Idealakku IB Series LiFePO4 48V 150Ah Battery with Smart BMS and Bluetooth

The Idealakku IB Series LiFePO4 48V 150Ah battery is a high-performance lithium iron phosphate (LiFePO4) energy storage solution designed for marine, solar, motorhome, off-grid, and other demanding 48V DC applications. Equipped with Grade-A prismatic cells, an integrated Smart BMS with Bluetooth, and a long cycle life, it delivers reliable performance, high efficiency, and reduced maintenance.

The built-in Bluetooth module allows battery monitoring via a dedicated mobile app available on the Apple App Store and Google Play, enabling users to view key operating parameters such as state of charge, voltage, current, temperature, and remaining runtime.

Key Features

• High-quality Grade-A prismatic LiFePO4 cells

• Integrated Smart BMS with Bluetooth connectivity

• Mobile app available for Android and iOS devices

• Direct replacement for 51.2V / 300Ah lead-acid, AGM and Gel batteries at significantly lower weight

• Long service life with more than 6,000 charge cycles (80% DoD)

• Stable LiFePO4 chemistry for enhanced safety

• No memory effect

• High charging efficiency

• Modular and durable construction

• Suitable for marine, solar, energy storage, RV and off-grid systems

• 3-year manufacturer's warranty

Intelligent Battery Management System (BMS)

The integrated Smart BMS continuously monitors and protects the battery cells against:

• Overcharging

• Overdischarging

• Overcurrent

• Overvoltage

Up to 4 batteries can be connected in parallel to increase capacity.

Series connection is not permitted.

Bluetooth Monitoring

The integrated Bluetooth 4.0 system allows monitoring of up to 8 batteries simultaneously via the Idealakku mobile application.

The app displays:

• State of Charge (SoC)

• Battery voltage

• Charge and discharge current

• Battery temperature

• Estimated remaining operating time

Technical Specifications

• Brand: Idealakku

• Series: IB Series

• Battery Type: LiFePO4 (Lithium Iron Phosphate)

• Nominal Voltage: 51.2V

• Capacity: 150Ah

• Energy: 7680Wh

• Equivalent Lead-Acid Battery: 51.2V / 300Ah

• Cell Type: Grade-A Prismatic Cells

• Dimensions (L × W × H): 540 × 370 × 200mm

• Weight: 61kg

• Cycle Life: >6000 cycles @ 80% DoD

• Internal Resistance: ≤14mΩ

• Recommended Charging Voltage: 58.4V

• Float Voltage: 55.2 ±0.8V

• Recommended Charging Current: 45A

• Maximum Charging Current: 75A

• Continuous Discharge Current: 200A

• Peak Discharge Cut-Off Current: 600A (200–500ms)

• Operating Voltage Range: 40–58.4V

• Discharge Cut-Off Voltage: 40–44.8V

• Terminal Type: M8

• Protection Rating: IP62

• Charging Temperature: 0°C to +50°C

• Discharge Temperature: -20°C to +75°C

• Storage Temperature: -5°C to +35°C

• Maintenance: Recharge the battery at least once every 3 months during storage

• Parallel Connection: Up to 4 batteries

• Series Connection: Not supported

Certifications

• CE

• UL

• UN38.3

• MSDS

• RoHS

• UN3480

• Class 9