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SunSpec Alliance

News solar regulations
Patent Office invalidates two Tigo rapid shutdown patent claims, upholds...

Update: This article has been updated to note that Tigo is no longer a SunSpec Alliance member, as originally described, but was during the ...

February 1, 2023
News SolarUp-Single
Solar optimizer and RSD tech startup Enteligent joins SunSpec Alliance

Solar optimizer / RSD solution startup Enteligent has joined the SunSpec Alliance as a Contributing Member.  Enteligent’s solar e...

August 23, 2021
News sunspec alliance laboratories
SunSpec Alliance update on work to simplify rapid shutdown signaling...

In a few short years, the industry’s concept of a Distributed Energy Resource (DER) has morphed from an uncomplicated rooftop solar PV...

March 15, 2021
News modbus map
Get on the Modbus: An explanation of IEEE 1547 and...

The success of widely-adopted technologies is often tied to standardization. From video formats to the Internet, and now to the energy grid,...

March 3, 2021
Featured crowd sourced AHJ permitting
Searching AHJs for solar permitting? Check this free, crowd-sourced registry

Every little step in residential solar project planning and design can add hours, days or more to the time that customers sit around and wai...

October 20, 2020
News smart solar inverter sunspec
SunSpec Alliance teams with MESA Standards Alliance on ESS certification,...

The MESA Standards Alliance and the SunSpec Alliance formed a new joint testing and certification program for the MESA-Device specification....

September 21, 2020
News SunSpec-RSD-Rooftop
How standardized solutions for rapid shutdown mitigate supply chain issues

Between COVID-19 and escalating trade tensions, especially between the U.S. and China, the global supply chain is experiencing a period of u...

July 15, 2020
Inverters and eBOS certification stamp
SunSpec: Smart inverter communication now a national standard, here’s what...

On May 21, 2020, the IEEE 1547.1-2020 standard was officially published, making smart inverters with standard communication interfaces the o...

June 1, 2020
Inverters and eBOS sunspec alliance laboratories
Rejoice for choice: 12 companies now in the SunSpec Rapid...

Product choice has been an issue with rapid shutdown requirements since the NEC 2017 update, but that tide is starting to turn. Six addition...

May 13, 2020
Policy deadline rule 21 california
California Rule 21 compliance deadline extended to June 22

As of March 20, 2020 the California Public Utilities Commission has issued an extension of the CA Rule 21 compliance deadline, pushing the d...

March 30, 2020
News solar installer
Rapid Shutdown Rewind: Let’s re-examine the impact of NEC 2017...

The Solar+ Decade is starting off as the module-level power electronics (MLPE) decade. In its most recent U.S. PV Leaderboard, Wood Mackenzi...

March 16, 2020
News sunspec alliance laboratories
SunSpec Alliance is creating a Blockchain Work Group (here’s how...

The SunSpec Alliance and members Doosan Gridtech, Kitu Systems, and Wivity announced the creation of the SunSpec Blockchain Work Group. The ...

October 28, 2019
News Countdown to 2020 installment V
Countdown to California 2020, Part V: Can the solar sector...

With solar power coming to every new home, the solar sector and grid planners in California try to meet in the middle. The Countdown to 2020...

September 26, 2019
Featured Watt's Next
Watt’s Next? A crowd-sourced collection of ideas, innovations and inquiries...

It’s gonna break my heart to see it blown to bits. That’s the refrain of the best song of 2019, “Blown to Bits” by C...

September 19, 2019
Inverters and eBOS Fronius Primo
The Fronius Symo Advanced inverter is the first to achieve...

The Fronius Symo Advanced is the first inverter on the market to receive the official SunSpec Rapid Shutdown certification, according to the...

May 22, 2019
News sunspec alliance laboratories
SunSpec Alliance partners with 7 test labs to certify products...

SunSpec Alliance, the information standards and certification organization for the Distributed Energy Resource (DER) industry, announced the...

January 22, 2019
News utility communication standard
New standard emerging for grid operators to communicate with DER...

A collaborative team published a new Application Note to help grid operators communicate with distributed energy resources (DER) and enhance...

January 14, 2019
Products NEC 2017
NEC 2017 Primer for Solar Installers: Manufacturers explain how their...

Jan. 1, 2019, is almost upon us, which means the National Electric Code (NEC) 2017 is almost in effect. Not all jurisdictions will be up to ...

December 10, 2018
News Tigo TS4 rapidshut down
Tigo debuts its most cost-effective rapid shutdown solution yet

Tigo released its new TS4-F (Fire Safety) to join the current TS4 Platform of integrated and retrofit/add-on junction box covers. As the mos...

January 8, 2018
Inverters and eBOS solar predictions
What will solar systems look like in 2020? Fronius makes...

In just a few years, we will flip the calendar to a new decade. However, in a rapidly evolving industry like solar, a few years can mean sig...

December 6, 2017
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