PZEM-033 Digital Battery Amp Tester 50-500A Shunt 120V Lithium Ion Battery Capacity Tester for AAA AA Button Cell Tester

## **Precision Battery Monitoring for Automotive and Industrial Applications**

The PZEM-033 LCD Battery Coulomb Meter is an advanced battery capacity and voltage tester designed for professional technicians and energy specialists. With its 500A high-current measurement capability and 8-120V DC voltage range, this CE/FCC-certified device provides accurate State-of-Charge (SOC) monitoring for car batteries, solar systems, and industrial power storage. Featuring a clear LCD display, USB power option, and compact design, it's the perfect tool for comprehensive battery diagnostics and maintenance.
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## **1. High-Precision Battery Performance Analysis**

This professional-grade coulomb counter delivers laboratory-quality measurements:

- **Wide Voltage Range (8-120V DC)** – Compatible with:
- 12V car batteries
- 24V truck batteries
- 48V solar systems
- Custom battery configurations

- **High-Current Measurement (0-500A)** – Handles:
- Starter motor loads
- EV charging systems
- Industrial power equipment

- **Accurate Capacity Tracking (0-999AH)** – Features:
- ±1% measurement accuracy
- Cumulative AH counting
- Real-time SOC estimation

- **Universal Battery Compatibility** – Tests:
- Lead-acid (AGM, Gel, Flooded)
- LiFePO4
- Lithium-ion
- Nickel-based batteries
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## **2. Professional Features & Rugged Design**

Engineered for field technicians and workshop use**:

- **High-Contrast LCD Display** – Clear visibility in:
- Bright sunlight
- Low-light workshops
- Outdoor conditions

- **Compact & Durable (64.6×35.6×19.5mm)** – Benefits:
- Space-saving installation
- Shock-resistant construction
- IP54 protection rating

- **Flexible Power Options** – Can be powered by:
- USB connection
- External DC supply
- Built-in battery (optional)

- **Wide Temperature Range (-10°C to 60°C)** – Reliable operation in:
- Freezing winter conditions
- Hot engine compartments
- Humid environments
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## **3. Essential Applications Across Industries**

This versatile battery tester is indispensable for:

- **uD83DuDE97 Automotive Workshops**
- Diagnose **car battery health**
- Test **alternator output**
- Monitor **starter motor current**

- **uD83DuDD0B Electric Vehicle Maintenance**
- Verify **EV battery pack balance**
- Measure **charging system efficiency**
- Track **regenerative braking performance**

- **☀️ Solar Energy Systems**
- Monitor **off-grid battery banks**
- Optimize **charge controller settings**
- Prevent **deep discharge damage**

- **uD83CuDFED Industrial Power Management**
- Maintain **forklift batteries**
- Test **UPS backup systems**
- Monitor **telecom power supplies**
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## **4. Why Choose the PZEM-033 Coulomb Meter?**

✅ **500A High-Current Capability** – For professional automotive and industrial use
✅ **Military-Grade Accuracy** – ±1% measurement precision
✅ **CE/FCC Certified** – Meets international safety standards
✅ **Multiple Package Options** – Choose your ideal configuration
✅ **24/7 Technical Support** – Expert assistance available

**Upgrade Your Battery Testing Capabilities with Professional Precision!**

Company Introduction

Ningbo Peacefair Electronic Technology Co., Ltd. is a professional manufacturer engaged in the research, development, production, sale and service of AC and DC Electric digital power meter, Voltage meter, Energy meter, Battery Meter and so on. We can do OEM, ODM service. All of our products has CE FCC certificate.
We have a young, enthusiastic, professional group to serve our customers. We are always doing our best to develop and try to produce good products with reasonable price.
Welcome to my company and look forward to doing business with you in the near future.