About This

MPPT 20A, Adopting advanced MPPT (Maximum Power Point Tracking) technology with tracking efficiency up to 99.5%, maximum charging conversion efficiency up to 98%, wide range of MPP working voltage.
Wireless Phone APP intelligent control: Convenient Remote Monitoring. With a built-ineasy-to-use phone APP control, you can remotely monitor your charger and panel productivity while. Its APP remote monitoring technology ensures that you are always up-to-date.
20 Amp mppt Solar Charge Controller 12V/24Vdc system works automatically. Maximum PV voltage 75V, maximum PV input power: 260W for 12V battery system, 520W for 24V battery system,Built-in WI-FI for APP remote monitoring and setting.
Supports 12V/24V batteries] Controller is compatible with a wide range of batteries (lead-acid and lithium batteries, user-definable); preset charging parameters for sealed batteries, gel batteries, submerged batteries, and lithium batteries (LFPs), and charging parameters for other batteries can be customized according to your needs.
20 Amp solar controller with excellent heat dissipation design and multiple load control modes: 24-hour working mode, light control mode, light + time control mode.Comprehensive charging protection short circuit/over current/reverse polarity ,protection; detailed LCD display and 2 buttons make this solar controller very easy to use.
Notes to buyers:Designed for 12V/24V batteries, please don't connect to higher voltage batteries. The PV can not exceed 75V. Connection sequence: first connect the battery, then connect the solar panel.