Low Temperature 18650 3.6V 6700mAh Temperature and Humidity Monitoring Device Lithium-ion Battery (Cold Chain Logistics Inside the Compartment)
Special Batteries for Extreme & Critical Applications
Custom Battery Systems for Low Temperature, High Temperature & Hazardous Condition
When equipment operates in extreme cold, high heat, or hazardous environments, conventional lithium batteries often suffer from rapid capacity loss, charging failure, or even safety risks.
LARGE specializes in custom lithium battery systems designed for extreme operating conditions — from cell chemistry to full PACK and BMS integration — ensuring stable and safe performance in critical environments.
Proven Expertise
- 24 Years of Custom Lithium Battery Manufacturing
- 2680+ Mass Production Projects
- 1500㎡ Testing Laboratory with 109 Test Capabilities
Custom Special Battery Solutions
Stable discharge and charging performance in ultra-low temperature environments.
Core Capabilities
Charging at -20°C
-40°C discharge capacity ≥ 85% (0.2C)
-50°C capacity retention ≥ 75%
Typical Applications
Polar research equipment · Outdoor security systems
Special robotics · Cold-chain logistics
High Temperature Lithium Battery
Reliable power supply for high-heat operating environments.
Core Capabilities
Operating range: -40°C to 85°C
Optimized thermal management design
Stable cycle life under elevated temperatures
Typical Applications
Downhole oil equipment · Industrial high-temperature inspection devices
Power generation systems · Metallurgical equipment
Certified safe power solutions for hazardous and explosive environments.
Core Capabilities
Intrinsically Safe (Ex i) / Flameproof (Ex d) design
ATEX / IECEx / GB3836 compliant
High-level safety validation testing
Typical Applications
Oil & gas drilling · Mining equipment Petrochemical facilities · Hazardous material storage
Smart Lithium Battery System
Integrated communication and intelligent battery management.
Core Capabilities
SMBus / CAN / RS485 / I2C support
Accurate SOC calculation & display
Charge / discharge management
DC-DC conversion modules
Fault diagnostics & data logging
Typical Applications
Medical devices · Industrial terminals · Robotics · Intelligent instruments
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Low Temperature Battery132 Products
Stable discharge and charging performance in ultra-low temperature environments. Core Capabilities Charging at-20∞C -40∞C discharge capacity = 85% (0.2C) -50∞C capacity retention = 75% Typical Applications Polar research equipment ∑ Outdoor security systems Special robotics ∑ Cold-chain logisticsRead More -
Explosion-proof Battery18 Products
Certified safe power solutions for hazardous and explosive environments. Core Capabilities Intrinsically Safe (Ex i)/ Flameproof (Ex d) designATEX/IECEx/GB3836 compliantHigh-level safety validation testing Typical Applications Oil & gas drilling ∑ Mining equipment ∑ Petrochemical facilities ∑Hazardous material storageRead More
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Core Technologies Behind Special Battery Systems
Extreme Environment Adaptation
Designed for low temperature, high temperature, vibration, and humidity conditions.
Thermal Runaway Protection & Temperature Management
NTC / PTC monitoring
Thermal diffusion suppression
Optimized heat dissipation structure
Extreme-condition thermal simulation
Specialized Cell R&D
Low-temperature cells
High-temperature cells
Explosion-proof cells
High-rate & high-safety cells
Integrated Design
Cell + PACK + Power system full-chain customization.
Intelligent BMS
Communication, data monitoring, and remote management supported
Special Battery Application Fields
Cold Climate Equipment
Stable discharge and charging in sub-zero environments.
Polar research devices · Outdoor monitoring systems
High-temperature and hazardous environments require certified safety systems.
Downhole tools · Inspection instruments
Explosion-proof requirements in enclosed environments.
Mining vehicles · Communication devices
Emergency & Firefighting Equipment
Rapid response and stable output in unpredictable conditions.
Rescue systems · Life detection devices
High load and continuous operation demand high discharge performance and long cycle life.
UAV Battery Systems
Lightweight and high energy density for complex environments.
Looking for a Reliable Special Lithium Battery Solution?
Tell us about your use case, and our engineers will tailor
the most suitable battery solution for you.
the most suitable battery solution for you.
Certification & Compliance Support
For international and high-risk applications, battery performance must meet strict regulatory standards.
We support global certification requirements, including:
·ATEX (EU Directive 2014/34/EU)
·IECEx
·UN38.3
·IEC 62133
·UL Certification
Helping your product enter global markets smoothly and compliantly.
Special Lithium Battery FAQs
What is a Special Lithium Battery?
A battery system designed for extreme temperature, hazardous, or high-risk environments, such as low-temperature, high-temperature, explosion-proof, or smart battery systems.
Why do standard batteries fail in low temperatures?
Low temperature reduces electrolyte activity, increases internal resistance, and leads to capacity loss or charging failure.
What certifications are required for explosion-proof batteries?
Typically ATEX and IECEx certifications are required for safe operation in hazardous environments.
Can the battery be customized for our equipment?
Yes. We provide full customization from cell chemistry to PACK structure and BMS development.
What are the advantages of smart lithium batteries?
Real-time SOC monitoring
Data communication
Fault warning
Accurate battery management
What is the lead time for special lithium battery projects?
Lead time depends on project complexity.
Sample development typically takes 2–4 weeks, while mass production lead time varies based on order volume and technical requirements.
Get Your Custom Lithium Battery Solution
Looking for a stable and reliable battery solution?
We provide integrated support from engineering design to mass production.
We provide integrated support from engineering design to mass production.