... selling12V/24V 20A Solar charger controller regulator wholesale price100% manufacturer Intelligent control PWM controlC hot selling12V/24V 20A Solar charger controller regulator wholesale price100% ... 13.2v,×2/24V,-5mv/°C/cell (Boost charge, Direct charge, Float charge, charge return voltage),12.0V, ×2/24V,11. ... rate,×2/24V,12.6V,×2/24VPWM charge mode, modified discharge voltage by the discharge rate