0.28 Inch 0-100V Three-Wire DC Voltmeter

The 0.28 Inch 0-100V Three-Wire DC Voltmeter is a compact digital voltage measurement module designed to accurately monitor DC voltage levels in electronic circuits, power supplies, batteries, and DIY projects. Featuring a clear 0.28-inch LED display, this voltmeter provides real-time voltage readings with easy visibility and simple three-wire connection. Available at Directronics, the 0.28 Inch DC Voltmeter is ideal for students, hobbyists, makers, educators, and professional engineers working on power monitoring, robotics, and embedded electronics projects.

Features:

• Digital DC Voltage Measurement Display

• 0.28 Inch Bright LED Display

• Supports 0V to 100V DC Measurement

• Three-Wire Connection Design

• Compact Panel Mount Design

• Easy Installation in Projects and Enclosures

• Low Power Consumption

• Fast and Stable Voltage Reading

• Reverse Polarity Protection (Model Dependent)

• Suitable for Battery and Power Supply Monitoring

• Simple Plug-and-Use Operation

• Available in Multiple Display Colors (Model Dependent)

Why Choose 0.28 Inch DC Voltmeter?

• Provides real-time voltage monitoring

• Compact size fits easily into small enclosures

• Useful for testing and troubleshooting circuits

• Eliminates the need for bulky measuring equipment in embedded projects

• Easy integration with power electronics systems

• Ideal for beginners, students, hobbyists, and professionals

Applications:

• DIY Adjustable Power Supply Projects

• Battery Voltage Monitoring

• Arduino and Microcontroller Projects

• Robotics Power Systems

• Solar Power Monitoring

• Electronic Testing Equipment

• RC Vehicle Battery Monitoring

• Laboratory Power Supplies

• Automotive Voltage Measurement

• Embedded System Projects

Technical Specifications:

• Product Type: Digital DC Voltmeter Module

• Display Size: 0.28 Inch LED Display

• Measurement Range: 0V–100V DC

• Operating Voltage: 4.5V–30V DC (Typical)

• Measuring Accuracy: ±1% (Typical)

• Display Type: 3-Digit LED Display

• Connection Type: Three Wire

• Wire Configuration: Red (Power +), Black (GND), Yellow (Voltage Input)

• Update Rate: Fast Refresh Display

• Power Consumption: Low Power Operation

• Installation: Panel Mount / Embedded Installation

Package Includes:

• 1 × 0.28 Inch 0-100V Three-Wire DC Voltmeter Module

Related Products:

• 0.36 Inch Digital Voltmeter Ammeter

• 200W 20A DC-DC Buck Converter Step Down Module

• Mini MP1584 DC-DC 3A Adjustable Buck Module

• LM2596 DC-DC Adjustable Buck Converter Module

• Power Supply Adapter

• Battery Modules

• Arduino Uno

• ESP32 Development Board

Why Buy from Directronics?

Directronics provides quality development boards, communication modules, sensors, electronic components, robotics modules, power management solutions, and IoT products for students, makers, educational institutions, startups, and industry professionals. Explore our complete range of Arduino, ESP32, ESP8266, Raspberry Pi, power modules, motor drivers, programming tools, and embedded development products to bring your ideas to life.

Note:

Product images are for illustration purposes only. Actual display color, wiring configuration, measurement accuracy, and module dimensions may vary depending on the manufacturing batch. Always verify voltage polarity and maximum input voltage before connecting the module to avoid damage.