... controller 1)MPPT range 9~18V 2)10A 12v 3)CE certification 4) 5 years warranty Production introductionThe ... maximum current rating,100Amps respectively,in ambient temperatures as 50°C.Included in all of the DC-50 charge controllers are ... :solar ,load, battery,AlarmConversion efficiency97.5%Operating temperature range-10°C~50°COperation humidity0~90% RHConnectionJunction end:Solar,Battery,Loadsize(H ...