Specification of Battery Charger ES180S 42V/4A 42V / 4A Li-ION BATTERY CHARGER 1 General ES180S 155 9050mm 42vdc/4A Battery Charger ES180S 155 90 50mm can work normally under 42vdc/4A and with reverse polarity protection. Main product specification Combined Input Combined Max.output Output voltage regulation Output current voltage regulation power 180W 220 42V+/-0.2Vdc +/-0.2V 4A +/-0.2A Environmental condition No. Item Technical specification Remark 1 Humidity 5~95% With package 2 Altitude 3000m Work normally Electrical characteristics 4.1 Input characteristic Item Technical specification Remark No. 1 Rated input voltage 220Vac 2 Input voltage range 90 ~ 140Vac 100/220Vac Selection 3 AC input voltage frequency 5060 Hz 4.2 Output characteristic or charge stages No. Item Technical specification Remark 1 CC(constant current) 42vdc,4A 2 CV(constant voltage) 42vdc, 4A 3 Float stage 0.3A CC =230Vac, 4 Power efficiency 80% Vin=230Vac,rated load 2