The NRF24L01 PA LNA Wireless Antenna module communicates at 2.4 GHz ISM (Industrial Scientific and Medical) band and reaches up to 1000 meters in open areas. PA stands for Power Amplifier (a circuit that increases the transmit signal strength) and LNA stands for Low Noise Amplifier (a circuit that boosts weak incoming signals without adding much noise). The nrf24l01 pa lna sma antenna 2.4 ghz uses SPI (Serial Peripheral Interface), a four-wire communication protocol that most microcontrollers support natively. The external detachable antenna clips off and can be replaced or angled for better coverage.
The 2.4 ghz wireless communication module uses a data rate range from 250 kbps to 2 Mbps. One non-obvious detail — at 250 kbps the module is more sensitive and achieves better range than at 2 Mbps. Higher data rate means shorter range. That is the core trade-off. The nrf24l01 wireless module with antenna runs at 3.3V DC only. Connecting the VCC pin to 5V will permanently damage it. Many students make this mistake with Arduino UNO which supplies 5V by default — always use the 3.3V pin or a regulator.
The nrf24l01 wireless module 2.4 ghz pairs with Arduino IDE, STM32CubeIDE, and PlatformIO easily through SPI pins. Engineering students building wireless sensor pairs, hobbyists making RC car controllers, and makers deploying multi-node sensor networks all use it. To start, wire CE, CSN, SCK, MOSI, MISO to your controller’s SPI pins, power from 3.3V, and use the RF24 library in Arduino IDE. StemVolt offers fast and reliable delivery of across India with trusted service support.
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Features:
- PA and LNA extend wireless range to 1000m open area
- External detachable SMA antenna upgrades or replaces without module change
- SPI interface works with Arduino STM32 and all standard MCU boards
- 250kbps to 2Mbps data rate suits sensor and control link builds
- 125 channel and 6 pipe support enables multi-node RF network builds
Technical specifications:
 Applications:
- NRF24L01 PA LNA Module used for long-range Arduino sensor link build
- College project uses nrf24l01 wireless module 2.4 ghz for RF data demo
- RC vehicle uses nrf24l01 pa lna wireless module for 1km control range
- Farm sensor network uses 2.4 ghz wireless communication module for field link
- Multi-node mesh uses nrf24l01 wireless module with antenna for campus IoT
Package includes:
- 1 x 2.4GHz NRF24L01 PA LNA Wireless Antenna
Palak Kasat –
Perfect for college projects, offering extended communication range and easy integration with microcontroller-based systems
Naman Porwal –
Great value for money
Ayush Katta –
Received this module with fast delivery and safe packaging, quality feels excellent and customer support helped with setup-related questions.
Mayank Soni –
This wireless antenna provides reliable RF communication and stable signal performance for electronics and wireless networking projects
Riddhi Baid –
100% genuine product