MIDNITE SOLAR CLASSIC 250-SL MPPT CHARGE CONTROLLERThe Classic 250 MPPT Charge Controller has Arc Fault, Ground Fault, free web monitoring, a graphics panel and Solar, Hydro and Wind Modes. The Classic 250 has a maximum output current of 63 amps, an operating voltage of 250 volts and works with 12 to 72 volt battery systems. The FREE MidNite Solar Local Application enables you to monitor your Classics over your local network or the Internet. As with the whole Classic Line, the Classic 250 has MidNites