Sun Power Branded Inverter, Includes RS 485 card factory installed, and factory DC Disconnect.
Sunny The Sunny Boy TL-US series features new and innovative SMA technologies including the first UL 1741 certified transformer les inverter. This American built grid-tie inverter has an outstanding maximum efficiency of 97.3%.
SUNPOWER Custom Branded SMA Sunny Boy PV Inverters. Are made by SMA and Are identical to the SMA Sunny Boy model see link for attached letter of guarantee.
Color may vary from image, most units are grey with black.