Solar Controller 1.12V or 12/24V auto work 2. For use with solar panels only... Application: Solar System Controller    For household Controller Main characteristics:  1.  From 12V/15A to48V/20A  2.  Control power: from several watt to several hundreds watt  3.  Voltage level: 12V,24V,48V   4.  Solar modules 2 groups input control.  5.  Controlled by MCU microprocessor, Can meet any special demands on different occasions, it also can avoid surging due to start and shut domn simultaneously of any groups.  6.  Has a series of alarm and protective functions such as over-charge,over-discharge,over-load,short-circuit,reverse-connect,reverse-prevent at night and over-heat.   7.  Display battery capacity: LED show  For solar street light  1.  From 12V/15A to48V/20A  2.  Control power: from several watt to several hundreds kilowatt  3.  Voltage level: 12V,24V,48V   4.  Solar modules 2 groups input control.  5.  Controlled by MCU microprocessor, Can meet any special demands on different occasions, it also can avoid surging due to start and shut domn simultaneously of any groups.  6.  Has a series of alarm and protective functions such as over-charge,over-discharge,over-load,short-circuit,reverse-connect,reverse-prevent at night and over-heat.  12.Automatic turn on by the PV panel voltage, can set the time freely from four minutes to fifteen hours . 13.can be ste light turn on ---time turn off ---time turn on –light turn off

Product model	Over discharge parameter (V)		Over voltage parameter (V)		Charge parameter (V)		Light control start voltage  (V)	Light control close voltage  (V)	No loaded current(A)
	Over discharge protection	Over discharge resume	Over voltage protection	Over voltage resume	Average protection	Average resume
CQ12XX	11.1V±1%	13.2V±1%	16.5V±1%	15.0V±1%	14.4V±1%	13.3V±1%	2/	7/	≤1%
CQ24XX	22.2V±1%	26.4V±1%	33.0V±1%	30.0V±1%	28.8V±1%	26.6V±1%	4/	14/	≤1%
CQ48XX	44.4V±1%	52.8V±1%	66.0V±1%	60.0V±1%	57.6V±1%	53.2V±1%	8/	28/	≤1%

 Solar controller

12V20A Solar System Controller with CE ROHS