Steca PR and Tarom solar charge controllers are top quality and are widely used and trusted around the world. With sizes from 10A to 45A the largest Tarom45 model is suitable for over 1kW of solar (at 24V)! All models feature automatic detection of system voltage (12V or 24V) and offer supern access to system information including battery state of charge. Easy to install and use and quality and reliability come as standard!