25V Voltage Sensor Module

25V Voltage Sensor Module is a compact, reliable, and easy-to-use solution for measuring DC voltages up to 25 volts in embedded electronics and microcontroller-based projects. Designed primarily for Arduino, ESP8266, ESP32, Raspberry Pi, and other development boards, this module enables safe and accurate voltage monitoring by scaling higher input voltages down to a microcontroller-friendly range.

Built around a precision resistive voltage divider, the 25V voltage sensor module converts input voltages from 0–25V DC into a proportional analog output (typically 0–5V), making it ideal for battery monitoring, power supply testing, and energy management systems. Its small form factor, low cost, and straightforward interface make it a popular choice for both professionals and hobbyists.

Key Features of 25V Voltage Sensor Module

• Wide Measurement Range (0–25V DC)
  Accurately measures DC voltages commonly found in batteries, adapters, and power supplies.

• Microcontroller-Friendly Output
  Scales voltage to a safe 0–5V analog output, compatible with Arduino and most ADC-based controllers.

• High Accuracy Voltage Divider
  Uses precision resistors to ensure stable and repeatable voltage measurements.

• Plug-and-Play Design
  Simple 3-pin interface allows quick integration without complex circuitry.

• Compact & Lightweight
  Ideal for space-constrained projects and portable electronics.

• Low Power Consumption
  Suitable for battery-powered systems and energy-efficient designs.

• Cost-Effective Solution
  Eliminates the need for external resistor networks or complex signal conditioning.

Technical Specifications – 25V Voltage Sensor Module

• Module Type: DC Voltage Sensor Module

• Input Voltage Range: 0 – 25V DC

• Output Voltage Range: 0 – 5V DC (Analog)

• Voltage Divider Ratio: 5:1

• Recommended Operating Voltage: 3.3V / 5V (depending on microcontroller ADC)

• Interface Type: Analog Output

• Pin Configuration:

  • VCC: Input voltage to be measured

  • GND: Ground

  • OUT: Analog voltage output

• Accuracy: ±1% (typical, depends on ADC resolution and calibration)

• Operating Temperature: –10°C to +60°C

• PCB Dimensions: Compact, breadboard-friendly design

• Compatibility: Arduino Uno, Nano, Mega, ESP32, ESP8266, Raspberry Pi (via ADC)

Note: For best accuracy, ADC calibration and proper grounding are recommended.

Applications of 25V Voltage Sensor Module

The 25V voltage sensor module is widely used in educational, industrial, and hobbyist applications where reliable DC voltage measurement is required.

Battery Monitoring Systems

Ideal for monitoring 12V and 24V battery systems in solar power setups, UPS systems, and electric vehicles.

Power Supply Testing

Used to measure and monitor output voltages of adapters, SMPS units, and DC power supplies.

Arduino & IoT Projects

Perfect for Arduino-based projects requiring voltage feedback, such as smart energy meters and IoT monitoring systems.

Robotics & Automation

Monitors motor supply voltages and power rails to ensure stable operation in robotic systems.

Solar & Renewable Energy Systems

Commonly used in solar charge controllers and energy management systems to track panel and battery voltages.

Educational & Training Kits

Widely adopted in electronics labs and training modules to teach voltage measurement concepts safely.

Why Choose the 25V Voltage Sensor Module?

The 25V Voltage Sensor Module offers an excellent balance of accuracy, simplicity, and affordability. Its plug-and-play design makes it easy to use even for beginners, while its reliable performance meets the needs of professional embedded developers. By safely stepping down higher voltages, it protects sensitive microcontroller inputs and ensures long-term system reliability.

Whether you are developing a DIY electronics project, an industrial prototype, or an IoT-based monitoring system, this voltage sensor module provides a dependable and efficient voltage measurement solution.

Package Includes:

1 x 25V Voltage Sensor Module

FAQ

1. Where can we buy this 25V Voltage Sensor Module?

This product is available online https://aiiottech.in/product/25v-voltage-sensor-module/ and also available at our store in Pudupakkam/Kelambakkam, Chennai-603103

2. When can I get this 25V Voltage Sensor Module after placing the order?

RGRJ AIIoT TECHNOLOGIES will immediately ship and deliver the product within 1-3 working days.

Video Link: DC Voltage Sensor Module for Arduino Raspberry Pi