Bettewill 39Ah Semi-solid State Battery 361Wh/kg 3.7V Drone Battery Cells 10C Discharging Rate

Product Introduction

The 39Ah Semi-solid State Battery is a high-performance rechargeable energy storage solution that combines the advantages of semi-solid state technology with exceptional capacity and durability. As a premium 39Ah semi-solid state battery, it features a nominal voltage of 3.7V and 39Ah nominal capacity, delivering reliable power for high-demand devices and equipment. With an ultra-low impedance of 1.5mΩ, it ensures efficient energy transfer, while the 10C maximum discharge current (390A) supports high-power operation for applications like drones, power tools, and portable electronics.

Designed with a CC/CV charging method, it accepts a maximum charge current of 2C (78A) for fast recharging, paired with a wide operating temperature range (-20℃ to 55℃ for discharge, 0℃ to 45℃ for charge) to adapt to extreme environments. Boasting an impressive 1200-cycle life at 25℃ (0.5C charge/3C discharge, 100%DOD), this semi-solid state battery retains long-term performance, outperforming traditional lithium-ion batteries. Its compact dimensions (106*90*192mm) and 0.4KG weight balance power and portability, making it suitable for both industrial and consumer applications. Whether powering commercial drones, portable medical devices, outdoor equipment, or backup power systems, the 39Ah Semi-solid State Battery offers a reliable, long-lasting power source for diverse high-demand scenarios.

Product Features

• High nominal capacity: 39Ah delivers long runtime for high-demand devices and equipment
• Ultra-low impedance: 1.5mΩ ensures efficient energy transfer and stable performance
• High discharge capability: 10C max discharge current (390A) supports high-power operation
• Fast charging support: 2C maximum charge current (78A) with CC/CV charging method for quick recharging
• Exceptional cycle life: 1200 cycles at 25℃ (0.5C/3C, 100%DOD) for long-term reliability
• Wide temperature adaptability: Operates in -20℃~55℃ (discharge) and 0℃~45℃ (charge) for extreme environment use
• Stable voltage output: 3.7V nominal voltage with 4.2V max charge and 2.75V discharge cut-off for safe operation
• Compact & lightweight: 106*90*192mm dimensions and 0.4KG weight for easy integration and portability
• Safe charging design: CC/CV charging protocol prevents overcharging and extends battery lifespan

Product Specification Table

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Brief Description

• Product: 39Ah Semi-solid State Battery
• Model: NMC
• Nominal Voltage: 3.7V
• Nominal Capacity: 39Ah
• Max Discharge Current: 10C (390A)
• Cycle Life: 1200 cycles
• Operating Temperature: -20℃~55℃ (discharge)
• Dimensions: 106*90*192mm
• Weight: 0.4KG

Application Areas

This high-performance 39Ah semi-solid state battery is designed for powering diverse devices and equipment, including:

• Commercial Drones: Multi-rotor drones, cargo drones, and industrial UAVs requiring long flight time
• Portable Power Tools: High-power electric drills, grinders, and construction equipment
• Consumer Electronics: High-capacity laptops, portable chargers, and outdoor electronic devices
• Medical Devices: Portable diagnostic equipment, emergency medical devices, and patient monitors
• Industrial Equipment: Wireless sensors, backup power systems, and portable industrial tools
• Outdoor & Recreational Gear: Camping equipment, portable lighting, and adventure electronics
• Electric Mobility: Lightweight electric vehicles, e-scooters, and electric bikes
• Marine & Aerospace: Small marine vessels, lightweight aerospace devices, and satellite auxiliary power

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