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{"title":"3S 11.1V 14000mAh 18650 Lithium Battery Rechargeable Battery Pack For Portable","imgUrl":"https:\/\/img.chinax.com\/nimg\/c2\/0d\/f4e4d8b5709c148d8d12b335b244-200x200-1\/3s_11_1v_14000mah_18650_lithium_battery_rechargeable_battery_pack_for_portable.jpg","attrs":{"Supply Ability":"100000PCS","Payment Terms":"T\/T","Certification":"UN38.3 MSDS IEC62133 CE ROHS","Brand Name":"MEISAEN"}}
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Meet your high-power and long-runtime needs with our 11.1V 14000mAh 18650 lithium-ion battery pack. Built with high-quality 18650 cells (3S multi-parallel configuration) and an integrated BMS, this pack delivers stable 11.1V power with an ultra-high 14000mAh capacity, ideal for industrial equipment, outdoor applications, and power-hungry portable devices.
Key Features
Ultra-High Capacity: 14000mAh nominal capacity at 11.1V (12.6V fully charged), significantly extending the runtime of your devices.
Integrated BMS Protection: Built-in Battery Management System provides full protection against overcharge, over-discharge, overcurrent, short circuits, and overheating for maximum safety.
Robust PVC Encapsulation: Durable blue PVC heat shrink casing offers excellent insulation, moisture resistance, and impact protection for long-lasting use.
High Energy Density: Compact cube-shaped design packs more power into a small footprint, making it perfect for space-constrained setups.
Direct Wire Leads: Tinned red/black wire leads for easy soldering or connection to custom terminals, offering flexible installation options.
Long Cycle Life: Maintains excellent performance for over 500 charge-discharge cycles with proper care, ensuring long-term reliability.
No Memory Effect: Can be recharged at any level without reducing overall capacity, maintaining consistent power delivery.
Specifications
Parameter
Details
Cell Type
18650 Lithium-Ion
Configuration
3S Multi-Parallel
Nominal Voltage
11.1V
Nominal Capacity
14000mAh
Rated Energy
155.4Wh
Full Charge Voltage
12.6V
Cut-off Voltage
9.0V
Max Continuous Discharge
10A (customizable)
Max Charge Current
5A (recommended)
Connector
Tinned Red/Black Wire Leads
Protection
Overcharge, Over-discharge, Overcurrent, Short Circuit, Overheat
Cycle Life
≥ 500 Cycles
Weight
~550g (approx.)
Operating Temp (Discharge)
-20℃ ~ 60℃
Operating Temp (Charge)
0℃ ~ 45℃
Common Applications
Ideal for powering a wide range of 11.1V / 12V devices requiring long runtime:
Industrial monitoring and control equipment
Portable medical devices and diagnostic tools
High-power outdoor LED lighting and solar systems
Robotics, automation projects, and RC vehicles
Portable speakers, amplifiers, and audio systems
Backup power supplies and off-grid DIY projects
Safety & Usage Tips
Always use a dedicated 12.6V lithium-ion battery charger with matching polarity to prevent damage.
Do not expose the battery pack to water, high humidity, or extreme temperatures.
Keep the battery pack away from metal objects that could cause a short circuit.
If the pack swells, leaks, or emits an unusual smell, discontinue use immediately.
For long-term storage, keep the pack in a cool, dry place with a 40-60% charge leve
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Exporter
Year Established:
2016
Total Annual:
2000USD-3000
Employee Number:
100~150
Ecer Certification：
Verified Supplier
Shenzhen Meisha New Energy Technology Co., Ltd. is a comprehensive enterprise mainly engaged in industry-customized battery modules, scheme design, research and development, production and marketing, and its technical level is in the leading position in the industry. Established in July 2016 with a ... Shenzhen Meisha New Energy Technology Co., Ltd. is a comprehensive enterprise mainly engaged in industry-customized battery modules, scheme design, research and development, production and marketing, and its technical level is in the leading position in the industry. Established in July 2016 with a ...
