GrenerPower 12V 40A LiFePO4 Battery Charger, 14.6V Fast Charging, 5H Charge Time, Black, For Marine, RV & Solar Batteries

⚡[Fast charging performance]: GrenerPower 14.6V40A lithium battery charger is designed for 12V (12.8V) LiFePO4 lithium batteries. 40A high current realizes fast charging of the batteries, which can fully charge 12V 200Ah battery, 12V 300Ah battery, and 12V 400Ah battery systems in only about 5 hours/7.5 hours/10 hours, 2 times faster than an ordinary 20A battery charger, saving you a lot of time. ⚡[0V Battery Activation]: Our chargers can activate a battery that is protected by the battery's BMS or has a low battery voltage, bringing them back to normal voltage. Simply connect the charger to the battery and the battery will return to normal voltage. ⚡[Safety Protection Functions]: GrenerPower 14.6V 40A LiFePO4 battery charger is equipped with five safety protection mechanisms, including over-temperature protection, output short-circuit protection, reverse polarity protection, output over-voltage protection and output over-current protection. This comprehensive safety protection ensures safe battery charging. ⚡[Real-time Device Status Display]: GrenerPower 14.6V 40A LiFePO4 Battery Charger is equipped with LED indicators, which real-time display the battery voltage, charging current and output capacity of the battery charging, so that you can fully understand the current charging status, which is very convenient. ⚡[Quality Assurance & After-sales Service]: GrenerPower 14.6V40A lithium battery charger is made of high quality components with advanced circuit design and strict pr Sold on GrenerPower (https://grenerpower.com/products/12v-40a-lifepo4-battery-charger-14-6v-fast-charging-5h-charge-time-black-for-marine-rv-solar-batteries). The price shown is the retail price on that storefront on 2026-10-25, not a GreenB2B quote or a wholesale price.