Functions:

SL20 series controller is a kind of intelligent, multi-purpose solar charge and discharge controller. The family use it with a very friendly interface. SL20 series controller has following features:

1.    Intuitionistic LED indicators show the current system battery capacity, charging and discharging state of the battery.

2.    Having the protection functions as overcharging, over discharging, overload, short-circuit and reversed connection.

3.   PWM charging makes the charging efficiency increase by 3% to 6%, compared with non-PWM charging.

 4.  With fuse set outside, it can be replaced easily.

12V and 24V automatically distinguished.

Technical Data