters from 33 kW to 62 kW under UL1741 guidelines. The FireRaptor also meets UL’s new AFCI compatibility requirementsRead More

Sungrow has selected Tigo as its technology provider for PV rapid shutdown solutions in the United States. The company has also joined the Tigo Enhanced initiative, which makes it as simple and frictionless as possible for PV customers to get reliable rapid shutdown solutions. The Sungrow inverters that integrate TigoRead More

Since announcing the TS4-A-2F, Tigo has seen significant demand for it as PV system owners, installers, and distributors look for reliable and cost-effective ways to fulfill National Electrical Code (NEC) requirements for module-level rapid shutdown. It is now reaching rooftops all across the country. “We’ve had more demand for theRead More