Efficient charge controller with active cooling to keep it charging under harsher conditions. Of charge controllers I’ve tested personally this has been the best. I have a video showing how well it works and how it compares to a less expensive PowMr controller.
Model: AP60C
Maximum Charging Power (Battery voltage/Wattage Supported): 12V/720W, 24V/1440W, 48V/2880W
Recommended Module Power (Battery voltage/Wattage Supported): 12V/900W, 24V/1700W, 48V/3400W
Solar Input Voltage (Battery Voltage/Panel VOC): 12V/18-80VOC, 24V/30-100VOC, 48V/65-150VOC
Current Output Max: 60A