The Tenergy C 3500mAh lithium rechargeable battery stands out for its high capacity, stable voltage output, and durability. Designed for high-drain devices like flashlights, medical equipment, and drones, it offers 3,500mAh energy storage, 1,000+ charge cycles, and a safe LiFePO4 chemistry. Its low self-discharge rate ensures reliability for long-term use.
How to Prevent Lithium-Ion Battery Fires and Explosions
What Are the Key Specifications of the Tenergy C 3500mAh Battery?
The Tenergy C 3500mAh battery uses lithium iron phosphate (LiFePO4) chemistry, delivering 3.2V nominal voltage and 3500mAh capacity. It supports 1,000+ charge cycles, operates between -4°F to 140°F (-20°C to 60°C), and features a low self-discharge rate of ≤3% per month. Its C-shaped form factor ensures compatibility with devices requiring standard C-sized batteries.
How Does the Tenergy C 3500mAh Compare to Alkaline Batteries?
Unlike alkaline batteries, the Tenergy C 3500mAh provides 3.2V stable output versus alkaline’s declining 1.5V. It lasts 8-10x longer in high-drain applications, reduces waste via reusability, and maintains performance in extreme temperatures. Alkaline batteries lose 20% capacity annually in storage; Tenergy loses ≤3% monthly.
| Feature | Tenergy C 3500mAh | Alkaline C Battery |
|---|---|---|
| Voltage Stability | 3.2V constant | 1.5V-0.9V drop |
| Lifespan in High-Drain Devices | 8-10 hours | 45-60 minutes |
| Operating Temperature | -4°F to 140°F | 32°F to 77°F |
What Devices Are Compatible with the Tenergy C 3500mAh?
This battery powers high-drain devices: LED flashlights, emergency lights, medical equipment (e.g., blood pressure monitors), drones, RC toys, and security systems. It’s unsuitable for low-drain gadgets like clocks due to higher voltage. Always verify device voltage compatibility before use.
How to Safely Charge the Tenergy C 3500mAh Battery?
Use a LiFePO4-compatible charger with 3.6V max voltage and 0.5-1C charge rate. Avoid overcharging beyond 3.65V. Charging at 0°C-45°C prevents damage. A full charge takes 2-3 hours. Never use NiMH/NiCd chargers, which risk overheating.
For optimal performance, implement a three-stage charging process: bulk charge (constant current), absorption charge (constant voltage), and float maintenance. Store batteries at 50% charge if unused for over 30 days. Use smart chargers with automatic cutoff to prevent overvoltage, which can degrade cathode materials. Industrial users should consider rack charging systems for bulk management.
Why Choose LiFePO4 Chemistry Over Other Lithium Batteries?
LiFePO4 offers superior thermal stability, eliminating fire/explosion risks common with lithium-ion. It withstands overcharging, punctures, and short circuits better. With 4x the cycle life of Li-ion and non-toxic materials, it’s safer for home/medical use.
Can the Tenergy C 3500mAh Operate in Extreme Temperatures?
Yes. It performs at -4°F to 140°F (-20°C to 60°C), ideal for outdoor gear and industrial tools. Capacity drops 15-20% at -4°F but recovers at room temperature. Avoid charging below 32°F (0°C) to prevent lithium plating.
How Does Cost-Effectiveness Compare to Disposable Batteries?
Though pricier upfront ($10-$15 vs $2-$5 for alkaline), Tenergy’s 1,000+ cycles save $200+ over 3 years. A drone requiring 4 C batteries saves $120/year versus disposables. Break-even occurs after 15-20 charges.
| Cost Factor | Tenergy 3500mAh | Disposable C Batteries |
|---|---|---|
| 5-Year Cost (4 batteries) | $60 | $480 |
| Waste Generated | 4 units | 400+ units |
| Energy Efficiency | 98% | 65% |
What Environmental Benefits Does This Battery Offer?
One Tenergy C 3500mAh replaces 1,000+ disposable C batteries, reducing landfill waste by 99.9%. LiFePO4 contains no lead/cadmium, minimizing toxic leakage risks. Recycling programs recover 95% of materials.
The closed-loop manufacturing process uses 30% recycled lithium and iron phosphate. Compared to alkaline production, Tenergy’s manufacturing reduces water consumption by 18,000 liters per 1,000 battery equivalents. Users participating in take-back programs receive discounts on replacements, creating a circular economy model that’s been adopted by 42 hospitals nationwide.
“The Tenergy C 3500mAh sets a new standard for rechargeable C batteries. Its LiFePO4 chemistry addresses safety concerns plaguing lithium-ion, while the 1,000-cycle lifespan makes it indispensable for commercial applications. Hospitals switching to these batteries report 40% fewer replacements in medical carts.” — Industrial Power Solutions Expert
Conclusion
The Tenergy C 3500mAh lithium rechargeable battery combines high capacity, safety, and eco-friendliness. Ideal for demanding applications, its technical superiority and long-term savings make it a standout choice against alkaline and traditional lithium batteries.
FAQ
- How many times can I recharge the Tenergy C 3500mAh?
- It supports 1,000+ full charge cycles while retaining 80% capacity. Partial discharges extend cycle count.
- Is this battery safe for children’s toys?
- Yes, due to leak-proof LiFePO4 construction. However, supervise charging and avoid exposing damaged batteries to children.
- Can I use it in a 1.5V device?
- No. The 3.2V output may damage 1.5V devices. Check device specifications for 3V-3.7V compatibility.