Voltage Sensor Module – 0–25V DC Measurement for Arduino and IoT Projects
The Voltage Sensor Module is a compact and accurate tool designed to measure DC voltages up to 25V. Ideal for battery level monitoring, power supply diagnostics, and voltage sensing in embedded systems, it is fully compatible with Arduino, Raspberry Pi, ESP32, and other microcontroller platforms.
This module uses a built-in voltage divider to safely scale higher input voltages to a range readable by most microcontrollers. It’s the perfect choice for projects involving solar power systems, robotics, or any IoT-based energy management.
 
Key Features:
Wide Voltage Detection Range: Measures DC voltages from 0V to 25V
Analog Output: Provides scaled analog voltage signal suitable for ADC input
Onboard Voltage Divider: Uses precision resistors to reduce voltage (approx. 5:1 ratio)
Plug-and-Play Interface: 3-pin header (VCC, GND, AOUT) for easy connection
Microcontroller Compatibility: Works with Arduino, ESP32, Raspberry Pi, STM32, and more
 
Applications:
Battery voltage monitoring (e.g. Li-ion, lead-acid batteries)
Solar panel voltage tracking
DIY multimeter and power meter projects
Robotics and embedded system diagnostics
IoT-based smart energy management systems
 
Package Includes:
1 × Voltage Sensor Module
 
Specifications:
Module Type: Voltage Sensor Module
Input Voltage Range: 0V to 25V DC
Output Voltage Range: 0V to 5V analog signal
Operating Voltage: 3.3V to 5V DC
Output Type: Analog only
Voltage Divider Ratio: Approx. 5:1
Connector Type: 3-pin header (VCC, GND, AOUT)
 
Dimensions:
Length: 28 mm
Width: 14 mm
Height: 12 mm
 
Weight: 3 g
 
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