Goulds’ Aquavar SOLO2 is a constant-pressure controller that automatically monitors household water demand, delivering constant pressure when multiple water sources are in use. It is compatible with any manufacturer’s motor for retrofit applications. It is designed with a user-friendly information center with a fade-resistant LED display that shows the system pressure, speed and current, as well as an error log. Features include a dual setpoint and a programmable output relay that can control another device such as a pump or send a status signal to a monitoring device.