Rechargeable Li Polymer Battery Pack 3.7V 570mAh 503040 For Electric Appliance
High-performance lithium polymer battery designed for electric appliances, toys, power tools, and consumer electronics.
| Attribute | Value |
|---|---|
| Battery Type | Li-polymer (Solid state) |
| Nominal Voltage | 3.7V |
| Capacity | 570mAh |
| Cycle Life | 300 cycles (≥80% capacity) |
| Dimensions | 5.3 × 30.5 × 43 mm (Max) |
| Weight | Approx. 15g |
| Operating Temperature | 0-45℃ (Charging), -20-60℃ (Discharging) |
| Max Discharge Current | 1C |
| Charging Mode | CC/CV |
| Standard Charge Current | 0.2C |
| Applications | Toys, Power Tools, Home Appliances, Consumer Electronics, Digital Products |
- High energy density lithium polymer technology
- Low self-discharge rate (less than half of nickel-based batteries)
- No memory effect - requires no periodic discharge
- Built-in PCB/PCM protection circuit
- 2P connector configuration
- 12-month warranty
| Parameter | Value |
|---|---|
| Max Charge Voltage | 4.2±0.05V |
| Discharge Cut-off Voltage | 2.75±0.05V |
| Standard Discharge Current | 0.2C |
| Storage Temperature | -20-25℃ (long-term), -20-60℃ (short-term) |
| Humidity Range | 0-85% (non-condensing) |
The battery pack can be customized according to customer requirements including:
- Voltage, capacity, and size modifications
- Custom connect plugs, sockets, and cables
- Waterproof and special application designs
- BMS charging/discharging current adjustments
- Balance function with communication protocol
Our batteries pass rigorous safety tests including:
- Drop shock and impact resistance
- Squeeze and soak testing
- Bonfire, over-charge, and over-d discharge protection
- Stable chemical structure with no leakage or venting
- Qualified battery cells with full-function PCB/BMS protection
- Strict QC procedures throughout production
- Manufactured in dust-free workshops with controlled cleanliness
- CE, UL, SGS, FCC, ROHS and ISO9001:2000 certified
- 12-month warranty for quality assurance
Founded in 2002, Shenzhen BAK Technology Co., Ltd is a high-tech enterprise specializing in lithium battery design, development, manufacturing, and marketing. With well-equipped testing facilities and strong technical capabilities, we provide a wide range of high-quality batteries at competitive prices.
Our products are extensively used in various electronic devices and manufactured under ISO 9001:2008 and ISO14001:2004 certified management systems.
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Have questions about our products or want to discuss a custom order? Our team is ready to help you.