EP101 Portable Single-Cell Charger & Discharger

EP101 is specifically designed for cell-level testing, integrates charging, discharging, capacity, and internal resistance measurement, features high-precision control and multiple safety protections, lightweight and portable, suitable for cell-level maintenance and recycle testing.
 

Engineered for Excellence

Portable & Lightweight Design

Compact and lightweight construction makes the EP101 ideal for on-site battery service, mobile repair applications, and desktop workstation testing.

50A High-Current Performance

Supports up to 50A constant-current charging and discharging, making it suitable for battery cell activation, capacity recovery, and performance restoration.

All-in-One Battery Testing

Combines charge/discharge testing, capacity analysis, and internal resistance measurement to provide a comprehensive evaluation of battery cell health and performance.

High-Precision Measurement

Features isolated voltage and current sampling channels for accurate, stable, and reliable measurement results throughout the testing process.

Enhanced Safety Protection

Integrates battery temperature monitoring and multiple built-in protection mechanisms to improve operational safety and protect both the equipment and battery cells during testing.

Functions Description
Single-Cell Charge / Discharge Testing Supports constant-current (CC) and constant-voltage (CV) charging and discharging with precise control of output current and voltage.
Capacity Testing Measures battery cell capacity through controlled charge and discharge cycles, enabling performance verification and service life evaluation.
Internal Resistance Testing Measures DC internal resistance of battery cells, allowing rapid assessment of cell degradation, consistency, and overall health.
Multi-Battery Compatibility Compatible with ternary lithium, lithium iron phosphate (LiFePO₄), lithium titanate (LTO), and lithium manganese oxide battery cells.
Real-Time Monitoring & Data Logging Displays voltage, current, capacity, internal resistance, and temperature in real time, with local data storage and USB export support.
Multiple Safety Protections Includes overvoltage, undervoltage, overcurrent, reverse polarity, disconnection, and overtemperature protection to ensure safe and reliable testing.

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Products Parameters

Parameters
Input AC 100–220V, 50/60 Hz Storage & Data Export Supports USB Drive Export
Voltage Range 1V – 5V Cooling Method Forced Air Cooling
Current Range 0.5A – 50A Operating Temperature -10°C ~ 60°C
Voltage Accuracy ±0.2% FS + 5 mV (Max. Range: 5V, Resolution: 0.001V) Storage Temperature -20°C ~ 70°C
Current Accuracy ±0.5% FS + 0.1A (Max. Range: 50A, Resolution: 0.1A) Ambient Humidity 10%–90% RH
Charge & Discharge Power 250 W Max Protection Level IP21
Display 4.3-inch Color LCD Screen Protection Functions Battery overtemperature, system overtemperature, short-circuit, reverse polarity, disconnection, overcurrent, overvoltage, and undervoltage protection.
Input Method Knob + Button

Make Your Products Last Longer

  • Do not allow water to enter the product.
  • When your hands are very oily, please do not touch the product.
  • Wipe the product with alcohol regularly.
  • In order to prevent the product screen from being scratched, a protective film can be attached to the product.
  • Prevent the product from being unresponsive due to the wrong wiring of the product.

Document

EP101 Portable Single-Cell Charger & Discharger Product Catalog
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