security system backup battery

Security & Communication Lithium Battery Solutions

Security and communication systems require reliable lithium battery platforms to ensure uninterrupted monitoring, stable data transmission, and long-term field deployment.

LARGE provides custom lithium battery packs for surveillance systems, wireless communication equipment, and portable monitoring platforms. Our solutions are engineered for extended standby time, voltage stability, and environmental adaptability.

Industry Pain Points

– Remote deployment with limited maintenance

– Long standby with occasional high current peaks

– Outdoor temperature fluctuation

– Limited internal installation space

– High reliability requirement

LARGE Advantages

High energy density lithium battery systems

Stable discharge curve for sensitive electronics

Intelligent BMS protection

Custom compact battery design

Proven security and communication battery experience

Security & Communication Lithium Battery Applications

Video Surveillance Devices Battery

Video Surveillance Devices

Reliable power for continuous recording, high-resolution cameras, and night-vision systems.

• Outdoor Deployment Surveillance Camera

• Video Doorbell

• Solar-Powered Integrated Security Camera

Intrusion Detection & Alarm Systems

Stable energy supply ensures instant alerts and consistent sensor operation.

• Wireless Alarm Control Panel

• PIR Motion Sensor (Passive Infrared Sensor)

• Magnetic Door Sensor

• Vibration Detector

Intrusion Detection & Alarm Systems Battery
Access Control & Identification Devices Battery

Access Control & Identification Devices

Supports biometric scanners, card readers, and real-time access logging.

• Smart Door Lock

• Fingerprint Access Control Terminal

• Facial Recognition Access Control Terminal

• Standalone Access Control Reader

• Access Control Controller with Backup Battery

Communication & Patrol Devices

Ensures uninterrupted voice, data transmission, and patrol device operation.

• Digital Two-Way Radio

• PoC (Push-to-Talk over Cellular) Radio

• Patrol Inspection Device

• Security Patrol Handheld Terminal

Communication & Patrol Devices Battery

Explore More Robotics Battery Solutions >>

Customizable solutions for miscellaneous security and networking devices.

Security Lithium ion Battery Pack Solution

11.1V 15000mAh Outdoor Surveillance Battery Pack

The customer is a surveillance system integrator providing remote outdoor monitoring solutions for industrial parks, construction sites, and temporary security deployments. Their camera systems are often installed in locations without stable grid access, requiring a reliable lithium battery pack to ensure continuous operation.

Extended Standby Architecture

  18650 high energy density cells

  3S4P customizable configuration

  Optimized low self-discharge structure
resistance for stable runtime

  Stable voltage output during standby

  Capacity design for long-duration operation

Environmental Protection Optimization

  Wide temperature operation design

  NTC temperature monitoring

  Reinforced internal fixation

  Enclosure compatibility design

  Moisture-resistant structural options

Stable Communication Power Platform

  Smooth discharge curve

  Peak current support during transmission

  Multi-layer BMS protection

  Short-circuit and overcharge protection

14.8V 10400mAh Portable Communication Terminal Battery Pack

A communication equipment manufacturer required a lightweight lithium battery solution for portable field communication terminals.

Lightweight Energy Platform

  21700 high energy density cells

  4S2P configuration

Optimized weight-to-capacity ratio

 Compact battery layout

 Flexible dimension customization

Intelligent Energy Management

 Accurate SOC estimation

Optional CAN / SMBus integration

Low standby consumption design

Stable voltage output for communication modules

Structure & Assembly

Multi-layer BMS protection

Overcharge / over-discharge protection

Shock-resistant internal fixation

Reinforced nickel busbar welding

Security & Communication Lithium Battery Selection Guide

LARGE provides flexible custom lithium battery solutions tailored to your device requirements, ensuring optimal performance for every system.

Runtime & Capacity

Select battery capacity based on device power consumption and required operating time.

High-load equipment can be configured with high-discharge-rate cells.

Temperature Adaptability

Wide temperature design supports –20°C to 60°C environments.

Suitable for outdoor surveillance, communication towers, and extreme climate conditions.

Safety & Reliability

International certifications: UN38.3 / UL / CE

Built-in multi-layer protection:
Overcharge / Over-discharge / Short-circuit / Over-temperature protection

Cycle Life

Long-life lithium cells reduce replacement frequency and maintenance costs.

Typical cycle life: ≥ 2000 cycles

Structural & Size Customization

Compact and lightweight design.

Fully customized to match device dimensions and installation space.

Frequently Asked Questions

Which security devices can your power supplies be used with?

Our customized power supplies are suitable for a wide range of security devices, including CCTV cameras, IP cameras, intrusion alarm systems, and access control panels.

Yes, they include over-voltage, over-current, short-circuit, and over-temperature protection to ensure safe operation of connected devices.

Yes, we can provide IP-rated enclosures suitable for outdoor cameras, wireless communication base stations, and other harsh environments.

Yes, optional monitoring modules can track voltage, current, and temperature, enabling remote monitoring and management of connected devices.

Start Your Security Battery Solution Review

·30-minute technical requirement discussion

·Auditable prototype solution within 3–7 days

·Certification pre-assessment & small-batch validation support