Mini Voltmeter 0 to 30V DC (Y)

The Mini Digital Voltmeter Display Module is a compact 3-digit LED voltage monitoring module designed for real-time DC voltage measurement. It features a bright red 7-segment LED display and comes pre-calibrated for easy plug-and-play use. With a simple 3-wire connection, the module can be directly powered from the measured voltage source, making it ideal for embedded systems, power supplies, battery monitoring, and DIY electronics projects where space is limited.

Technical Specifications:

• Display Type: 3-digit 7-segment LED
• Display Color: Red
• Measurement Type: DC voltage
• Measurement Range: Typically 0 – 100 V DC (variant dependent)
• Operating Voltage: Same as measured voltage
• Wiring: 3-wire connection (Red: VCC, Black: GND, Yellow: Sense)
• Accuracy: ±1%
• Refresh Rate: Fast, flicker-free display
• Board Size: Ultra-compact PCB
• Mounting: PCB mounting holes provided

Features:

• Compact and lightweight digital voltmeter
• Bright red LED display for clear visibility
• Simple 3-wire connection
• No external power supply required
• Pre-calibrated for accurate readings
• Low power consumption
• Easy integration into panels and enclosures

Applications:

• Battery voltage monitoring
• Power supply voltage display
• DIY electronics projects
• Embedded systems and control panels
• Solar power and charging systems
• Lab instruments and test setups
• Robotics and automation projects