... MPPT-10 Model solar charge controller Rated input Ampere is 10A. We have 12V, 24V and 48V three kinds of MPPT solar ... , 80-800Wp (48V).Connection: (As indicated in Picture 3)1. Connect the +, - poles of the battery to the controller (3, 4 from ... 24v and 48V system, the input voltage will be much higher than battery voltage(Note: It is normal if the controller can ...