0.28 inch DC 100V 100A LED Digital Ammeter Voltmeter with Shunt

The 0.28 inch DC 100V 100A LED Digital Ammeter Voltmeter with Shunt is a compact, high-precision measuring device designed for dual real-time display of current and voltage in DC power systems. With its 0.28-inch red and blue LED display, users can simultaneously monitor both voltage and current on the same screen, making it ideal for battery packs, solar power systems, automotive DC circuits, and other DIY electronics setups.

The unit includes a precision 100A shunt for accurate high-current measurements. It supports a wide voltage range up to 100V DC with 0.1V resolution and 0–100A current range when paired with the included external shunt resistor. Its small form factor and two-wire harnesses allow for easy installation in tight spaces.

🔧 Key Features

• Dual-display 0.28-inch red/blue LED for voltage and current
• Measures DC voltage from 0V to 100V
• Measures current up to 100A with external shunt
• Includes 100A precision shunt resistor
• Independent power input line (RED/BLACK leads)
• Clear, real-time dual parameter display
• Compact and lightweight design for easy mounting

📐 Technical Specifications

📌 Applications

• Battery level and load monitoring
• DC power supply diagnostics
• Solar system performance tracking
• Electric vehicles and DIY e-bikes
• Laboratory and field test equipment

💡 Why Choose This Meter?

Compact yet powerful, this 0.28 inch LED Ammeter-Voltmeter delivers accurate dual-parameter readings with minimal wiring and effort. It’s a cost-effective tool for any DIY or industrial power monitoring application.

📦 Package Includes

• 1 × 0.28 inch DC 100V 100A LED Digital Ammeter Voltmeter
• 1 × 100A External Shunt Resistor