40135 40159 C40 Cylindrical Rechargeable 20ah 3C Lithium Battery Rechargeable LFP 15AH 20AH Lifepo4 Battery Cell for EV RV

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40135 40159 C40 Cylindrical Rechargeable 20ah 3C Lithium Battery Rechargeable LFP 15AH 20AH Lifepo4 Battery Cell for EV RV

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Product Description

📊 Technical Specifications

Model	40135
Nominal capacity	20Ah (0.5c)
Nominal voltage	3.2V
Internal resistance	≤6mΩ
Maximum charging current	2C (20A)
Maximum charging voltage	3.65 + 0.05V
Max discharge current (continuous)	3C (30A)
Max discharge current (pulse)	10C (100V)
Discharge termination voltage	2.0V
Size	40*135mm
Weight	About 400g
Cycle life	>2000 times
Working temperature	-20~60℃
Storage temperature (1 month)	-20~40℃
Storage temperature (6 months)	-20~35℃

🔍 Product Details

🏭 Production & Quality Control

❓ Frequently Asked Questions

1. What is the expected cycle life of this battery cell?

The 40135 model features a long cycle life of over 2,000 times under standard operating conditions.

2. What are the charging and discharging limits?

The maximum continuous charging current is 2C (20A), and the maximum continuous discharge current is 3C (30A). It can handle instantaneous pulses up to 10C (100V).

3. What is the operating temperature range?

The battery can operate effectively in temperatures ranging from -20°C to 60°C.

4. How should the battery be stored for long periods?

For storage within one month, keep it between -20~40°C. For up to 6 months, a temperature range of -20~35°C is recommended to maintain battery health.

5. What is the nominal capacity and voltage?

This cell has a nominal capacity of 20Ah (measured at 0.5c) and a nominal voltage of 3.2V.

6. What is the physical size and weight?

Each cell measures approximately 40*135mm and weighs around 400g, making it suitable for various compact energy storage applications.

Product Detail

40135 40159 C40 Cylindrical Rechargeable 20ah 3C Lithium Battery Rechargeable LFP 15AH 20AH Lifepo4 Battery Cell for EV RV

Product Description

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