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BLSR-48A Lithium Battery Tester | LiFePO4 Balance, Discharge, Charge & Maintenance

Model Number: BLSR-48A
Type: Battery Equalization Tester
Supported Battery Type: Lithium Battery (Li-ion, LiFePO4)
Maximum Measuring Voltage: 5V
Functions: Charge, Discharge, Equalization
Current Range: 0.1–5.0A
Current Accuracy: ±1%FS ±0.05A, Max 5A
Display: 7-inch Color Touch Screen
Power Supply: 110V / 220V
Warranty: 1 Year

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BLSR Series Lithium Battery Equalization Tester – Overview

The BLSR Series is engineered to address cell voltage imbalance efficiently and precisely. It can also be applied in R&D laboratories to simulate various battery conditions by creating adjustable voltage differences. Compatible with multiple lithium battery integration technologies, including CTM, CTC, CTP, and CTB, it is the ideal tool for battery manufacturers, EV dealers, and after-sales service centers to maintain and restore lithium battery performance.


Key Features

  • Wide Voltage Compatibility
    Supports up to 5V per cell, suitable for balancing cells in various lithium battery types.

  • High-Efficiency Equalization
    Offers independent and multi-channel modes for discharge equalizing, charge equalizing, and combined discharge–charge equalizing operations.

  • Comprehensive Protection
    Monitors real-time voltage and temperature changes, with customizable stop thresholds to prevent overcharging and over-discharging.

  • High-Precision Control
    Features 50mA current adjustment and 1mV voltage adjustment for precise equalization, meeting strict testing requirements.

  • Voltage Clamping Technology
    Maintains cell voltage extremely close to the target value during the process, ensuring optimal balancing efficiency.

  • 7-inch LCD Touchscreen
    Displays real-time test data and graphs, with intuitive menu navigation for easy operation.

  • Extended Functions
    Supports barcode scanner input, remote debugging, and system updates to simplify long-term maintenance.


ModelBLSR-24ABLSR-26ABLSR-48ABLSR-52A
Test Cell Qty1*122*134*124*13
Power600W max650W max1200W max1300W max
Voltage Range5V@±0.1%FS±2mV
Current Range5A@±1%FS±0.05A
Temp Range-25~85°C@±2°C
Display7-inch LCD touch screen
PC CommTCP/IP, USB-Device
Charge Modeconstant current + constant voltage
Discharge Modeconstant current
Dimension(mm)515*246*247515*280*250565*300*435565*300*435
Weight(kg)12162829

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