The Xantrex C60 is one of the workhorses of solar power. This unit has a sophisticated 3 stage PWM controlling system. Programmable for flooded or SLA AGM batteries. Fully programmable float and bulk charge voltages. Can also be used for low voltage load disconnect and many other features. This unit has an LCD digital readout of system voltage, panel current input, total AH used and total AH stored. More than one C60 may be set up in parallel for large arrays.