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3.7V 520mAh Lithium Polymer Battery with 500 Cycles and 1.5C Discharge

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3.7V 520mAh Lithium Polymer Battery with 500 Cycles and 1.5C Discharge

Brand Name : OiD

Model Number : OiD632634C-520

Certification : GB/T 18287-2013 IEC/EN61960 UL1642

Place of Origin : China

MOQ : 100pcs

Price : $0.5 ~ $100.0 / pcs

Delivery Time : 3 ~ 7 days for storage

Payment Terms : TT,L/C,Western Union

Name : Lithium Ion Battery

Battery Type : 3.7V, 520mAh Rechargeable

ODM : Free custom design for packs

High Energy Density : 250-300Wh/kg

Superior Cold Weather Performance : Reliable in Extreme Cold (-20°C to 60°C)

Cycle Life : 500+ cycles

Charging/ Discharging : 1C/ 1.5C

Flexible Form Factor : Thin, Customizable Pouch Design Lithium Ion Battery

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Product Name

OiD632634C-520 Lithium Polymer Battery

Advantages

High energy density and lightweight design
Long cycle life with stable performance
Built-in protection circuits for enhanced safety
Wide operating temperature range

Specifications

Parameter	Value
Nominal Voltage	3.7V
Minimum Capacity	500mAh (0.2C discharge)
Typical Capacity	520mAh (0.2C discharge)
Charging Voltage	4.2V
Discharge Cut-off Voltage	3.0V
Standard Charge Current	0.2C/4.2V
Max Charge Current	1.0C/4.2V (0°C~45°C)
Standard Discharge Current	0.2C/3.0V
Max Discharge Current	1.5C/3.0V (-20°C~60°C)
Weight	Approx. 10.5g
Shipment Voltage	3.90±0.05V
Battery Impedance	≤180mΩ
Terminal Type	JST ZHR-2P / JCTC 11501H00-2P-HF

Cycle Life

Condition	Performance
500 Cycles at 0.2C	Capacity ≥80%

Discharge Curve

3.7V 520mAh Lithium Polymer Battery with 500 Cycles and 1.5C Discharge

Operating Temperature Range

Condition	Temperature Range
Charging	0°C ~ 45°C
Discharging	-20°C ~ 60°C
Storage (50% SOC)	-10°C ~ 25°C (12 months, ≥85%)
Storage (50% SOC)	-10°C ~ 45°C (6 months, ≥85%)
Storage (50% SOC)	-10°C ~ 55°C (1 month, ≥90%)

Certifications

GB/T 18287-2013
IEC/EN61960
UL1642

Key Features

Overcharge, over-discharge, and short-circuit protection
High discharge rate capability
Low self-discharge rate
RoHS compliant

Applications

The OiD632634C-520 Lithium Polymer Battery is ideal for:

Wearable Devices (e.g., smartwatches, fitness trackers)
IoT Devices (e.g., sensors, communication modules)
Portable Medical Devices (e.g., glucose monitors, portable oxygen concentrators)
Consumer Electronics (e.g., drones, action cameras)

3.7V 520mAh Lithium Polymer Battery with 500 Cycles and 1.5C Discharge

Usage Warnings & Precautions

Use only with compatible chargers and circuits.
Avoid short-circuiting terminals (use ≥50mΩ resistors).
Do not exceed maximum discharge current (1.5C).
Store in dry, ventilated areas at 20±5°C.
Remove battery from devices if unused for >3 months.

Storage Guidelines

Charge to 60% capacity before long-term storage (≥6 months).
Avoid extreme temperatures (-40°C to 70°C).
Keep away from metal objects to prevent accidental short circuits.

Warranty & Disclaimer

Warranty Period: 12 months from shipment date.
Liability: Manufacturer is not responsible for damage caused by misuse, modification, or improper storage.
Disclaimer: Specifications may vary slightly due to testing conditions.

Product Tags:

3.7v 2a lithium battery

3.7v lithium ion battery

1.5c 2a lithium battery

3.7V 520mAh Lithium Polymer Battery with 500 Cycles and 1.5C Discharge Images

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