LiFePO4

LFP14430 500mAh Lifepo4 Lithium Battery Cell for portable medical devices, wearable electronics, smart sensors, small robots

Parameter	Specification
Nominal Capacity	500mAh
Minimum Capacity	490mAh
Nominal Voltage	3.2V
Delivery voltage	3.2V~3.3V
Charge Voltage	3.65V±0.03V
Standard charging method	0.2C CC, 3.65V CV to 3.65V, current ≤0.01C
Charge current	0.2C (100mA)
0.5C (250mA)	Rapid Charge, charge time about: 3h(Ref)

✓Certification supportCB, CE, UL, UN38.3, MSDS, IEC61000, IEC62133, EU2023/1542

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Product overview

LFP14430 500mAh Lifepo4 Lithium Battery Cell for portable medical devices, wearable electronics, smart sensors, small robots | Battery Manufacturers in China & Battery Supply Factory

VTCBATT manufactures LFP14430 500mAh LiFePO4 battery cells with stable output and long cycle life for portable medical devices, wearable electronics, smart sensors and compact robo

01

14430 LiFePO4 Battery Cell Safety Performance

Item	Test Method	Inspection Standard
Forced-discharge Test	For further details, see 6.4.1(GB 380318.1.2)	No fire, no explosion.
Overcharge Test	For further details, see 6.4.2(GB 380318.1:3)	No fire, no explosion.
Short-circuit Test	For further details, see 6.4.3(GB 380318.1.4)	No fire, no explosion.
Heating Test	For further details, see 6.4.4(GB 380318.1.5)	No fire, no explosion.
Temperature Test	For further details, see 6.4.5(GB 380318.1.6)	No fire, no explosion.
Crush Test	For further details, see 6.4.6(GB 380318.1.7)	No fire, no explosion.
Drop Test	For further details, see 6.4.7(GB/T 314856.2.5)	No fire, no explosion.
Nail Penetration Test	For further details, see 6.4.8(GB 438546.3.5)	No fire, no explosion.
Impact Test	For further details, see 6.4.9(UL164214)	No fire, no explosion.
Vibration Test	For further details, see 6.4.10(UL164216)	No leakage, no fire, no explosion
Low-pressure Test	For further details, see 6.4.11 (UL164219)	No leakage, no fire, no explosion

02

Charge and Discharge Capability

Category	Item	Specification / Condition
Charging	Standard Mode	0.5C CC/CV, cut off 3.65V/0.05C
Standard Current	0.5C
Max. Continuous Current	1C (20~40°C)
End-of-charge Voltage	3.65V
Optimum Temp Range	15~40°C (cell surface)
Discharging	Standard Mode	0.5C CC, cut off 2.0V
Standard Current	0.5C
Max. Continuous Current	2C (15~45°C)
Max. Pulse Current	6C (15~45°C, 10s, 50% SOC)
End-of-discharge Voltage	2.0V

03

Cycle Life Performance: Remains 95% for 800 cycling period

The cycle life test of the 14430 LiFePO4 battery cell shows excellent capacity retention during long-term operation. As illustrated in the chart, the discharge capacity attenuation rate remains above 95% for most of the cycling period, demonstrating stable electrochemical performance. Even after over 800 charge–discharge cycles, the battery maintains around 93–95% capacity, indicating strong durability and reliability. This performance highlights the long cycle life and high stability of LiFePO4 chemistry, making the 14430 cell suitable for applications requiring consistent power and extended service life.

Technical insight

Product and application details

Small Home Appliances

The 500mAh capacity provides sufficient runtime for handheld instruments while maintaining a compact form factor for portable use.

Emergency Lighting, Minipower banks

A nominal voltage of 3.2V ensures stable energy delivery for emergency lighting circuits requiring consistent low-voltage performance.

Handheld Instruments

With a minimum capacity of 490mAh, this cell supports the intermittent high-drain pulses typical in diagnostic handheld instruments.

GPS trackers, IoT devices

The LiFePO4 chemistry offers extended cycle life, making it suitable for long-term deployment in stationary IoT sensors.

Factory capability

VTCBATT Production and Service

VTCBATT not only focuses on customized design and excellent service to meet the diverse demands of different customers, but also devotes itself to precise and standardized manufacturing in every process to ensure the highest-quality batteries. Meanwhile, VTCBATT provides comprehensive support from pre-sales to after-sales, focusing on customer feedback to establish long-term and win-win cooperation. VTCBATT professional sales and technical engineer teams will be your custom battery experts for reliable and responsive project support.

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Modern Manufacturing

From raw materials mixing to cell testing, VTCBATT adopts automated manufacturing processes to improve production efficiency and battery quality, safety, and reliability. The manufacturing process is monitored and tested before material moves to the next procedure.

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Trusted by Global Customers

Over the past 20 years, VTCBATT has built partnerships with customers in more than 50 countries. Reliable quality, responsive service, and tailored battery solutions support long-term cooperation with equipment manufacturers, distributors, and brands.