Infrastructure
Top lithium battery provider for utility, energy and telecommunication industry with extreme and hazard environment application.
Infrastructure System Battery Solutions
Lithium battery solutions for infrastructure systems greatly enhance energy efficiency, operational stability, and emergency resilience of critical facilities. Compared with conventional lead-acid batteries, lithium batteries deliver higher energy density, longer cycle life, faster charging, and reduced size and weight, ensuring reliable and long-lasting power support in limited spaces. With outstanding adaptability to harsh environments—ranging from extreme temperatures and humidity to strong vibrations—lithium batteries are the ideal choice for smart city infrastructure, transportation, energy, and communication systems, enabling remote monitoring, unattended operation, and sustainable, low-carbon development.
Customer Pain Points:
- Power Outage Vulnerability – Traffic lights and control cabinets must remain operational during grid failures. Outages can cause traffic chaos and safety incidents.
- High Energy Demand – Continuous operation with multiple signal lights and sensors requires stable and efficient backup power.
- Harsh Outdoor Environment – Batteries are exposed to rain, dust, high heat in summer, and sub-zero conditions in winter, demanding excellent durability and thermal stability.
Solutions:
Large Power provides custom-engineered lithium battery packs for intelligent traffic signals and control systems, ensuring uninterrupted operation in critical infrastructure applications.
Our battery solutions integrate withsolar-powered and grid-connected systems, delivering long-term reliability, reducing maintenance costs, and enhancing traffic safety even under extreme weather or power disruptions.
Customer Pain Points:
- Power Supply Instability – In many urban and rural areas, unstable grids or frequent blackouts affect the operation of street lighting systems.
- Maintenance Costs – Traditional lead-acid batteries used in solar street lights have short lifespans, requiring frequent replacement and increasing OPEX.
- Environmental Challenges – Outdoor lighting systems face rain, dust, temperature extremes, and vandalism, which compromise battery performance and safety.
- Smart City Integration – Municipalities demand intelligent power systems that can report health data and integrate with IoT streetlight networks.
Customer Pain Points:
Large Power develops customized lithium battery packs specifically for smart street lighting applications.
Our solution ensures long-lasting backup, supports solar + grid hybrid power, and includes intelligent BMS monitoring for integration into smart city management platforms.
By adoptingLiFePO4 chemistry, our packs provide superior safety, long cycle life, and reduced maintenance compared to lead-acid batteries.
Smart Street Lighting Power – Lighting Cities Reliably
Through collaboration with municipal partners, our battery solutions are field-tested in urban roads, highways, and smart city projects.
- Ensuring continuous lighting availability, even during blackouts or cloudy days.
- High-energy-density LiFePO4 packs extend lifetime by 2–3× compared with lead-acid.
- Rugged outdoor-rated housing withstands rain, dust, UV, and extreme temperatures.
- IoT-enabled BMS monitoring supports remote diagnostics and centralized smart city management.
- OTA (Over-the-Air) BMS upgrades allow firmware updates and performance optimization without site visits.
- Battery Cell Configuration
- LiFePO4 Cells – High safety, >3,500 cycles, eco-friendly, ideal for municipal lighting projects.
- 12.8V Pack (4S2P) · 40Ah – Supports 2–3 nights of lighting without recharge, suitable for off-grid installations.
- BMS Design
- IoT Integration – RS485/Lora communication for remote SOC, SOH, and fault alarms.
- Multi-protection – Over-voltage, over-discharge, over-current, and thermal protections ensure reliability.
- Structural Process
- Outdoor-grade Enclosure – IP66 waterproof, dustproof, UV-resistant housing for harsh environments.
- Temperature Tolerance – Works stably from −20°C to 65°C.
- Certified for Deployment – UN38.3, IEC62133, CE, and RoHS compliant.
Check Out Our Technology
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Polymer lithium batteries for power system decoders — thin, lightweight, low-EMI stable output; smart BMS (OVP/UVP/OCP/OTP), wide-temperature, long cycle life, customizable.
Product customization ability
In the infrastructure field, we offer customized high-performance lithium battery solutions suitable for various critical equipment, covering application scenarios such as traffic signal systems, smart street lamps, power monitoring, communication base stations, and pipeline network monitoring. Customizable voltage (3.7V – 48V), capacity (100mah – 200Ah), packaging form (flexible package, cylindrical, square), shell protection level (such as IP65/IP67) and BMS communication protocol (RS485, CAN, LoRa, NB-IoT, etc.), fully meeting the power supply requirements under complex working conditions.
Safety and reliability guarantee
Infrastructure systems are mostly deployed outdoors or in harsh environments, and have extremely high requirements for the safety and environmental adaptability of batteries. Our battery solution supports wide-temperature operation (-40℃ to +85℃), features water resistance, dust resistance, explosion-proof and shock resistance, and has passed international certifications such as UN38.3, UL and IEC62133. The built-in BMS provides a comprehensive protection mechanism to ensure the long-term stable operation of critical systems without human intervention.
Professional Knowledge Of The Battery Life Cycle
Our commitment to quality spans every stage, from design to recycling. We specialize in infrastructure-grade batteries, engineered to provide reliable power for critical facilities, public utilities, and large-scale projects. All solutions are developed in compliance with ISO 9001, UL, IEC-certified standards, CB, CE, and FCC certifications, ensuring safety and dependability in every application. Through vertical integration of engineering, manufacturing, and testing, we deliver robust energy storage solutions with faster time to market for infrastructure needs.
We go beyond standard testing by rigorously validating protective circuits before and after production, guaranteeing 100% performance for backup power, grid support, and emergency systems. This ensures stability and resilience in environments where uninterrupted energy is essential.
Additionally, Large Power is committed to driving infrastructure innovation, exploring advanced battery chemistries and smart grid-ready technologies. By continuously enhancing capacity, durability, and integration with renewable energy, we empower infrastructure projects to achieve higher efficiency, sustainability, and reliability.
ISO 9001
UL certification
IEC Certification
CB Certification
European Union CE
