SKU: IOWC-0183
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NRF24L01+PA+LNA 2.4GHz RF Transceiver Module w/ SMA Antenna

₹156.00 (Inclusive of all taxes)
Out of Stock

This NRF24L01+PA+LNA module is a 2.4GHz ISM band RF transceiver with integrated power amplifier and low-noise amplifier, enabling robust wireless links up to 1km. It interfaces via SPI with MCUs like Arduino, STM32, or Raspberry Pi for custom IoT and telemetry networks.

Features

  • Enhanced RF range up to 1km in open areas with integrated +20dBm PA and LNA.
  • Operates on the global 2.4GHz ISM band with six-channel reception and 125 frequency hopping points.
  • SPI interface ensures easy integration with Arduino, STM32, PIC, AVR, and other microcontrollers.
  • Ultra-low power consumption with a deep sleep current of just 4.2µA for battery-powered nodes.
  • Includes a 2dBi SMA antenna for improved signal gain and directional flexibility.

Out of stock

Description

The NRF24L01+PA+LNA module integrates Nordic Semiconductor Semiconductor’s robust 2.4GHz transceiver IC with onboard power amplification and low-noise amplification circuits. This design significantly boosts effective isotropic radiated power (EIRP) and receiver sensitivity, enabling reliable communication over extended distances compared to standard NRF24L01 modules. The architecture supports data rates from 250kbps to 2Mbps, with lower rates enabling the maximum range, and incorporates automatic packet handling features to simplify firmware development.

Powered from a 3.3V supply, the module is engineered for low-power IoT deployments, featuring multiple power-down modes. The inclusion of an external SMA connector allows for antenna diversity, letting system integrators upgrade to higher-gain antennas for specific pattern coverage. Its compact form factor and SPI interface make it a versatile drop-in solution for adding robust, medium-range wireless connectivity to industrial telemetry, remote sensor networks, and custom control systems without RF design expertise.

Key Features

  • Integrated +20dBm Power Amplifier (PA) and Low-Noise Amplifier (LNA) for extended communication range and improved receiver sensitivity.
  • Operates on the worldwide 2.4GHz ISM frequency band, requiring no licensing for use.
  • Supports six simultaneous data reception channels and 125 frequency points for robust multi-point and frequency-hopping networks.
  • SPI digital interface allows straightforward connection to most microcontrollers (MCU, ARM, PIC, AVR, STM32).
  • Automatic packet handling with hardware-acknowledged delivery, retransmission, and payload CRC.
  • Ultra-low power consumption with a standby current of 4.2µA, ideal for battery-operated sensor nodes.
  • Compatible with standard NRF24L01 libraries and software, ensuring a quick development start.
  • Includes a 2dBi gain SMA antenna for immediate out-of-box deployment and testing.

Applications

  • Long-range wireless sensor networks for environmental monitoring (temperature, humidity, pressure).
  • Industrial IoT (IIoT) telemetry and machine-to-machine (M2M) communication links.
  • Remote control systems for drones, robotics, and RC models.
  • Smart home automation for non-WiFi device control and sensor data backhaul.
  • Custom wireless data links for microcontroller projects requiring reliable, medium-range connectivity.

Technical Specifications

Wireless Transceiver ICNRF24L01+
Operating Frequency2.4GHz ISM Band
RF Output Power+20 dBm (Max)
Receiver Sensitivity-104dBm @250kbps, -92dBm @2Mbps
Supply Voltage3.0V - 3.6V (3.3V Recommended)
Operating Current (Peak)115 mA (Transmit), 45 mA (Receive)
Sleep Current4.2 µA
Data InterfaceSPI
Antenna ConnectorSMA (Female)
Antenna Gain (Included)2 dBi
Operating Temperature-20°C to +70°C
Dimensions (L x W)49mm x 16mm

Frequently Asked Questions

What is the maximum reliable range of this NRF24L01+PA+LNA module?

The maximum reliable range in open-air conditions is approximately 1 kilometer when configured for the 250kbps data rate. This extended range is achieved through the integrated +20dBm power amplifier and low-noise amplifier. Obstacles like walls or dense foliage will reduce this distance. For best results, ensure a clear line of sight and consider using a higher-gain SMA antenna.

How do I connect this module to an Arduino or STM32 microcontroller?

Connect the module to your microcontroller using the SPI interface pins: MOSI, MISO, SCK, and CSN (Chip Select). The CE (Chip Enable) and IRQ (Interrupt) pins are also used for control and status. Power the module with a stable 3.3V supply and a common ground. You must use the RF24 or similar library, configuring the same address and channel on both transmitter and receiver nodes for communication.

What is the power consumption and how can I optimize it for battery use?

The module consumes up to 115mA during transmission and 45mA while receiving. Its key feature for battery optimization is the ultra-low 4.2µA power-down sleep mode. To maximize battery life, design your firmware to put the transceiver into power-down mode when not actively transmitting or listening. Use the built-in auto-acknowledge and retransmit features to minimize active radio-on time during data exchanges.

Package Includes

  • 1 x NRF24L01+PA+LNA Wireless Transceiver Module
  • 1 x 2dBi SMA Antenna

Additional Information

Weight 0.015 kg
Dimensions 4.9 × 1.6 cm