Victron Energy SmartSolar MPPT 250/70-Tr Solar Charge Controller.

For 12V, 24V, and 48V battery systems. Maximum 250V Voc, 60A charge current. Screw terminals for both battery and PV connections. Built-in Bluetooth communication

Ultra-fast Maximum Power Point Tracking (MPPT)

Especially in the case of a clouded sky, when light intensity is changing continuously, an ultra-fast MPPT controller will improve energy harvest by up to 30% compared to PWM charge controllers and by up to 10% compared to slower MPPT controllers.