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The 112932 model 3.7V 2200mAh polymer lithium battery is a precision-engineered rechargeable power source designed for modern electronic devices requiring reliable backup energy. Enclosed in a smooth, durable aluminum-laminated film exterior, this battery offers a remarkably thin and lightweight footprint without compromising on capacity. The meticulously sealed edges ensure exceptional resistance to internal leakage, providing a safe and stable energy environment. Equipped with an integrated intelligent protection board and pre-attached terminal cables, it delivers a plug-and-play experience that eliminates the need for manual soldering. This streamlined design drastically reduces assembly time for equipment manufacturers. Undergoing rigorous aging and capacity grading tests before leaving the facility, this power solution serves as a highly dependable alternative to heavier, bulkier traditional nickel-metal hydride alternatives, ensuring your devices remain powered during critical operations.
High Energy Density and Compact Form Factor: Utilizing an advanced gel-like polymer electrolyte, this battery achieves a substantial 2200mAh capacity within a remarkably slim profile. This structural flexibility allows it to fit seamlessly into space-constrained device housings, reducing overall equipment weight and enhancing portability for end-users.
Intelligent PCB Safety Management: The built-in protection circuit board acts as a vigilant monitor, actively preventing overcharge, over-discharge, overcurrent, and short-circuit events. This precise voltage regulation protects sensitive internal components from electrical stress, significantly prolonging the operational lifespan of both the battery and the host device.
Ready-to-Use Interface & Customization: Shipped with securely crimped output cables and standard connectors (such as JST or PH2.0), the battery provides a firm tactile click upon connection. We also offer comprehensive OEM/ODM services, allowing adjustments to cell dimensions, specific capacities, and custom wire harness configurations to match unique structural requirements perfectly.
Advanced Charge/Discharge Performance: Engineered with zero memory effect, the cell supports efficient rapid charging protocols and delivers a highly stable discharge rate. This ensures that high-load electronic components receive a consistent power supply without experiencing sudden voltage drops during peak operation.
Extended Cycle Durability: Formulated for longevity, the internal chemistry maintains over 80% of its initial capacity even after 500 complete charge and discharge cycles under standard operating conditions, offering excellent long-term economic value for continuous-use applications.
Global Certifications & Eco-Friendly Materials: Manufactured in strict compliance with RoHS directives, the battery utilizes environmentally responsible materials. Furthermore, it is supported by available international certifications including UL, IEC, KC, PSE, UN38.3, and MSDS, ensuring smooth compliance for global market distribution and cross-border trade.
Model Number: | 112932 |
Nominal Capacity: | 2200mAh (0.2C discharge) |
| Nominal Voltage: | 3.7V |
| Charging Voltage: | 4.2V ± 0.05V |
| Charging Method: | Constant Current Constant Voltage (CC/CV) |
| Standard Charging Current: | 0.5C (approx. 1100mA) |
| Maximum Charging Current: | 1C (2200mA) |
| Standard Discharge Current: | 0.5C (approx. 1100mA) |
| Maximum Continuous Discharge Current: | 1C (2200mA) |
| Discharge Cut-off Voltage: | 3.0V (controlled by protection board) |
| Internal Resistance: | ≤80mΩ |
| Cycle Life: | ≥500 cycles (initial capacity >80%) |
| Operating Temperature： | Charging: 0°C ~ +45°C; Discharging: -20°C ~ +60°C |
| Storage Temperature: | -20°C ~ +45°C (recommended for short-term storage) / -20°C ~ +25°C (long-term storage) |
| Battery Dimensions: | (Length x Width x Thickness) e.g., 62mm x 35mm x 5.8mm (Specific dimensions need to be confirmed based on the actual product) |
| Output Wire Specifications: | Standard wire length and color (e.g., red and black dual-color wire, 100mm long) |
| Terminal Type: | e.g., JST-PH2.0 2Pin Male Connector (customizable upon request) |
| Protection Functions: | Overcharge, over-discharge, overcurrent, short-circuit protection |
| Weight: | Approx. 42g (for reference only) |
This 3.7V 2200mAh polymer lithium battery provides dependable backup and primary power across a diverse spectrum of demanding applications. Its stable voltage curve and compact dimensions make it an essential component for various professional and consumer sectors:
Smart Hardware and IoT Ecosystems: Acts as a crucial backup power supply for smart home sensors, GPS trackers, and drone systems. In real-world fleet management case studies, this battery has successfully maintained uninterrupted GPS signal transmission during primary vehicle power failures, ensuring continuous asset tracking.
Medical and Health Monitoring Equipment: Powers handheld electronic thermometers, portable massagers, and critical monitoring devices. The consistent energy output guarantees precise sensor readings and reliable operation in environments where accuracy is paramount.
Portable Consumer Electronics: Integrates easily into Bluetooth audio speakers, digital cameras, portable DVD players, e-readers, and handheld gaming consoles, offering extended operational hours and a lightweight user experience.
Communication Devices: Delivers sustained energy for walkie-talkies and wireless microphone systems, ensuring clear, uninterrupted audio transmission during extended field operations or live events.
DIY and Maker Projects: Provides an adaptable and safe power source for DIY mobile robotics, automated carts, and educational maker projects requiring dependable energy storage.
Others: Widely adopted in electronic toys, LED lighting equipment, and emergency power supply units.
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To maximize the operational lifespan and maintain the structural integrity of the polymer lithium battery, strict adherence to the following handling and storage guidelines is required:
Dedicated Charging Protocols: Always utilize a charger specifically calibrated for lithium polymer chemistry, matching the 4.2V output and ≤1C current parameters. Incompatible chargers can cause irreversible chemical damage or thermal events.
Bulk Storage & Maintenance: For large-scale procurement and warehousing, store the batteries in a climate-controlled facility with stable temperature and low humidity. Maintain the charge level at approximately 50% during extended storage. Implement a routine maintenance schedule to wake up and cycle the batteries every three to six months, preventing deep discharge and minimizing inventory degradation.
Physical Handling Care: The soft aluminum-laminated packaging requires careful handling. Avoid exposing the exterior to sharp objects, excessive pressure, or impact, which could puncture the seal and compromise the internal vacuum environment.
Temperature Management: Operate and charge the unit strictly within the designated thermal ranges. Prolonged exposure to extreme heat (such as direct sunlight inside a vehicle) or freezing conditions will severely impact the electrolyte's conductivity and overall capacity.
Correct Terminal Connection: Always verify polarity before connection. The securely crimped red wire indicates the positive terminal, while the black wire indicates the negative. Reversing this connection will trigger immediate protection circuit intervention and may damage the host device.
Abnormality Protocols: If you detect any unusual physical changes—such as a distinct sweet chemical odor, exterior swelling, excessive heat generation, or deformation—disconnect the power immediately and isolate the unit in a fire-safe, ventilated area.
A1: This specific model is engineered as a complete, ready-to-integrate module. It features an integrated safety protection board and comes pre-assembled with designated terminal wires. This eliminates the need for any manual soldering on your production line; you simply plug the connector into the corresponding socket on your circuit board for immediate, secure power delivery.
A2: The built-in PCB serves as a critical safety gateway. It continuously monitors the voltage and current, automatically severing the circuit if the charging voltage exceeds safe thresholds (typically 4.25-4.3V) to prevent overcharging. Conversely, it halts discharging when voltage drops too low (around 2.5-3.0V) to prevent irreversible deep-discharge damage. It also provides instantaneous short-circuit and overcurrent protection to safeguard your entire device architecture.
A3: Upon receiving your shipment, we highly recommend performing a full initial charge cycle using a designated lithium polymer charger. Wait until the charger's indicator confirms a fully charged state (usually changing from red to green). This initial process helps stabilize the internal chemistry and ensures the battery delivers its maximum rated capacity from the very first use.
A4: As the internal chemistry naturally ages after hundreds of cycles, you will observe a gradual reduction in runtime. If the battery provides less than 70% of its original operational duration, or if you notice any physical swelling of the foil pouch, it has reached the end of its practical lifespan and should be scheduled for replacement to maintain device reliability.
A5: We strongly advise against manually wiring these individual cells in series or parallel configurations. Creating multi-cell packs requires strict capacity, voltage, and internal resistance matching, along with a specialized balancing Battery Management System (BMS). If your application requires higher voltage or capacity, please contact us for custom-engineered, factory-balanced battery pack solutions.
A6: Polymer lithium batteries contain recyclable materials and must never be discarded in standard waste streams. To comply with environmental regulations, please route end-of-life units to certified electronic waste recycling facilities or designated battery collection centers, ensuring safe and responsible material recovery.
To support large-scale procurement demands, our manufacturing facilities operate under strict ISO 9001 quality management systems. Every battery undergoes automated production processes followed by comprehensive end-of-line testing, including capacity grading and internal resistance checks, guaranteeing exceptional consistency across massive batch orders. Recognizing the complexities of global distribution, we provide specialized logistics and shipping solutions tailored for dangerous goods (DG). Our dedicated team assists with compliant sea and air freight packaging, necessary documentation, and customs clearance procedures, ensuring your supply chain remains uninterrupted and fully compliant with international transport regulations.
Disclaimer: The above specifications and descriptions are subject to change without notice. Please refer to the actual product. Users must ensure that the battery is used in accordance with local laws and regulations and assume responsibility for the correct use of the product. The manufacturer is not liable for any losses resulting from misuse, abuse, or operation in violation of these instructions.
