Polarium Lithium Battery

SKU: Module-48V

The 23” 2U 210Ah Battery can be used for both backup and hybrid applications, keeping your network up-and-running irrespective of energy sources used. Thanks to its embedded intelligence, the battery gives you peace of mind in the face of disruption to the power grid such as peak loads or periodic brownouts.

Rated Capacity 210Ah
Compact design W 544 D 725 H 87 mm (W 21.4” D 28.5” H 3.4”)
Lithium Chemistry Nickel Based
Rated Voltage 48 V
IP Class IP20
Circuit breaker Dual pole
Weight Approx 53 kg (117 lbs)
Certified in accordance to UL1973

Shipping

Comprehensive Door-to-Door Shipping Solutions.
International Seafreight to Destination Port. (Port of Discharge)

Delivery

Air Freight, DDP(Delivered Duty Paid): 14~21 days, door-to-door.
Ocean Freight, FCA/FOB/CIF: Vary from 20 to 50 days depends on port of destination, port-to-port.

Warranty

12~36 Months Limited Warranty. (Excluding accident, misuse, abuse, neglect, unauthorized repairs or alterations, or normal wear and tear.)

Dangerous Goods

1. Are lithium batteries considered hazmat for shipping？

Yes. Lithium batteries are classified as Class 9 Miscellaneous Dangerous Goods under international and national transportation regulations (such as the IATA DGR for air transport).
They are considered hazardous material (“hazmat”) for shipping because they pose a risk of:

Short Circuit: Which can lead to overheating.
Fire: If damaged, defective, or improperly packaged, they can catch fire.
Explosion: A fire can lead to a rapid release of energy.

Consequently, their shipment is strictly governed by specific packaging, labeling, documentation, and quantity restrictions based on the mode of transport (air, sea, ground).

2. Why is the shipping cost for lithium batteries higher?

Shipping costs for lithium batteries are high due to the significant risks and specialized handling they require.

The primary reasons are:

Hazardous Material (Dangerous Goods) Surcharges: Carriers add substantial fees to manage the inherent fire risk of lithium batteries.
Specialized Packaging: Mandatory use of non-conductive, fire-retardant, and damage-resistant packaging to prevent short circuits and thermal events.
Regulatory Compliance: Costs associated with required dangerous goods training, certified documentation, and specific labeling for each package.
Limited Carrier Options & Segregation: Fewer carriers accept lithium batteries, and they often must be stored separately, adding logistical complexity.

In short, the high cost directly reflects the safety measures needed to mitigate the risk of fire during transit.

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Enclosure Size	23'' 2U
Lithium Chemistry	Nickel-Based
Rated Voltage	48 V
Rated Capacity (0.2C, 25℃ to LVBD)	210 Ah
Rated Energy (0.2C, 25℃ to LVBD)	9912 Wh
Calendar Life (@80% SOC)	20 Years
Peak Discharge Power	6 kW for 60 seconds
Discharge Cut-off Current	100 A
End-of-Discharge Voltage (LVBD)	39 V
Charge Current Limitation (CLD)	100 A
Charge Voltage for 100% SOC	54.6 V
Charge Voltage for 80% SOC	52 V
Operating Temperature Charging	0 to +55℃ (32 to 131 ℉)
Operating Temperature Discharging	-20 to +60℃ (-4 to 140 ℉)
Operating Relative Humidity	According to ETSI 300 019-1-3 class 3.2 (0~95%)
Storage Temperature	-20 to +60 °C (-4 to 140 °F)
Weight	Approx 53 kg (117 lbs)
Dimensions	W 544 D 725 H 87 mm (W 21.4” D 28.5” H 3.4”)
Circuit Breaker	100 A, BMS Controlled, dual pole
IP Class	IP20
Communication Protocols	RS485, RJ45 (2) ports, Modbus
Safety Standards	IEC62619, IEC62368, UN38.3
Management & Monitoring	Software for PC (Studio) included for full local monitoring and management. Remote connection via Modbus.

Polarium is a leading energy solutions company focused on accelerating the transition to sustainable energy. The company creates innovative battery technology that is smart, reliable, and safe, designed to empower businesses and communities to optimize their energy use and build resilience.

Its 48V battery module embodies this commitment. Engineered with precision, this modular lithium-ion solution serves as the core building block for efficient energy storage systems. It is suitable for a wide range of applications, from robust telecommunications infrastructure and uninterruptible power supplies (UPS) to sophisticated solar integrations.

The module is developed with a focus on longevity, safety, and performance. Its versatile design allows for scalable configurations, ensuring it can meet specific energy requirements while maximizing return on investment. As a component from a global leader in battery technology, the Polarium 48V battery module is designed to deliver exceptional value and reliability.

Prospective customers can explore the full specifications and capabilities detailed below to understand how this module can serve as the foundation for a smarter, more sustainable power solution.

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