Shenzhen Jianheng Technology Co., Ltd.
                                                                                                           
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6 Years
Since 2020
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5500mAh LiFePo4 Battery 3.2V 2000 Cycles High Discharge 16.5A

Price Negotiable
Price: $0.5 ~ $100.0 / pcs
MOQ: 100pcs
Delivery Time: 3 ~ 7 days for storage
Brand: OiD
Product Description
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IFR32700N55A16.5 LiFePo4 Battery 3.2V 5500mAh 16.5A Discharge 2000+ Cycles

Product Name

IFR32700N55A16.5 LiFePo4 Battery Cell


Advantages

  • High Discharge Performance: Supports up to 16.5A (3C) continuous discharge for robust applications.
  • Long Cycle Life: 2000+ cycles with ≥80% capacity retention.
  • Broad Temperature Adaptability: Operates reliably from -20°C to 60°C.
  • Enhanced Safety: LiFePo4 chemistry ensures stable operation with low thermal runaway risk.
  • Rapid Charging: 0.5C (2750mA) rated charge capability.

Specifications

Parameter

Value

Model

IFR32700N55A16.5

Nominal Voltage

3.2V

Nominal Capacity

5500mAh

Energy

17.6Wh

Internal Resistance

≤14mΩ

Max Continuous Charge Current

2750mA (0.5C)

Max Continuous Discharge Current

16500mA (3C)

Charging Voltage

3.65V

Discharge Cut-off Voltage

2.0V

Terminal Type

M6 Threaded Terminal

Weight

134g

Dimensions (Diameter × Height)

32.5mm × 70.5mm


Cycle Life

Cycles

Capacity Retention

Test Conditions

1000 cycles

≥90%

0.5C Charge/Discharge, 25°C

2000 cycles

≥80%

0.5C Charge/Discharge, 25°C


Operating Temperature Range

Mode

Temperature Range

Max Current (Charge/Discharge)

Charging

0°C to 45°C

2750mA (0.5C)

Discharging

-20°C to 60°C

16500mA (3C)


Discharge Curve


Certifications

  • Complies with UN38.3CERoHS, and IEC 62133 safety standards.

Key Features

  • Secure Connection: M6 threaded terminals for stable high-current transmission.
  • Lightweight Design: Optimized weight (134g) for portable applications.
  • Low Self-Discharge: <3% per month for extended shelf life.

Applications

  1. Portable Power Solutions: Camping gear, handheld medical devices.
  2. Light Electric Vehicles: E-scooters, hoverboards, and compact EVs.
  3. Renewable Energy Storage: Small-scale solar systems and wind energy buffers.
  4. Consumer Electronics: High-drain devices like drones and RC models.
  5. Backup Power: Emergency lighting, alarm systems, and IoT devices.


Usage Warnings & Precautions

  • ⚠️ Do NOT charge above 45°C or discharge below -20°C to prevent cell degradation.
  • Use only certified LiFePo4 chargers with 3.65V voltage control.
  • Avoid physical damage, water exposure, or terminal short circuits.
  • Ensure proper polarity alignment during installation.

Storage Guidelines

  • Recommended SOC: 30%-50% (2.8V-3.3V per cell).
  • Storage Temperature: -10°C to 35°C (dry, ventilated environment).
  • Recharge Interval: Every 6 months for batteries in long-term storage.

Warranty & Disclaimer

  • Warranty: 24-month limited warranty covering manufacturing defects.
  • Disclaimer: Warranty void if used beyond specified parameters (e.g., overcurrent, extreme temperatures). Dispose responsibly per local laws.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Shenzhen Jianheng Technology Co., Ltd.
Location 2# Building, Shimao Park, Zhenhuan Rd, Pingshan, Shenzhen, China.
Contact Person Alan Yuan

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