20A 30A 40A PWM solar charge controller
Outstanding features:
?1.LCD display.
?2.One year's data memory
?3.12/24V or 48V system voltage
?4.Four navigation buttons, easy to implement various operations.
?5.External Display unit, Real-time display the operational data working status of the controller in digital, graphic and textual forms by a large LCD.
?6.Many choices of battery type, working mode and protection
?7.Four stage PWM charge way: bulk, boost, equal, float.
?8.Full automatic electronic protect function