The Tenergy Li-Ion 3.7V 15600mAh Battery 31812 is a high-capacity rechargeable battery designed for devices requiring prolonged power, such as medical equipment, drones, and industrial tools. Its 15600mAh capacity offers extended runtime, while built-in safety features like overcharge protection ensure reliability. This battery stands out for its balance of energy density, durability, and compliance with international safety standards.
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How Does the 15600mAh Capacity Benefit Users?
The 15600mAh capacity provides extended operational time, reducing frequent recharges for high-drain devices. For example, drones using this battery can achieve 30% longer flight times compared to standard 10000mAh batteries. This makes it ideal for applications where consistent power delivery is critical, such as emergency medical devices or long-duration surveillance systems.
What Safety Features Are Integrated into the Tenergy 31812 Battery?
The battery includes overcharge, over-discharge, and short-circuit protection. A built-in PCM (Protection Circuit Module) monitors voltage and temperature, automatically disconnecting power during anomalies. These features align with UL and CE certifications, ensuring compliance with rigorous safety benchmarks for commercial and industrial use.
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The PCM employs a three-tier safety protocol: first reducing charge current during voltage spikes, then triggering a thermal shutdown if temperatures exceed 70°C, and finally locking the battery into a safe mode until manually reset. This layered approach prevents catastrophic failures in extreme conditions like direct sunlight exposure or faulty charging equipment. Third-party testing shows the battery maintains stability even during 150% overload simulations for up to 30 seconds.
Which Devices Are Compatible with the Tenergy 31812 Battery?
Compatible devices include cordless power tools, portable medical monitors, UAVs (drones), and LED lighting systems. Its 3.7V output and flat-top design make it adaptable for equipment requiring stable voltage. Always cross-reference device specifications to confirm compatibility, as incorrect voltage pairing may damage electronics.
How Should You Charge the Tenergy 31812 Battery for Optimal Lifespan?
Use a Li-ion-specific charger with a 0.5C–1C current rating (7.8A–15.6A). Avoid draining the battery below 2.5V or exposing it to temperatures above 45°C during charging. A full charge takes approximately 6–8 hours. Partial charging (20%–80%) can extend cycle life beyond the rated 500 cycles.
For precision charging, consider using smart chargers with temperature compensation. These adjust voltage based on ambient conditions – reducing charge voltage by 3mV/°C when above 25°C. Below is a recommended charging profile comparison:
| Charger Type | Charge Time | Cycle Life Impact |
|---|---|---|
| Basic CC/CV | 8 hours | 500 cycles |
| Smart Charger | 6.5 hours | 600+ cycles |
What Are the Environmental Advantages of Using This Battery?
Its 500+ cycle lifespan reduces waste compared to disposable batteries. The Li-ion chemistry contains no toxic cadmium or mercury. Tenergy’s recycling program accepts depleted units, aligning with global e-waste reduction initiatives. Proper disposal minimizes soil and water contamination risks.
“The Tenergy 31812 bridges the gap between high capacity and safety in critical applications. Its multi-layered protection system is rarely seen in consumer-grade batteries, making it a go-to for industries prioritizing uptime and risk mitigation. However, users must adhere to voltage limits—exceeding 4.2V during charging accelerates cathode decay.” — Industrial Power Systems Expert
FAQs
- Q: Can this battery power a 12V device?
- A: No—use a series configuration of four batteries to achieve 14.8V nominal, but consult an engineer to ensure balanced charging.
- Q: Is it suitable for outdoor use in cold climates?
- A: Operable between -20°C and 60°C, but capacity drops by 25% at -10°C. Insulate the battery or use self-heating models for sub-zero environments.
- Q: Does it require a special charger?
- A: Yes—use only chargers supporting 3.7V Li-ion chemistry with PCM communication. Generic chargers may bypass safety protocols.