25.2Volt 4 Amp AC-DC External 18650 Battery Charger
This highly reliable CC + CV single-output AC/DC power adapter is specifically designed for 3S Li-ion batteries. Available with output current options ranging from 1A to 4.0A, it features fixed AC plugs in EU, KR, US, AU, UK, and CN types with Class II rating (without earth pin). The universal AC input accepts 100-240V voltage range and achieves Level VI energy efficiency with low no-load power consumption below 0.2W. Comprehensive safety protections include over current, over voltage, and short circuit protection.
Key Features
- Desktop style charger for Li-ion batteries (lithium iron and lithium manganese)
- Constant voltage and constant current charging mode
- Universal AC input with full range compatibility
- Level VI energy efficiency rating
- Comprehensive protections: Short circuit, over voltage, over current
- Class II power unit (without earth pin)
- Class 2 power units certification
- LPS (limited power source) compliant
- Compact size with fully enclosed plastic case
- 100% full load burn-in tested
- 3-year warranty
Technical Specifications
| Product Name |
Li-ion Battery Charger |
| Model No |
KS100DU |
| AC Input |
100-240V, 50/60Hz |
| AC Input Current |
4.0A Max |
| DC Output |
25.2V |
| Charging Mode |
Three Stage Mode Smart Charger (CC-CV-TRICKLE) |
| LED Indicator |
Red during charging, Green when fully charged (switches when charging current drops below 0.2A) |
| Efficiency |
Higher than 89% at 100-240Vac input with full load output |
| No-Load Input Power |
Less than 0.5W at 115Vac or 230Vac output no load |
| Leakage Current |
≤0.25mA/240V for Class II products; ≤0.75mA/240V for Class I products |
| Protections |
Short circuit, over voltage, over current, over temperature, timing, switching off, recharger protection |
Applications
E-bikes, e-balance cars, e-scooters, e-surfboards, UAVs, UPS systems, e-four-wheelers, electric tools, intelligent household appliances
Why choose us?
.Constant current and constant voltage charging mode,with two-color indicator light
.Various styles:wall-mounted type,removable ac plug type,desktop type,two-end outlet style,Housing with fixing screw hole,etc
.High efficiency and energy saving,meeting six energy efficiency standaeds
.Provide OEM/ODM services,LOGO/color/packaging/shell/connector/wire can be customized
.Global certifications:UL/cUL,ICES,FCC,GS,CCC,CQC,KC,PSE,UKCA,RCM,RoHS,CB etc
.Input:100-240V/220-240V,50/60Hz
.Output:5V-48V,5W-200W
