PZEM-037 Battery Capacity & Health Analyzer 100A Coulomb Meter SOC 120V 24V Battery Monitor LiFePO4/Li-ion Battery Testers
 
Battery Monitoring System Display Specifications
1. Display Voltage
* Real-time battery voltage monitoring with high precision 
* Wide voltage range support : 8V to 120V, compatible with various battery systems (e.g.,Acid battery /Lithium ternary battery/ ithium iron phosphate/ Other batteries are universal).
2.Display Current
* Real-time charge/discharge current measurement 
3.Display Capacity
* Real-time remaining capacity (Ah) tracking , supporting up to 999Ah (suitable for large battery banks).
4.Display Percentage (SOC )
* Real-time battery percentage (%) based on capacity.
 
## **Precision Battery Diagnostics for Optimal Performance & Longevity**
 
The PZEM-037 Battery Capacity & Health Analyzer sets a new standard in professional battery testing with its 1.0-grade accuracy and 50A-500A measurement range. This CE/FCC-certified coulomb counter provides comprehensive State-of-Charge (SOC%) analysis for LiFePO4, Li-ion, and all battery types from 8-120V DC. Featuring LCD display, built-in flashlight, and shunt-based measurement, it's the ultimate tool for **EV technicians, solar installers, and industrial maintenance teams.
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## **2. Professional-Grade Features & Design**
 
Engineered for **field technicians and engineers**:
 
- **Shunt-Based Measurement** - Provides true coulomb counting for precise AH calculation
- **LCD with Backlight** - Clear visibility in low-light workshops or outdoor conditions
- **Built-in Flashlight** - Illuminates battery terminals during installation
- **Compact & Durable (68×40×22mm)** - Withstands harsh industrial environments
- **Wide Temperature Range (-10°C to 60°C)** - Reliable performance in extreme conditions
- **Multiple Package Options** - Choose configurations for different shunt sizes and cable lengths
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## **3. Critical Applications Across Industries**
 
This **versatile battery analyzer is essential for:
 
- **\uD83D\uDD0B Electric Vehicle Maintenance**
 - Diagnose **battery pack imbalances in EVs and hybrids
 - Verify **charging system performance at service centers
 
- **☀️ Solar Energy Storage**
 - Monitor **off-grid battery banks** for capacity degradation
 - Optimize **charge controller settings** based on actual SOC
 
- **\uD83C\uDFED Industrial Power Systems**
 - Test **forklift and AGV batteries** during preventive maintenance
 - Monitor **telecom backup batteries** in remote stations
 
- **\uD83D\uDEA4 Marine & RV Applications**
 - Prevent **deep discharge damage** to expensive battery banks
 - Troubleshoot **charging system issues** on boats and RVs
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## **4. Why Choose the PZEM-037 Battery Analyzer?**
 
✅ **True Coulomb Counting** - Most accurate SOC measurement method 
✅ **500A High-Current Capability** - For commercial/industrial applications 
✅ **CE/FCC Certified** - Meets global safety and EMC standards