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Regarding lithium iron phosphate batteries, it is enough to know these!

2023-08-17 | Power Battery - Electric Forklift

Phosphate iron lithium battery is a type of lithium-ion battery commonly used for energy storage and electric transportation vehicles such as electric cars, electric bicycles, and electric forklifts. Hyder's lithium iron phosphate batteries equipped with electric pallet trucks are widely exported, and have received high praise from major dealers. The warranty time is as long as 3 years, and it is one of our best-selling products of our factory. Besides, Hyder will also sell lithium iron phosphate batteries separately to better serve major distributors and end consumers in order to meet their needs.

1. Battery Type: Phosphate iron lithium battery is a variant of lithium-ion battery with lithium iron phosphate as the cathode material. This type of battery is gaining popularity in industrial and commercial applications due to its relatively high safety and stability, suitable for applications requiring high capacity and high power output. 2. Electric Forklift Truck: Electric forklift truck are powered by batteries instead of traditional fuel systems. These forklifts are widely used in industries such as warehousing, logistics, and manufacturing to improve efficiency, reduce emissions and noise, and enhance indoor air quality. 3. Advantages: Phosphate iron lithium batteries are suitable for applications like electric forklifts due to their long lifespan, high cycle count, low self-discharge rate, and relatively high safety. This allows electric forklifts to operate for longer durations, reducing downtime and battery replacement frequency. 4. Charging and Maintenance: Phosphate iron lithium batteries can be charged using standard household power outlets without requiring specialized charging facilities. Additionally, they exhibit strong adaptability to temperature variations, providing stability in various environments. 5. Cost and Environmental Benefits: While phosphate iron lithium batteries might be slightly more expensive compared to other lithium-ion battery types, their extended lifespan and stability contribute to lower overall costs over the long term. Moreover, using phosphate iron lithium batteries in electric forklifts, as opposed to traditional fuel systems, helps reduce environmental impact and carbon emissions. In conclusion, phosphate iron lithium batteries, as a high-performance, stable, and environmentally friendly battery technology, are closely associated with applications like electric forklifts, contributing to the advancement of the electric transportation sector.

What do you know about lithium iron phosphate batteries?

The phosphate iron lithium battery refers to a lithium-ion battery that uses lithium iron phosphate as the cathode material. The positive electrode materials of lithium-ion batteries mainly include lithium cobalt oxide, lithium manganese oxide, lithium nickel oxide, ternary materials, and lithium iron phosphate. Among them, lithium cobalt oxide is the positive electrode material used in the majority of lithium-ion batteries at present. From a material principle perspective, lithium iron phosphate also undergoes an insertion and deinsertion process, which is identical to lithium cobalt oxide and lithium manganese oxide.


1. Introduction:

The phosphate iron lithium battery belongs to the category of lithium-ion secondary batteries, and one of its primary uses is in power batteries. It offers significant advantages over Ni-MH and Ni-Cd batteries.

2. Advantages:

The phosphate iron lithium battery boasts high charging and discharging efficiency, with charging and discharging efficiencies exceeding 90% under high-rate discharging conditions, compared to around 80% for lead-acid batteries.



Eight Key Advantages

1. Improved Safety Performance

Phosphate iron lithium batteries have experienced safety enhancements. The stable P-O bond structure in phosphate iron lithium crystals prevents structural collapse, overheating, or the formation of strong oxidative substances, even under high temperatures or overcharging. This enhances safety significantly. While reports suggest minor instances of combustion during puncture or short-circuit tests, no explosions have occurred. For applications like electric forklifts, the improved overcharge safety makes phosphate iron lithium batteries a more reliable choice.

2. Enhanced Lifespan

Phosphate iron lithium batteries utilize lithium iron phosphate as the cathode material, offering an extended lifespan advantage. In comparison, traditional lead-acid batteries have limited cycling lifespans, while phosphate iron lithium power batteries can exceed 2000 cycles, reaching up to 2000 cycles under standard charging conditions. In scenarios like electric forklifts with frequent use, the prolonged lifespan significantly reduces maintenance costs and downtime.

3. Superior High-Temperature Performance

Phosphate iron lithium batteries exhibit excellent high-temperature performance, suitable for applications in demanding environments such as electric forklifts. With a thermal peak temperature ranging from 350°C to 500°C, it surpasses the approximately 200°C of lithium manganese oxide and lithium cobalt oxide. When electric forklifts operate in elevated temperature conditions, phosphate iron lithium batteries demonstrate better performance and stability.

4. High Capacity

Phosphate iron lithium batteries boast a high capacity, with individual cell capacities ranging from 5AH to 1000AH. This feature allows electric forklifts to accommodate larger battery capacities, extending working hours and mileage.

5. No Memory Effect

Phosphate iron lithium batteries exhibit no memory effect, eliminating the need for full discharges before recharging. For daily use of electric forklifts, this implies the ability to charge as needed without worrying about affecting battery capacity and performance.

6. Lightweight

Phosphate iron lithium batteries are relatively lightweight, suitable for applications like electric forklifts that require considerations of load capacity and maneuverability. Compared to lead-acid batteries, phosphate iron lithium batteries offer a smaller volume and lighter weight at the same capacity, contributing to overall vehicle weight reduction.

7. Environmentally Friendly

Phosphate iron lithium batteries are considered environmentally friendly, free from heavy metals and rare materials, and without the production of toxic pollutants. In fields like electric forklifts, the use of eco-friendly batteries helps reduce environmental pollution, aligning with requirements for green and sustainable development.

In conclusion, the advantages of phosphate iron lithium batteries in safety, lifespan, high-temperature performance, capacity, lack of memory effect, lightweight design, and environmental friendliness make them an ideal energy solution for applications like electric forklifts.


Characteristics and Applications of Lithium Iron Phosphate Batteries in Electric Forklifts


From the above introduction, we can understand the characteristics and applications of lithium iron phosphate batteries in the field of electric forklifts.

1. High-Efficiency Output: Lithium iron phosphate batteries have the capability to deliver high-efficiency energy output. Standard discharge rates can reach 2-5C, and even continuous high-current discharge rates can reach 10C, making them suitable for scenarios like electric forklifts that require rapid bursts of high power.

2. Excellent High-Temperature Performance: In high-temperature environments, lithium iron phosphate batteries maintain relatively stable internal temperatures. This is crucial for maintaining reliability and safety of electric forklifts operating in high-temperature conditions.

3. Outstanding Safety: Lithium iron phosphate batteries do not ignite or explode even when subjected to internal or external damage, ensuring optimal safety for applications like electric forklifts. Even in case of anomalies during operation, the battery's structural integrity remains intact.

4. Superior Cycle Life: Lithium iron phosphate batteries exhibit an impressive cycle life, retaining discharge capacity of over 95% even after numerous cycles. This is highly significant for applications like electric forklifts that require prolonged usage.

5. Tolerance to Overdischarge: Lithium iron phosphate batteries can tolerate overdischarge to zero volts without damage. This feature prevents battery damage and enhances battery lifespan in electric forklift operations.

6. Fast Charging Capability: Lithium iron phosphate batteries can be rapidly charged, positively influencing work efficiency and usage time for electric forklifts.

7. Low Cost: The production cost of lithium iron phosphate batteries is relatively low, contributing to the overall cost-effectiveness of electric forklifts.

8. Environmental Friendliness: Lithium iron phosphate batteries are environmentally friendly and non-polluting, giving them an advantage in applications requiring eco-friendly energy sources, like electric forklifts.


In the domain of electric forklifts, lithium iron phosphate batteries find broad applications:

- Heavy-Duty Electric Forklifts: Lithium iron phosphate batteries are suitable for large-scale electric forklifts, delivering efficient and high-power energy output to meet the lifting requirements of heavy loads.

- Lightweight Electric Forklifts: For smaller electric forklifts, the lightweight nature of lithium iron phosphate batteries contributes to maneuverability and ease of control.

- Continuous Operation: Due to their excellent cycle life, lithium iron phosphate batteries are well-suited for electric forklifts requiring continuous operation, such as those in logistics and warehousing scenarios.

- High-Temperature Environments: The robust high-temperature performance of lithium iron phosphate batteries makes them an ideal choice for electric forklifts operating in elevated temperature conditions.


In conclusion, lithium iron phosphate batteries offer advantages such as high efficiency, safety, and extended cycle life in the field of electric forklifts. These batteries are widely applied, ranging from heavy-duty to lightweight electric forklifts, providing substantial support to their performance and reliability.

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