Sunny Boy 4000TL-US
SMA has introduced their first series of transformerless grid-tie inverters packed full of new features allowing you get the most out of your system. With dual MPP trackers the Sunny Boy 4000TL-US can easily manage multiple roof orientations and system configurations maximizing power production.

• Transformerless for increased efficiency and lighter weight
• Dual maximum power point tracking (MPPT) for more design options
• Reduce effects of partial system shading with OptiTrac™
• Built-in LCD screen for output display
• Flexible design and simple installation

The new transformerless design provides maximum power production with 96.5% CEC efficiency a greater operating voltage range of 125V to 600V all while reducing the size and weight.

The Sunny Boy 4000TL-US ships with a handful of new features including an SMA exclusive Secure Power Supply (SPS) which can provide up to 1,500 watts of dedicated power in the event of a daytime power outage. See video below.

The built in LCD screen allows the user to view up-to-the-minute system information as well as control and manage critical information.