Lithium Polymer 320mAH Lipo Rechargeable Battery Model KP 402030 3.7V 300mAH

Lithium Polymer 320mAH Lipo Rechargeable Battery Model KP 402030 3.7V 300mAH 

The KP 402030 3.7V 300mAh Lithium Polymer Battery is a compact, lightweight, and high-efficiency rechargeable cell designed for small electronic devices. With its slim rectangular shape and high energy density, this Li-Po battery is ideal for low-power portable applications where size and weight matter.

The model number 402030 represents approximate dimensions of 4.0mm (thickness) × 20mm (width) × 30mm (length), making it suitable for tight enclosures. This battery delivers reliable performance, stable discharge, low self-discharge, and long cycle life, ensuring dependable operation over extended periods.

Commonly used in wearable electronics, Bluetooth devices, IoT modules, and compact gadgets, the KP 402030 provides an excellent balance of power and size.

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Features

• Nominal Voltage: 3.7V
• Capacity: 300mAh
• High energy density in a compact form
• Lightweight & slim profile
• Stable discharge characteristics
• Low self-discharge rate
• Long cycle life
• Optional PCM/Protection circuit for safety
• Suitable for portable and space-limited applications

Specifications

• Model: KP 402030
• Chemistry: Lithium Polymer (Li-Po)
• Nominal Voltage: 3.7V
• Capacity: 300mAh
• Charging Voltage: 4.2V (standard Li-Po CC/CV charging)
• Dimensions (Approx.): 4 × 20 × 30 mm
• Operating Temperature:
• Charge: 0°C to 45°C
• Discharge: –20°C to 60°C
• Weight: Very lightweight (varies slightly by batch)

Applications

• Wearable electronics
• Bluetooth audio devices
• IoT sensors & smart modules
• Miniature handheld devices
• GPS trackers
• Medical portable gadgets
• DIY electronics & embedded systems
• Backup power for microcontroller projects