Lithium-Ion Batteries

Polarium SLB48-050-124-2 Battery

The Polarium SLB48-050-124-2 Battery is a high-capacity energy storage solution with 48V and 50Ah, offering reliable and efficient performance for diverse applications. Utilising advanced lithium-ion technology, it ensures fast charging, extended lifespan, and superior energy density. Built with multiple safety features, this battery guarantees ...

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The Polarium SLB48-050-124-2 Battery is a high-capacity energy storage solution with 48V and 50Ah, offering reliable and efficient performance for diverse applications. Utilising advanced lithium-ion technology, it ensures fast charging, extended lifespan, and superior energy density. Built with multiple safety features, this battery guarantees safe operation and durability, making it ideal for telecommunications, renewable energy systems, and backup power supplies.

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Polarium SLB48-050-124-2 Battery
Features
  • Compact design in 19” mounting
  • Lithium Chemistry NMC
  • 2U height and 395 mm depth
  • Rated Capacity 50 Ah
  • Rated Energy 2520 Wh
  • Peak Discharge Power 6kW for 60 seconds
  • Exceptional life; 20 years or 6000 cycles at 80% DoD
  • Safe every step of the way – from transportation to implementation and maintenance
Specifications
TECHNICAL SPECIFICATIONS
Enclosure Size  19" 2U
Lithium chemistry  NMC
Rated Voltage  48 V 
Rated Capacity Ah (0.2C, 25°C to 42 V)  50 Ah 
Rated Energy Wh (0.2C, 25°C to 42 V)  2520 Wh 
Calendar Life @ 80% SOC 20 years 
Peak Discharge Power  6kW for 60 seconds
Discharge Cutoff Current 100 A 
End-of-Discharge Voltage (LVBD)** 42 V
Charge Current Limitation (CLD)* 50 A
Charge Voltage for 100% SOC 58.8 V
Charge Voltage for 80% SOC 56 V
Operating Temperature Charging 0 to +55°C (32 to 131°F)
Operating Temperature Discharging -20 to +60°C (-4 to 140°F)
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. 23.5 Kg (51.8 lbs)
Dimensions mm (in")

W 440 D 382 H 87

(W 17.3” D 15.0” H 3.4”)

Circuit breaker 100 A, BMS Controlled, single pole
IP class  IP20
Communication Protocols RS485, RJ45 (2) ports, Modbus
Safety Standards IEC62619, IEC62368, UN38.3
Management & Monitoring  Software for PC (Incell Studio) included for full local monitoring and management. Remote connection via Modbus

*If the recharge current is 50A or higher, the battery will automatically reduce the charge current to 6-12A temporarily
** Cut off when one cell reaches 3.0V, 14 cells in series Data subject to change without notice

Technical Drawings
Downloads
POLARIUM_SLB48-050-124-2_TDS_v_1_0_Datasheet.pdf
Warranty & Returns

Warranty periods vary by product. Please refer to the Powerbox Warranty Policy for the applicable coverage period against manufacturing defects from date of purchase. For returns and RMA requests, please visit our RMA support page or contact our support team directly.