SMA Power Inverters

SMA America is a pioneer in photovoltaics power conversion, they started in 1981 in Germany. Today they are a top 3 inverter manufacturer worldwide with presence in 15 different countries including the United States and Canada. In 2011 they opened the solar academy in California to help installers understand SMA’s technology and bring that knowledge to the home of thousand of homeowners in the US.

Additionally SMA provides their Sunny Portal free of charge to SMA users. It is one of the most advanced energy communication platforms; all SMA inverters can transfer production data to the Sunny Portal. The portal is accessible to system owners via the Internet, where they can view and monitor their system’s performance in great detail. SMA America has raised the bar in the solar industry for over 30 years and they certainly will continue to do so.

Datasheet

Sunny Boy US-41 offers added features such as proprietary ShadeFix technology. The SunSpec certified shutdown devices give you a more cost-effective way to achieve compliance with NEC 2017 module-level shutdown. SMA inverters are AFCI compliant to new Standard UL 1699B. They can easily be configured for compliance with California Rule 21.

Installation & User Manual

The Sunny Boy is a transformerless PV inverter which converts the direct current of the PV array to grid-compliant alternating current and feeds it into the utility grid. The product is suitable for indoor and outdoor use. The product must only be operated with PV arrays (PV modules and cabling) that are approved by the electrical standards applicable on-site and the National Electrical Code.

Warranty & UL Certificate

SMA Warranty applies exclusively to buyers that have purchased the devices themselves and have put them into operation for the first time and are using them as a component in a grid-tie PV system.

Firmware

This firmware supports all power classes of the product families SBx.x-1SP-US-41 including Sunny Boy 3.0/3.8/5.0/6.0/7.0/7.7 US. The firmware update is done via USB-Stick or Web-Interface (directly on the inverter). It is mandatory that you read the attached READ-ME.pdf beforehand.