Overheating in Boats

If you are using the 4QD series in a boat then you should pay particular attention to airflow and cooling to prevent the controller from overheating. It’s not kind to shut your controller away in Read More

Recharging Under Sail

When an electric motor is fitted to a sailing boat, it opens up the possibility of recharging under sail by using the water flow over the propeller to turn the motor to act as a Read More