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Sodium-ion Battery Solutions for -40℃ Extreme Cold

Uninterrupted Power for Emergency Lighting & Airport Infrastructure

Points

Challenges in Extreme Cold Power Supply

Winter Capacity Loss >60%

Lithium batteries lose over 60% capacity in winter, unable to provide stable power supply in extreme cold conditions.

Heating System Overhead

Auxiliary heating systems increase energy consumption and introduce additional failure points in the system.

Low-Temperature Start Failure

Low-temperature startup failure creates safety hazards in emergency lighting and critical infrastructure.

High Maintenance Cost​

Frequent battery replacement in cold regions drives extremely high operation and maintenance costs.

Our Projects

Why Sodium-ion for Extreme Cold?

-40°C Discharge, No Heating

Normal discharge at -40°C without any heating system. True cold-climate performance without extra energy consumption.

5x Longer Than Lead-Acid​​

Cycle life is 5 times that of lead-acid batteries, reducing replacement frequency and total cost of ownership.

Maintenance-Free Design​

Sealed maintenance-free design ideal for unattended remote installations in harsh arctic environments.

Wide Temperature Storage

Broad temperature range for storage and transport with no special thermal control requirements.

CASE

Emergency Lighting Backup Systems

Reliable Backup Power for Emergency Lighting in Cold Climate Regions

cycles
1000
operation
- 0 °C
cost advantage
0 %

Stable Cold-Climate Performance

Emergency lighting systems in Nordic regions must remain operational during freezing conditions. VEKEN sodium-ion batteries maintain stable discharge performance in extreme low temperatures, ensuring reliable backup power availability when traditional lead-acid batteries experience significant capacity loss.

Enhanced Safety for Public Infrastructure

Schools, hospitals, commercial buildings, and public facilities require batteries with high safety standards. VEKEN sodium-ion batteries have passed short circuit, extrusion, and drop tests with no fire or explosion, providing a safer alternative for safety-critical applications.

Reduced Maintenance & Replacement Costs

With over 8,000 cycle life and up to 30% cost advantage compared with traditional lead-acid solutions, VEKEN batteries significantly reduce replacement frequency and lower total ownership costs for facility operators.

Wide Application Coverage

Suitable for emergency lighting backup systems, fire safety power systems, commercial buildings, schools, hospitals, shopping centers, and public infrastructure projects in Nordic cold climate facilities.

CASE

Airport Lighting Systems in Extreme Cold Climates

Reliable Sodium-Ion Battery Solutions for Solar-Powered Airport Lighting

charging
- 0 °C
cell
0 UT

Stable Energy Supply in Winter Conditions

Short daylight hours and low solar radiation in winter increase the demand for efficient energy storage. VEKEN sodium-ion batteries provide stable charge and discharge performance, helping maintain continuous operation of airport lighting systems under challenging seasonal and weather-dependent conditions.

Low-Temperature Charging Capability

Solar-powered airport lighting systems depend on daily solar charging cycles. VEKEN 45UT sodium-ion cells support normal charging operation at temperatures as low as -20°C, overcoming the charging limitations that traditional lithium-ion batteries face in freezing conditions and ensuring reliable energy availability throughout winter.

Wide Application Coverage

Suitable for emergency lighting backup systems, fire safety power systems, commercial buildings, schools, hospitals, shopping centers, and public infrastructure projects in Nordic cold climate facilities.

Reduced Maintenance for Remote Infrastructure

Airport lighting equipment is often installed in outdoor and remote locations where battery replacement and maintenance can be costly. With extended cycle performance and stable battery chemistry, VEKEN sodium-ion batteries help reduce maintenance frequency and improve system availability for long-term outdoor deployments.

Recommended Solution

Prismatic Cell Series

  • All
  • Cylindrical
  • Prismatic

Have Similar Cold Climate Power Needs?

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