Ups switching power supply 120w 12v 24V with UPS/ Charge function ac 110/220v to dc 12v 24VDC Battery Charger SC-120W-12V 24VUPS FUNCTION:long-term online floating charge to battery,high charging efficiency,battery can saturate to more than 90% ,cauto-stop harging when it's full,prevent over charging. Effectively extend battery life,AC/battery auto switch,no switch time,no need human guard,cold-start ,when there is no AC input ,can use battery start UPS,Meet the user's emergency needsSpecificate:ModelSC-120-12SC-120-24outputDC voltageCH1:13.8VCH1:13.4VCH1:27.6VCH2:26.5VVoltage tolerance1%-----1%-----Rated current8A0.5A4A0.3ACurrent range08A-----04A-----Rated power117.1W118.4WRipple&noise120mvpp-----180mvp-p-----DCvoltage ADJ.rangeCH1:11.314.9VCH1:21.329.8VinputVoltage range90264VAC,127370VDCfrequency4763HZAC current2.8A/115VAC,1.4A/230VACefficiency81%83%Inrush currentCold start current 30A/115VAC,50A/230VACLeakage current<;; 1mA/240VACprotectionOver loadRated output power110%150% start over load protectionprotection mode: AC charging mode:hiccup mode auto-recovery after fault condition is removedBattery protectionAt low voltage9.511V2022Vprotection mode:cutoff outputFunctionUPS introductionlong-term online floating charge to battery,high charging efficiency,battery can saturate to more than 90% ,cauto-stop harging when it's full,prevent over charging. Effectively extend battery life,AC/battery auto switch,no switch time,no need human guard,cold-start ,when there is no AC input ,can use battery start UPS,Meet the user's emergency needs