Description

Technical Parameters

What is Square Lithium Iron Phosphate Battery?

The lithium iron phosphate battery (LiFePO 4 battery) or LFP battery (lithium ferrophosphate) is a type of lithium-ion battery using lithium iron phosphate (LiFePO4) as the cathode material, and a graphitic carbon electrode with a metallic backing as the anode. Because of their low cost, high safety, low toxicity, long cycle life and other factors, LFP batteries are finding a number of roles in vehicle use, utility-scale stationary applications, and backup power.

Advantages of Lithium Iron Phosphate Battery

Enhanced Safety: Compared to Li-ion and lead-acid battery chemistries, LiFePO4 is a much safer technology. Standard Lithium-ion batteries are prone to overheating and thermal runaway, issues that raise safety concerns for energy storage. LFPs don't have the same risks. They also don't have off-gassing issues like lead-acid batteries and are suitable for in-home use.
Longer Lifespan: LFPs are usually rated for over 2,500-5,000 cycles before their performance degrades to 80% of the original capacity. Lead acid batteries are only rated for around 300-500 cycles, which leads to frequent replacements and added costs.
High Energy Density: LFPs pack a lot of power into a small space. Compared to lead-acid storage solutions, they're around 50% smaller and lighter.
Temperature Range: LiFePO4 offers a wide optimal temperature range. They can operate well at temperatures between -4°F (-20°C) and 140°F (60°C).
Compatible with Solar Charging: LFPs in modern portable power stations, combine the benefits of LiFePO4 power storage with clean, renewable solar energy. Just connect a solar panel to harness the power of the sun.

Features

1.Longer battery life – over 3000times life cycle than lead acid batteries

2.Low self-discharge <3.5% per months

3.Free of charge memory

4.Steady discharge and charge performance.

5.Outstanding thermal stability

Applications

Lithium square can be widely used in our daily life, such as LEV, UPS, motor hpme, motorcycle, monitiring, e-bike, solar sttreet lights, solar power, wind power, etc.

Specification

Model Number	3.2v 100ah lifepo4 battery
Battery type	3.2v lifepo4 battery
Certification	CE
Dimension	48173131mm
Cycle life	3000 cycles
Max discharge current	100A
Max charge current	100A
Max Charge Voltage	3.65v
Discharge Cut-off Voltage	2.5V
Screw	M6 or M8
Warranty	3years
Weight	2.16kg

Lithium Iron Phosphate vs Lithium Ion Batteries: What's the Difference?

Here are some key differences between the two types of batteries:

Composition: LiFePO4 batteries use lithium iron phosphate as the cathode material, while lithium-ion batteries can use various cathode materials, such as cobalt oxide, manganese oxide, or nickel oxide.
Energy density: Lithium-ion batteries have a higher energy density than LiFePO4 batteries, which means they can store more energy in a given volume. This makes them more suitable for use in smaller, lighter EVs.
Safety: LiFePO4 batteries are generally considered safer than lithium-ion batteries, as they are less prone to overheating and catching fire.
Cost: LiFePO4 batteries are typically less expensive to produce than lithium-ion batteries, but they also have a lower energy density, so more are needed to power an EV, which can offset the cost advantage.
Performance: LiFePO4 and lithium-ion batteries can offer good performance in EVs, but the specific performance characteristics will depend on the particular battery design and chemistry.

Lithium Iron Phosphate Battery Maintenance Guidelines

Cleaning: Keep the battery and its surroundings clean and free of dust and debris. Dirty components can affect heat dissipation.
Visual Inspection: Periodically inspect the battery for signs of damage, leaks, or corrosion. If you notice any issues, contact a professional for assistance.
Cell Balancing: If your LiFePO4 battery includes multiple cells, perform regular cell balancing to ensure equal charge levels among cells.
BMS Checks: If your battery has a Battery Management System, check its status and logs regularly for any abnormal readings or error messages.
Terminal Tightening: Ensure all battery terminals and connections are properly tightened to prevent overheating due to resistance.

Life-cycle ofLithium Iron Phosphate technology (LiFePO4)

Lithium Iron Phosphate technology is that which allows the greatest number of charge / discharge cycles. That is why this technology is mainly adopted in stationary energy storage systems (self-consumption, Off-Grid, UPS, etc.) for applications requiring long life.

The actual number of cycles that can be performed depends on several factors:

Quality of Lithium Cell
Level of power in C-Rate (1C rate means full discharge or charge in 1 hour, 2C is the same but in half an hour)
Depth of Discharge (DOD)
Operational environment : temperature, humidity, etc.

Handling Precautions for Square Lithium Iron Phosphate Battery

* The battery cell compartment should never be disassembled for any purpose whatsoever. If the battery has any problems, it is vital to contact the battery manufacturer for assistance.

* Never short the external battery terminals. When connecting the battery, it is essential to ensure that each cable is correctly connected to the appropriate battery terminal. No conductive surface should be present between the terminals that can short the battery.

* Every battery's user manual contains instructions on how to dispose correctly of the battery. Follow the conditions in the user manual for correct disposal and recycling. Under no circumstances should an old battery be thrown into fire or water.

* Avoid extreme temperatures. The temperature limit in the battery compartment should be checked to ensure that it is in the safe operating range. Keep a temperature compensation of a few degrees to account for any environmental changes.

* Keep the battery away from excessive physical shocks or vibration. These can damage the battery's internal structure and hamper its operation.

* If the battery is damaged, contact the manufacturer for repairs or replacement. Avoid using a defective battery, as it can lead to improper battery voltage ruining your appliances. Damaged batteries can also cause a fire.

* If a battery begins to leak fluid, do not make contact with these fluids. Generally, unlike other lithium batteries, LFP batteries do not leak any toxic or acidic fluids. Despite this, any fluid leak can be a sign of damage. Contact the manufacturer for replacement or dispose of the battery according to the guidelines.

* If, in any case, the battery fluid makes contact with your eyes, do not rub them. Flush your eyes immediately with water for at least fifteen minutes. Lift the eyelids and flush underneath to ensure no traces of fluid remain. It is advisable to consult a physician as a precautionary measure.

FAQ

Q: Do you provide after-sales service?

A: Yes, the warranty is 3 years. If any quality problems on our side in this period, we can send new one as replacement.

Q: Do you accept OEM/ODM?

A: Yes, it is available.

Q: Are you battery real capacity?

A: All of our battery cells with Grade A, 100% new and real capacity.

Q: What is the difference between lithium iron phosphate and lithium battery?

A: LiFePO4 batteries are safer than Li-ion due to the strong covalent bonds between the iron, phosphorus, and oxygen atoms in the cathode. The bonds make them more stable and less prone to thermal runaway and overheating, issues that have led to lithium-ion batteries having a reputation for a higher risk of battery fires.

Q: Are lithium iron phosphate batteries good?

A: Longer life span, no maintenance, extremely safe, lightweight, improved discharge and charge efficiency, just to name a few. LiFePO4 batteries are not the cheapest in the market, but due to a long life span and zero maintenance, it's the best investment you can make over time.

Q: What are the problems with lithium iron phosphate batteries?

A: Lithium iron phosphate batteries contain a few chemicals, including lithium. If the battery is damaged or exposed to high temperatures, these chemicals can be released into the air as toxic fumes. These fumes can be harmful if inhaled and can cause respiratory problems and other health issues.

Q: What are the uses of lithium iron phosphate battery?

A: They are often used in applications where long life and good performance under adverse conditions are important, such as in electric vehicles, grid energy storage systems, and portable power tools. Lithium iron phosphate (LiFePO4) and lithium-ion batteries are commonly used in electric vehicles.

Q: Is LiFePO4 safer than lithium-ion?

A: The LiFePO4 battery has the edge over lithium ion, both in terms of cycle life (it lasts 4-5x longer), and safety. This is a key advantage because lithium ion batteries can overheat and even catch fire, while LiFePO4 does not.

Q: How many years do LiFePO4 batteries last?

A: Known to have a total of more than 4000 cycles, this simply means that a LiFePO4 battery can be charged and discharged up to over 4000 times before it needs a replacement. Let's assume that the battery gets recharged on a daily basis, 4000 cycles would translate to a total of 10 years and 95 days of battery usage.

Q: Why are LiFePO4 batteries so expensive?

A: The primary raw material used in LiFePO4 batteries is lithium iron phosphate (LiFePO4), with lithium and iron being relatively expensive elements. The supply of lithium is limited, and its price is influenced by market supply and demand dynamics. Additionally, the extraction and processing of iron ore also incur costs.

Q: Is lithium phosphate better than lithium-ion?

A: Unlike Li-ion batteries, which contain cobalt and other toxic chemicals that can be hazardous if not disposed of properly, lithium-iron-phosphate batteries are considered more environmentally friendly than lithium-ion batteries since they contain only iron.

Q: How do you maintain a lithium iron phosphate battery?

A: When storing your Lifepo4 battery, it is important to store it in a cool and dry place. Avoid storing the battery in direct sunlight or in a hot environment as it can damage the battery and reduce its lifespan. It is also recommended to store the battery with a charge of between 20% and 80%.

Q: Which cars use LiFePO4?

A: Explosive models such as Tesla Model 3, BYD Han, and Wuling Hongguang Mini EV all use LiFePO4 batteries.

Q: What is the safest lithium battery?

A: If you're selecting a lithium battery and anticipate use in hazardous or unstable environments, LiFePO4 is likely your best choice. It's also worth mentioning, LiFePO4 batteries are non-toxic, non-contaminating and contain no rare earth metals, making them an environmentally conscious choice.

Q: What Makes LiFePO4 Batteries Maintenance Free?

A: The main reason a LiFePO4 lithium-ion battery requires virtually no maintenance is thanks to its internal chemistries. A LiFePO4 lithium-ion battery uses iron phosphate as the cathode material, which is safe and poses no risks. Additionally, there is no requirement for electrolyte top-up, as in the case of traditional lead acid batteries.
For other lithium batteries, you need to ensure proper venting and check the battery regularly for any buildup of gases. Gases in lithium-ion batteries can be toxic and flammable. However, in a LiFePO4 lithium-ion battery, there is no such requirement.

Q: Can LiFePO4 Batteries Be Fully Discharged?

A: Yes, you can fully discharge an LFP battery. Deep discharge is one of its main advantages over alternatives like a lead acid battery. Lead acid batteries require at least 50% charge to keep them operational. Discharging the battery below this level will reduce battery voltage and affect the battery's ability to function.

Q: How do I prolong my LFP battery life?

A: Maximum power levels allow you to recharge the power station faster. However, running at maximum power can reduce your battery's lifespan. If you have time to recharge your power station at a lower rate, it will prolong battery life (and it will be quieter).

Q: Should you keep LiFePO4 batteries fully charged?

A: You can store a fully charged LiFePO4 battery. It is recommended to fully charge these batteries if you want to store them for longer.

Q: How do you keep lithium batteries healthy?

A: Charge or discharge the battery to approximately 50% of capacity before storage. Charge the battery to approximately 50% of capacity at least once every six months. Remove the battery and store it separately from the product. Store the battery at temperatures between 5 °C and 20 °C (41 °F and 68 °F).

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