Home Articles What Is A 48V Lifepo4 Battery And How Do You Charge It?

What Is A 48V Lifepo4 Battery And How Do You Charge It?

If you are looking to purchase or have recently purchased a 48V LifePO4 Battery then this article will be helpful for you. LifePO4 batteries weigh less than comparable sealed lead-acid (SLA) batteries. They can also charge four times faster than SLA batteries. In this article, we will guide you on how exactly you should charge a lithium battery efficiently.

The lithium iron phosphate battery (LiFePO4 battery), is a type of lithium-ion battery using LiFePO4 as the cathode material, and a graphitic carbon electrode with a metallic backing as the anode. The energy density of LiFePO4 is lower than that of lithium cobalt oxide (LiCoO2), and also has a lower operating voltage.

LiFePO4 is finding several roles in-vehicle use, utility-scale stationary applications, and backup power. LFP batteries in 3kWHr and 10kWHr sizes are used for home energy storage purposes. 48V LiFePO4 batteries are also gaining popularity as a second (house) battery for a caravan, motor-home, or boat. Some electronic cigarettes also use these types of batteries.  Other applications include flashlights, radio-controlled models, portable motor-driven equipment, amateur radio equipment, industrial sensor systems, and emergency lighting.

We recommend you select a charger designed for the chemistry of your battery. We recommend using a lithium charger. There are many similarities in the charging profiles of SLA and Lithium. However, we should be extra careful while using SLA chargers to charge Lithium batteries as they can damage, under charge, or reduce the capacity of the Lithium battery over time.

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When compared to other types of lithium batteries The LiFePO4 batteries are the safest type of batteries. Lithium phosphate cells are incombustible in the event of mishandling during charge or discharge, they are more stable under overcharge or short circuit conditions, and they can withstand high temperatures. LiFePO4 is also more chemically robust when compared to other variants.

The most common charging method is a three-stage approach: the initial charge (constant current), the saturation topping charge (constant voltage), and the float charge. A 48V lifePO4 battery uses the same constant current and constant voltage stages as the SLA battery. However, the 48V lifePO4 battery’s rate of charging can be much higher and saves time.

LifePO4 batteries cost more than normal batteries. These batteries can cost hundreds to thousands of dollars more than usual batteries. Lithium-ion batteries currently cost anywhere from $5,000 to $15,000 including installation, and this range can go higher or lower depending on the size of the system you need. While usual batteries typically have lower purchase and installation costs compared to lifePO4 battery options, the lifetime value of the 48V lifePO4 battery evens the scales. Its chargers are selected according to the capacity of the battery. It is always important to match your charger to deliver the correct current and voltage for the battery you are charging.

A battery management system (BMS) is an electronic system that manages a rechargeable battery, such as protecting the battery from operating outside its safe operating area, monitoring its state, calculating secondary data, reporting that data, controlling its environment, authenticating it, and/or balancing it.  We need a BMS board to take care of 48V lifePO4 batteries, however, if you do not use a BMS board you must monitor your battery manually.

If you are planning to purchase a battery then Large Power is one of the best manufacturers of 48V lifePO4 batteries. You will get quality durable products at a reasonable price. Large power manufacturers are one of the experienced and respectful companies with 19 years of expertise. It is the provider of global leading Li-ion battery custom solutions and products. Our goal is maximum safety and reliability.

If you have any questions about 48V lifePO4 batteries, chargers, or any of our products, please mail us at info@large.net.