pwm 30a 48v solar charge controller for solar power system Features. 1,With relay function 2,Miceocontroller and CPU ... 3,Protection against overload,short circuit and reverse connection 4,Temperature Compensation 5,ISO9001 CE ROHS Certificate Approved Specifications: Type ... 6V; ×2/24V; charge return voltage 13.2v;×2/24V; Temperature compensation -5mv/°C/cell (Boost charge, Direct charge, Float ...