12V 20A LiFePO4 Battery Charger, 14.6V AC-DC Smart Charger for 12V/12.8V Lithium Batteries, Fast Charging with LED Indicator for RV, Solar, Off-Grid, Marine and Home Backup Systems

Fast 20A Charging for 12V LiFePO4 BatteriesThis charger delivers a strong 20A output at 14.6V, ideal for charging 12V/12.8V LiFePO4 deep cycle batteries quickly and efficiently.Estimated charging time:100Ah battery → approx. 5 hours200Ah battery → approx. 10 hours300Ah battery → approx. 15 hours(Actual time may vary based on temperature, battery condition and BMS performance.)Durable Aluminum Alloy HousingThe metal casing provides better heat dissipation and durability than plastic chargers, helping protect internal components during long use cycles.Stable Outdoor PerformanceMoisture-resistant construction supports outdoor and mobile environments such as RV, solar and marine systems.Operating temperature: -20°C to +45°CStorage temperature: -25°C to +85°CSmart CC/CV Charging ProtectionAutomatic charging control helps extend battery life and supports BMS-protected batteries with smooth, safe operation.Built for Real Power SystemsCompatible with RV setups, off-grid solar banks, home backup storage and marine applications. Just plug in and charge.Compact Size + Extended Cable LengthCharger body size: 6.30 × 5.71 × 4.25 inchesOutput cable length: 1.1 m (3.6 ft)Input cable length: 1.2 m (3.9 ft)Please Note:Only for 12V / 12.8V LiFePO4 batteriesNot for lead-acid starter batteriesKeep charger ventilated while operatingAvoid sealed or overheated spacesSurface temperature rise during charging is normal (≤ 30°C increase)

• 【20A Fast Charging for LiFePO4 Batteries】20A output at 14.6V for 12V/12.8V LiFePO4 deep cycle batteries. Supports charging systems in RVs, solar storage setups, off-grid cabins, marine power banks and home energy storage. Optimized charging control helps improve overall system efficiency.
• 【Optimized CC/CV Charging Profile】Uses a constant current / constant voltage charge curve designed for lithium batteries, helping maintain stable output and reduce stress during charging. Automatic stop when full helps support long-term battery performance.
• 【Charging Time Reference for LiFePO4 Batteries】Approximate full charge times: 5 hours for 100Ah, 10 hours for 200Ah, 15 hours for 300Ah batteries. Charging time may vary based on temperature, battery condition and BMS activity.
• 【Integrated Electrical Protection System】Includes over-voltage, over-temperature, overload, short-circuit and reverse polarity protection. Compatible with BMS-equipped lithium batteries for stable charging across a range of power conditions.
• 【LED Status Monitoring】LED indicators display charge progress and status for quick visual checks during operation. Easy to connect, easy to monitor, ideal for daily charging and system maintenance.
• 【Universal AC Input: 90–264V】Works with standard AC wall power worldwide. Suitable for fixed installations and mobile systems in RVs, marine setups, solar banks and off-grid energy platforms.