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Off-grid Solar Power System
How to Build An Off-grid Solar Energy System

What is an off-grid system An off-grid system is an power system that is off the grid of an energy company or utility. An off-grid system uses wind or solar energy to generate the energy needed to sup…

UL certification for EVE Battery Cell
UL certification for EVE LiFePO4 battery cell

EVE currently has three UL certifications listed and also received UL9540A report for LF280K LiFePO4 cell. 1, Lithium Battery – Components This certification covers the LiFePO4 battery cells are…

daily power consumption calculator
Daily Energy Consumption Calculator

To make it easier and faster, we have designed this Energie Panda daily energy consumption calculator. You just need to list the power consumption and usage time of the appliances. It will automatical…

how to calculate daily power consumption
How to Calculate Daily Energy Consumption

Why do we calculate daily energy consumption? Daily energy consumption is an important figure when DIY an off-grid solar energy system. It directly determines the battery capacity and the number of so…

Peak Sun Hour for Each State of The US
The Peak Sun Hour Table for Each State in The US

What is the peak sun hour? The peak sun hour is 1 hour of sunlight at an intensity of 1,000W/m² (92.9W/ft²). The power rating of solar panels is also measured at 1,000W/m² (92.9W/ft²). In other words,…

How-to-Quickly-Identify-Fake-Batteries-Part-3-QRcode
How to Quickly Identify Fake LFP Battery Cells Part 3 – QR Code

You may have noticed that almost every LiFePO4 battery cell has a QR code on it. What is the LiFePO4 QR code? The QR code is generated by a combination of characters that represent information about t…

American Wire Gauge Conductor Size Table
AWG Conductor Size Table

What is AWG? American wire gauge (AWG) is a standardized wire gauge system for the diameters of round, solid, nonferrous, electrically conducting wire. The larger the AWG number or wire guage, the sma…

what does c rating mean
What does “C” Rating for LiFePO4 battery cell Mean?

When reading the battery specifications, you may have noticed that the charge and discharge current of the LiFePO4 battery cell is indicated by “C”. What is C rating? A C rating is a ratin…

EVE LF304 3.2V 304Ah LiFePO4 Battery Cell Specification
EVE LF304 3.2V 304Ah LiFePO4 Battery Cell Specification(datasheet) Download

EVE deep cycle lithium iron phosphate(LiFePO4) battery cell are mainly applied into RV/boat/solar energy storage station system. Using them you can easily set up your own 12V,24V,48Venergy s…

EVE 3.2V 230Ah LF230 LiFePO4 battery cell specification
EVE LF230 3.2V 230Ah LiFePO4 Battery Cell Specification(datasheet) Download

EVE deep cycle lithium iron phosphate(LiFePO4) battery cell are mainly applied into RV/boat/solar energy storage station system. Using them you can easily set up your own 12V,24V,48Venergy s…

EVE 3.2V 280Ah LiFePO4 battery cell LF280K specification
EVE LF280K 3.2V 280Ah LiFePO4 Battery Cell Specification(datasheet) Download

LF280K is the latest version of LF280/LF280N LiFePO4 battery cell. it has more deep cycle life compared to LF280/LF280N. With the right BMS, you can easily form them into 12V/24/V/48V power storage sy…

Can I Parallel Different Capacities LFP battery cells
It’s Possible to Parallel LiFePO4 battery cells with Different Capacities?

It is possible to connect LiFePO4 battery cells of different capacities in parallel to expand their capacity. In fact, when they are connected in parallel, each group is sharing the current demand bas…

how-to-top-balance-the-LiFePO4-cell-cover
How to Top Balance LiFePO4 Battery Cells

Why do top balance or bottom balance There are no two identical leaves in the world, and the same applies to LiFePO4 battery cells. There are slight differences in capacity, voltage, internal resistan…

EVE-50Ah-LF50F-LiFePO4-Battery-Cell-Specification
EVE LF50F 3.2V 50Ah LiFePO4 Battery Cell Specification(datasheet) Download

1, Scope This specification is applied to rechargeable LFP battery cell with aluminum shell (3.2V 50Ah) manufactured by EVE Energy Co., Ltd., in which the description and model, main performance, test…

How-to-compress-LiFePO4-battery-cells
How to Compress LiFePO4 Battery Cells?

Why do I need to compress the LiFePO4 battery cells? It is to prevent delamination of the internal components. Delamination can lead to reduced battery life and additional stress on the electrical ter…

How to check the capacity of LiFePO4 battery?
How to Check The Capacity of LiFePO4 Battery?

There are two ways that users usually use to check battery capacity. Both are to fully charge the battery first and then drain it to the cutoff voltage. According to the LiFePO4 battery specifications…

How to charge LiFePO4 battery?
How to charge LiFePO4 battery?

It is best to use a dedicated LiFePO4 battery charger to charge LiFePO4 battery. High quality LiFePO4 chargers ensure high performance and long battery life. Is it possible to use a lead-acid bat…

China-first-pure-electric-tug-was-launched-into-the-water
China’s First Pure Electric Tug Was Launched into The Water

On August 25, China’s first offshore pure electric tug – “Yungang Electric Tug No.1” was officially put into service. The battery pack of “Yungang Electric Tug No.1&#8221…

How-to-Quickly-Identify-Fake-Batteries-Part-2-Specification(datasheet)
How to Quickly Identify Fake LFP Battery Cells Part 2 – Specification(datasheet)

Before buying LFP battery cells, please ask for the specification(datasheet) with the seller first. This is a simple but important thing. All sellers should provide a specification of the LFP battery …

How-to-Quickly-Identify-Fake-Batteries-Part-1-Weight-and-Volume
How to Quickly Identify Fake LFP Battery Cells Part 1 – Weight & Volume

Seeing that many people have the experience of buying fake LFP battery cells. Here is a real example. A LiFePO4 battery cell is sold and labeled A brand 3.2V 310Ah, weighs 5.3kg, size is 210mm x 170mm…

guide-to-lifepo4-battery-cell
Guide to LiFePO4 Battery Cell

In the previous article What is Lithium Iron Phosphate(LiFePO4) Battery? we have introduced several advantages of lithium iron phosphate batteries. The most important advantages are the safety and the…

EVE-LF280N-battery-cell-specification
EVE LF280N 3.2V 280Ah LiFePO4 Battery Cell Specification(datasheet) Download

EVE deep cycle lithium iron phosphate(LiFePO4) battery cell are mainly applied into RV/boat/solar energy storage station system. Using them you can easily set up your own 12V,24V,48Venergy storag…

why-you-cannot-charge-lifepo4-below-0-degree-celsius
Why You Cannot Charge LiFePO4 Battery Cell Under 0°C(32°F)?

When using lithium iron phosphate batteries, there are some situations that need to be consider. For example, do not charge the battery at less than 0 °C (32 °F). Let’s check the specifications …

uer-lifepo4-properly-and-keep-healthy
How to Use LiFePo4 Battery Cells Properly and Keep Them Healthy

Today we will introduce how to properly maintain LiFePo4 batteries. Factors that affect the life of LiFePO4 battery cell 1, Charge and discharge Slow charging can extend the life of the battery compar…

EVE-LiFePO4-battery-cell
Introduction of EVE Deep Cycle LiFePO4 Battery Cell

Who is EVE “In order to make the best lithium batteries in the world, we must have the most advanced  insight and courage”.–Dr. Liu Jincheng EVE Energy Co., Ltd. was established…

LiFePo4-battery
What is Lithium Iron Phosphate(LiFePO4) Battery?

What is Lithium Iron Phosphate(LiFePO4) battery? Lithium iron phosphate (LiFePO4), also known as LFP batteries, refers to the lithium-ion batteries with lithium iron phosphate as the cathode material.…