The MPPT 250 is a fully automatic, current boosting, 25 amp solar control. The MPPT 250 incorporates an advanced microprocessor design that brings outstanding performance and many new features to the medium power systems. Standard features include digital volt and amp meter. A 15 amp low voltage disconnect. Battery temperature sensor. Auxiliary battery trickle charger. Solar inputs of up to 100 volts may be used to charge a 12 volt battery. Up to 30% current boost is possible. Ideal for campers, recreational vehicles and small cabin systems. Up to 250 watt solar input.