Sensor Boards And Modules
nRF24L01 Module
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The nRF24L01 module is a popular 2.4GHz RF transceiver module used for short-range wireless communication. It supports data rates from 250kbps to 2Mbps and can achieve a range of up to 100 meters in open space. Ideal for Arduino projects, wireless control systems, and IoT applications.
₹140.00 exc. GST
Out of stock
The nRF24L01 module is a highly popular and efficient 2.4GHz RF transceiver module used for short-range wireless communication. It is designed to enable reliable and high-speed wireless data transmission, making it ideal for a wide range of applications, including Arduino projects, wireless control systems, and IoT applications. Here’s a detailed description:
Working Principle:
The nRF24L01 module operates in the 2.4GHz ISM (Industrial, Scientific, and Medical) band, using GFSK (Gaussian Frequency Shift Keying) modulation for data transmission. It is a transceiver, meaning it can both transmit and receive data. The module communicates with a microcontroller via the SPI (Serial Peripheral Interface) bus, allowing for high-speed data transfer and low power consumption.
Key Features:
Frequency Range: Operates in the 2.4GHz ISM band, which is globally license-free and suitable for various wireless applications.
Data Rates: Supports data rates of 250kbps, 1Mbps, and 2Mbps, providing flexibility for different communication needs.
Range: Capable of achieving a range of up to 100 meters in open space, although actual range may vary depending on environmental conditions and obstacles.
Power Consumption: Low power consumption, with the ability to operate in power-down and standby modes to save energy.
Operating Voltage: 1.9V to 3.6V, making it compatible with a wide range of microcontrollers.
Antenna: Typically includes an onboard PCB antenna, but can be connected to an external antenna for extended range.
Enhanced ShockBurstâ„¢: A feature that allows for high-speed data transfer with reduced power consumption by handling all packet assembly and timing.
Multi-Receiver Support: Supports up to 6 data pipes for multi-receiver communication, allowing multiple devices to communicate with a single transmitter.
Technical Specifications:
Frequency Range: 2.4GHz to 2.5GHz ISM band
Modulation: GFSK
Data Rates: 250kbps, 1Mbps, 2Mbps
Range: Up to 100 meters in open space
Operating Voltage: 1.9V to 3.6V
Power Consumption: 11.3mA (transmit at 0dBm), 13.5mA (receive), 900nA (power-down), 26µA (standby)
Interface: SPI (max 10Mbps)
Antenna: Onboard PCB antenna or external antenna option
Dimensions: Approximately 15mm x 29mm x 1.5mm
Applications:
Arduino Projects: Ideal for creating wireless communication between Arduino boards, enabling remote control and data transfer.
Wireless Control Systems: Used in remote controls, wireless sensors, and actuators for home automation and industrial automation.
Internet of Things (IoT): Enables communication between IoT devices, such as smart home devices, wearable technology, and environmental monitoring systems.
Robotics: Facilitates wireless communication between robots and their controllers, enhancing mobility and control.
Wireless Data Logging: Used in systems that collect and transmit data wirelessly for analysis and monitoring.
Advantages:
High-Speed Communication: Supports data rates up to 2Mbps, allowing for fast and reliable data transfer.
Low Power Consumption: Designed for energy efficiency, making it suitable for battery-operated devices and long-term deployments.
Multi-Receiver Support: Can communicate with multiple receivers simultaneously, enhancing versatility in communication networks.
Easy Integration: Simple to interface with microcontrollers via SPI, with widely available libraries and examples for popular platforms like Arduino.
Compact Design: Small form factor allows for easy integration into various projects without adding significant bulk.
Limitations:
Range: The actual range may be affected by environmental conditions and obstacles, requiring line-of-sight or careful placement for optimal performance.
Interference: Operating in the 2.4GHz band may result in interference from other devices, such as Wi-Fi routers and Bluetooth devices, requiring frequency management.
Power Requirements: Requires a stable power supply within the specified voltage range to ensure reliable performance.
The nRF24L01 module is an excellent choice for anyone looking to implement short-range wireless communication in their projects. Its combination of high-speed communication, low power consumption, and versatile applications makes it a popular choice among hobbyists, educators, and professionals alike.





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