The DC 100V 100A LED Panel Voltmeter Ammeter Tester is a high-power dual display module designed for accurate monitoring of voltage and current in DC systems. It features a red LED display for voltage and a blue LED display for current, making readings clear, fast, and easy to interpret.

Features

• Dual LED display: Red (Voltage) + Blue (Current)
• Measures DC voltage up to 100V
• Measures DC current up to 100A (with external shunt)
• High-accuracy real-time monitoring
• External shunt for safe high-current measurement
• Bright, easy-to-read LED display
• Compact panel-mount design
• Suitable for industrial and DIY power systems

Technical Specifications

Wiring Instructions

• Red wire: Positive power supply (from measured system)
• Black wire: Common ground (negative)
• Yellow wire: Voltage measurement input
• Shunt resistor: Installed in series for current measurement