Can this 12V sodium-ion battery replace a lead-acid starting battery?

It can be used as a replacement in compatible starting applications. Before replacement, check the CCA, battery dimensions, terminal layout, charging voltage, and operating temperature .

How does this sodium-ion battery perform in cold weather?

It retains more than 80% capacity at −20°C and supports discharge operation down to −30°C , making it suitable for cold-weather starting applications.

Can I use an existing 12V lead-acid charger?

Compatibility depends on the charger's output voltage and charging profile. Check that the charger is suitable for the battery's 15.6V recommended charging voltage before use.

How long does this 12V 100Ah sodium-ion battery last?

The battery supports ≥2,500 cycles at 1C, 100% DoD and ≥4,000 cycles at 0.2C, 100% DoD under specified test conditions.

Does this sodium-ion battery have a built-in BMS?

Yes. The integrated BMS provides protection against overcharge, overdischarge, overtemperature, and short circuits , while supporting cell balancing.

54kWh 116kWh Outdoor Sodium ion Energy Storage Cabinet

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54kWh 116kWh Outdoor Sodium ion Energy Storage Cabinet

≥10,000-Cycle Long Service Life
CAN / RS485 Communication Support
IP54 Protection for Outdoor Installation
Local & Remote Monitoring and Control
Simplified On-Site Installation and Connection
Grid-Connected & Off-Grid Flexible Operation


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Product Description

54kWh 116kWh Outdoor Sodium ion Energy Storage Cabinet2

All-in-One Energy Storage, Built for Outdoor Deployment

Polinovel sodium ion energy storage cabinet integrates battery storage, power converson, thermal management, system control and fire protection into one outdoor enclosure.

Available in 54,26 kwh and 116.2 kWh configurations, it supports peak shaving, solar sell-consumption, and grid-connected or off-grid operation.

Sodium-Ion Technology

Built with 170Ah sodium-ion battery modules, the system is designed for stationary energy storage applications that require frequent charging and discharging. It supports a wide operating temperature range of -40°C to 60°C, making it suitable for demanding outdoor environments.

Integrated System Design

The cabinet integrates the battery system, BMS, hybrid inverter, high-voltage unit, air-cooling system, and fire protection into one enclosure. This all-in-one architecture reduces secondary assembly on site and simplifies installation and system integration.

Outdoor Ready

Designed for outdoor installation, the cabinet features an IP54 enclosure and C4-M corrosion protection to support operation in commercial and industrial environments. It is also rated for 5%–95% RH non-condensing humidity and altitudes below 5,000 m.

Flexible Energy Management

The system supports grid-connected and off-grid operation, allowing it to adapt to different site energy strategies. It can be used for peak shaving, solar self-consumption, and energy scheduling, while local and remote control functions help operators monitor system status and fault information.

Why Sodium-Ion for Energy Storage?

Sodium ion battery technology offers wide temperature operation, long cycle design and high rate capabiity, making it well suited for commereal and industrial energy storage applications.

-40°C to 60°C

Wide-Temperature Operation

Designed for energy storage applications across a broad operating temperature range.

≥10,000 Cycles

Long Cycle Design

Designed for repeated charge and discharge under specified operating conditions.

1P / 1.5P

Charge & Discharge Capability

Up to 1P maximum charging power and 1.5P maximum discharging power.

Specification

Model	CBS54	CBS116
Number of Battery Modules in Series	7	15
System Nominal Energy	54.26kWh	116.2kWh
System Nominal Voltage	319.2V	684V
System Operating Voltage Range	201.6–392V	432–840V
Dimensions(W × D × H)	1770mm × 1250mm × 2193mm (including inverter)	1825mm × 1289mm × 2193mm (including inverter)
Weight	1220kg (including inverter)	2500kg (including inverter)
Parameter	Common Specification
Battery Type	Sodium-ion
Module Capacity	170Ah
Module Nominal Voltage	45.6V
Module Energy	7.75kWh
Maximum Charging Power	1P
Maximum Discharging Power	1.5P
Fire Suppression System	Aerosol
Cooling Method	Intelligent air cooling
Communication Interfaces	CAN/RS485
Operating Temperature	−40°C to +60°C
Recommended Storage Temperature	0°C to +35°C
Humidity	5%–95% RH, non-condensing
Altitude	<5,000m
Ingress Protection Rating	IP54
Corrosion Protection Rating	C4-M
Installation Location	Outdoor
Cycle Life	≥10,000 cycles (25°C, 0.5P, 70% EOL)
Certification / Documentation	UN38.3, MSDS, CE

Need more detailed specifications? Please contact us.

Sodium-Ion Energy Storage Applications

Peak Shaving

Store energy during lower-demand periods and discharge when site loads increase, helping businesses manage peak demand and improve daily energy use.

Solar Self-Consumption

Store excess solar generation for later use, helping increase on-site renewable energy utilization when solar output falls or demand rises.

Grid-Connected Energy Storage

Support scheduled charging and discharging alongside the utility grid for more flexible site energy management and daily load balancing.

Off-Grid Operation

Support compatible off-grid applications where independent energy supply, integrated storage, and flexible power management are required.

Local & Remote Energy Management

Monitor system status and fault information through local or remote control, supporting more convenient operation and system management.

Local Control

On-site system

operation and

parameter settings.

Remote Monitoring

Access system status, operating data and fault information remotely.

Fault Information

Receive real-time

alarms and fault

information for

timely response.

Built Around Your Energy Storage Project

Capacity & Power Configuration

Configure system capacity and power output according to the project load profile, energy demand, and required operating duration.

Grid & Off-Grid Operation

Configure the system for grid-connected, off-grid, solar self-consumption, or peak-shaving applications according to the intended operating strategy.

Communication & Control

Support CAN / RS485 communication, together with local and remote system control for status and fault monitoring.

Site & System Integration

Consider installation environment, operating temperature, enclosure protection, inverter integration, and on-site connection requirements during system planning.

Discuss Your Energy Storage Project.

Polinovel Sodium-ion Battery Benefits

Polinovel Sodium ion Battery for Starting

Top-Grade Battery Cells

Built with high-quality sodium-ion cells, our batteries deliver outstanding advantages—including fast charging efficiency, zero maintenance, and exceptional performance in low-temperature environments.

Exceptional Performance

With superior charge/discharge rates and outstanding low-temperature capabilities, our sodium-ion batteries are perfectly suited for demanding applications such as car starting, marine starting, motorcycle starting, etc.

Long Cycle Life

Polinovel sodium-ion batteries feature excellent deep cycle performance, delivering consistent and reliable power over their service life. Their durability makes them a smart choice for applications that demand long-lasting power.

Reliable Product Warranty

As a trusted battery supplier, Polinovel offers a comprehensive warranty that guarantees both performance and longevity, ensuring you can rely on the quality and durability of Polinovel batteries with complete peace of mind.

Built-in BMS Protection

Over Charge/Discharge Protection

Monitors the battery voltage and ensures that it does not exceed or fall below a certain value to prevent over charge/discharge.

Temperature Protection

Monitors the temperature of each cell and protects the battery if the temperature exceeds/goes below a preset threshold.

Short Circuit Protection

Interrupts the flow of electricity to prevent any further damage after detecting a short-circuit.

Cell Balancing

Ensures all the cells are kept at the same voltage or SOC and helps to extend the life of the battery.

Polinovel Promises

High-performance Battery Solutions

Our team of experts thoroughly analyzes market needs and actively explores new technologies to create innovative battery solutions. Our battery products are manufactured using state-of-the-art technology and strict quality control measures to ensure they offer superior performance and great reliability.

Quality Assurance

As a reliable battery manufacturer, we offer products that meet global standards. Our battery products are certified with CE, MSDS, RoHS, and UN38.3 certifications. When you opt for our products, be assured that quality and safety is our utmost concern.

Exceptional Customer Service

Our commitment is to provide excellent customer service from beginning to end. Our team has a wealth of experience and is focused on providing the most satisfying experience for our customers. We offer quick and effective service, whether it's responding to product inquires, assisting with orders, or dealing with technical issues.

On-time Delivery

As an experienced battery supplier in the industry, we have an exceptional supply chain system and fast logistics. We are committed to providing efficient delivery to ensure that our customers receive their orders on time.

Sodium-Ion Battery FAQs

Q Can this 12V sodium-ion battery replace a lead-acid starting battery?

A It can be used as a replacement in compatible starting applications. Before replacement, check the CCA, battery dimensions, terminal layout, charging voltage, and operating temperature.
Q How does this sodium-ion battery perform in cold weather?

A It retains more than 80% capacity at −20°C and supports discharge operation down to −30°C, making it suitable for cold-weather starting applications.
Q Can I use an existing 12V lead-acid charger?

A Compatibility depends on the charger's output voltage and charging profile. Check that the charger is suitable for the battery's 15.6V recommended charging voltage before use.
Q How long does this 12V 100Ah sodium-ion battery last?

A The battery supports ≥2,500 cycles at 1C, 100% DoD and ≥4,000 cycles at 0.2C, 100% DoD under specified test conditions.
Q Does this sodium-ion battery have a built-in BMS?

A Yes. The integrated BMS provides protection against overcharge, overdischarge, overtemperature, and short circuits, while supporting cell balancing.