Installing the SQFlex Solar requires no special tools as the solar modules plug straight into the system. The SQFlex Solar can be run economically and remains virtually maintenance-free. SQFlex pumps have built-in protection features that protect the pump itself and in many cases the well. Among these features are: -- Protection against dry-running, overloading and overheating - Automatic restart when Water returns to the well or when the motor temperature returns to the safety range -- Continuous load condition and voltage monitoring