-
Lishui Town, Foshan, Guangdong, China
7.2V 2800mAh Li-ion Battery for Extreme Cold & Polar Use
- Ultra-low temp operation (-40°C to 55°C)
- High discharge current (35A max)
- Lightweight design (110g)
- Advanced BMS protection
- Fast charging support (up to 6A)
- Long cycle life (500+ cycles)
- Wide connector compatibility
Specification
Battery Specifications
| Parameter | Value |
|---|---|
| Product Name | 7.2V 2800mAh Li-ion Battery |
| Type | Lithium-ion Battery Pack |
| Rated Capacity | 2800mAh (2.8Ah) |
| Rated Voltage | 7.2V |
| Max Charge Current | 0.2–0.5C (0.56A–1.4A) |
| Dimensions | 42x80x21mm |
| Weight | 110g |
| Connector Options | X.54, P.54, DC5521, Custom |
| Safety Features | BMS Protection |
| Cycle Life | 500 cycles (25°C) |
| Operating Temperature | -40°C to 55°C |
| Storage Temperature | -10–50°C (1 month), 0–45°C (3 months), 0–35°C (1 year) |
Cell Specifications
| Parameter | Value |
|---|---|
| Typical Capacity | 2800mAh |
| Minimum Capacity | 2600mAh |
| Nominal Voltage | 3.6V |
| Standard Charge Current | 2.8A |
| Max Charge Current | 6A |
| Discharge Cut-off | 2.5V |
| Charge Cut-off | 4.2V |
| Max Discharge Current | 35A |
| Internal Resistance | 20mΩ (AC/DC) |
| Volumetric Energy Density | 610 Wh/l |
| Gravimetric Energy Density | 220 Wh/kg |
Application
Arctic Research Equipment Power Solution
Ideal for scientific instruments, data loggers, and communication devices in polar regions. The battery’s -40°C operating capability ensures uninterrupted power for temperature-sensitive equipment, while its 2800mAh capacity supports extended fieldwork without frequent recharging.Emergency Rescue Gear for Frigid Zones
Reliable power source for GPS devices, thermal imaging tools, and emergency beacons in subzero conditions. The 35A max discharge current enables high-power output for critical rescue operations, and the lightweight design (110g) enhances portability in harsh environments.Low-Temperature Industrial Devices
Perfect for sensors, drones, and robotics deployed in cold storage facilities or outdoor winter settings. The compact size (42x80x21mm) and BMS protection ensure safe, space-efficient integration into machinery requiring stable 7.2V output under fluctuating temperatures.Technical Advantages
- Ultra-Low Temperature Performance: Operates reliably at -40°C, outperforming standard Li-ion batteries.
- High Energy Density: 220 Wh/kg gravimetric density for prolonged runtime in compact devices.
- Advanced Safety: Built-in BMS safeguards against overcharge, over-discharge, and short circuits.
- Fast Charging: Supports up to 6A charging current for rapid power replenishment.
Why Choose This Battery?
- Engineered for extreme environments with rigorous cold-zone testing.
- Combines high discharge rates (35A) with long cycle life (500+ cycles at 25°C).
- Customizable connectors (X.54, P.54, DC5521) for versatile compatibility.
- Compliant with industrial safety standards, minimizing return rates.
Our Contact
Need a Custom Battery?
WhatsApp/Email for:
✓ Same-Day Quotes ✓ Free Configuration Support ✓ Global Shipping
