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NRF52840 Low Power BLE Module with Ceramic Antenna
The NRF52840 is a professional-grade Bluetooth Low Energy module featuring the ARM Cortex-M4 processor with integrated 2.4 GHz transceiver, designed for ultra-low power wireless applications requiring extended battery life and reliable connectivity. IoT developers, embedded systems engineers, and product manufacturers use this module to build connected devices ranging from wearables and fitness trackers to industrial sensors and smart home applications. This module solves the critical challenge of achieving long-range Bluetooth connectivity while maintaining minimal power consumption, enabling deployments where devices must operate for months or years on a single battery charge.
Product Overview
The NRF52840 Low Power BLE Module integrates Nordic Semiconductor's proven nRF52840 SoC with a ceramic antenna, eliminating the need for external antenna design and reducing PCB complexity. The module operates on a single 1.7V to 3.6V power supply and implements advanced power management features including dynamic voltage scaling and peripheral power gating. The integrated ARM Cortex-M4F processor runs at 64 MHz with 1 MB flash memory and 256 KB RAM, providing sufficient computational resources for complex BLE protocols and application logic. The ceramic antenna provides consistent radiation patterns with typical range of 100+ meters in open space, making it suitable for both indoor and outdoor deployments without requiring impedance matching or tuning adjustments.
This module excels in applications demanding simultaneous Bluetooth 5.0 connectivity with enhanced data rates up to 2 Mbps and extended range capabilities. The NRF52840 supports multiple concurrent wireless protocols including BLE, ANT+, and proprietary 2.4 GHz modes, enabling flexible multi-protocol implementations. Built-in security features include AES-128 encryption, true random number generator, and secure boot capabilities, making it suitable for applications requiring data privacy and authentication. The ceramic antenna design provides superior performance consistency compared to PCB trace antennas, with minimal frequency drift across temperature variations and manufacturing tolerances.
Key Specifications
| Specification | Details |
| Product Type | Bluetooth Low Energy SoC Module with Ceramic Antenna |
| Brand | Nordic Semiconductor |
| Origin | Original/Authentic |
| Warranty | 7 days on manufacturing defects |
| Shipping | 1-5 days from Bengaluru |
| Delivery | 7-8 days across India |
| Support | 24/7 via Email and WhatsApp |
| Processor | ARM Cortex-M4F at 64 MHz |
| Memory | 1 MB Flash, 256 KB RAM |
| Wireless Standards | Bluetooth 5.0, ANT+, 2.4 GHz proprietary |
| Operating Voltage | 1.7V to 3.6V DC |
| Antenna Type | Integrated Ceramic Antenna |
| Typical Range | 100+ meters line-of-sight |
| Current Consumption | 5.4 mA TX, 5.4 mA RX, 1.4 uA sleep mode |
Key Features
- Integrated Ceramic Antenna eliminates external antenna design complexity and provides consistent 100+ meter range with minimal tuning requirements
- Dual-core Architecture with ARM Cortex-M4F processor and dedicated radio coprocessor enables real-time BLE packet processing without CPU intervention
- Ultra-Low Power Design with sleep current of 1.4 microamps and intelligent peripheral power gating extends battery life to months in typical IoT applications
- Multi-Protocol Support for simultaneous Bluetooth 5.0, ANT+, and proprietary 2.4 GHz protocols enables flexible ecosystem integration and future protocol expansion
- Enhanced Security Features including AES-128 encryption, ECDH key agreement, and secure bootloader protect sensitive data and prevent unauthorized firmware modifications
- Rich Peripheral Set with SPI, I2C, UART, ADC, PWM, and GPIO interfaces simplifies integration with sensors, displays, and external devices
Applications and Use Cases
- Wearable Fitness Trackers and Health Monitors using BLE for real-time data synchronization with smartphones while maintaining 7-14 day battery life through ultra-low power operation
- Industrial IoT Sensor Networks for temperature, humidity, and pressure monitoring in manufacturing facilities with 100+ meter wireless range and mesh networking capabilities
- Smart Home Devices including door locks, thermostats, and lighting controllers requiring reliable Bluetooth connectivity with months of battery autonomy
- Asset Tracking and Location Services for supply chain management using BLE beacons with extended range and low power consumption for year-round deployment
- Medical Devices and Patient Monitoring Systems requiring secure wireless communication, regulatory compliance, and extended battery operation for continuous health tracking
- Automotive Applications such as tire pressure monitoring systems and vehicle access control using robust BLE connectivity with automotive-grade reliability
How to Use
Begin by connecting the NRF52840 module to your development platform using the exposed GPIO pins for power supply, ground, and communication interfaces. The module requires a stable 1.7V to 3.6V power supply with adequate decoupling capacitors (typically 10 microfarads ceramic and 100 nanofarads film capacitors) placed within 10mm of the power pins to suppress voltage ripple and ensure stable operation. For development and debugging, connect a UART interface at 115200 baud rate to receive log messages and communicate with the bootloader. The integrated ceramic antenna requires no external tuning or impedance matching, but ensure at least 5mm clearance from large metal objects and ground planes to maintain optimal radiation patterns.
Program the module using the Nordic nRF5 SDK available freely from Nordic Semiconductor's website, which includes complete BLE stack implementation, peripheral drivers, and example applications. Use the nRF Command Line Tools to flash firmware and access the bootloader for over-the-air updates. For production deployments, implement secure bootloader configuration to prevent unauthorized firmware modifications. The module supports both real-time operating systems like FreeRTOS and bare-metal development approaches depending on application complexity. Utilize the integrated ADC for analog sensor inputs, SPI interface for high-speed data acquisition, and I2C for connecting standard sensor modules like IMU accelerometers or environmental sensors.
Frequently Asked Questions
What is the actual range of the NRF52840 with ceramic antenna in real-world conditions?
The ceramic antenna provides approximately 100+ meters range in open line-of-sight conditions at 0 dBm transmit power. In indoor environments with walls and obstacles, expect 20-40 meters depending on wall materials and frequency interference. The module supports transmit power adjustment from minus 20 dBm to plus 8 dBm, allowing range optimization based on application requirements and power budget constraints.
Can I use this module with battery-powered devices for extended periods?
Yes, the NRF52840 is specifically designed for battery-powered applications. In sleep mode with periodic wake-ups, the module consumes only 1.4 microamps, enabling multi-month battery life with standard coin cell batteries or AA batteries. Typical wearable applications achieve 7-14 days battery life with daily charging, while sensor applications with hourly reporting intervals can operate for 6-12 months on two AA batteries.
Is the ceramic antenna waterproof and suitable for outdoor applications?
The ceramic antenna is inherently more robust than PCB trace antennas and provides better water resistance, making it suitable for outdoor and harsh environment applications. However, the module itself requires appropriate encapsulation and conformal coating for true waterproofing. We recommend using IP67-rated enclosures with proper drainage holes to prevent moisture accumulation while allowing antenna radiation.
What development tools and software do I need to program this module?
You will need the nRF5 SDK (free from Nordic Semiconductor), a compatible IDE such as Segger Embedded Studio or GCC-based toolchain, and the nRF Command Line Tools for firmware flashing. A J-Link debugger or compatible SWD programmer is recommended for development and debugging. All tools are available freely, making this an economical platform for prototyping and production development.
Does the module support over-the-air firmware updates?
Yes, the NRF52840 supports over-the-air DFU (Device Firmware Update) using the Nordic DFU protocol over BLE. This enables remote firmware updates without physical access to devices, critical for deployed IoT networks and wearables. The secure bootloader prevents unauthorized firmware modifications by validating digital signatures on update packages.
When will I receive my order?
Orders are dispatched within 1-5 business days from our Bengaluru warehouse. Delivery takes 7-8 days to most locations across India.
What is your return and warranty policy?
We offer a 7-day return policy on manufacturing defects only. Contact support within 7 days of receipt for free replacement or full refund. Not applicable for user damage or misuse.
Are bulk discounts available?
Yes, wholesale pricing for orders of 10 or more units. Contact our sales team via WhatsApp or email for a customized bulk quote.
Why Buy from The Engineer Store
- Genuine Products: Sourced directly from authorized distributors with authentication
- Expert Team: Our technical team validates every product before listing
- Fast Shipping: Dispatched within 1-5 days from our Bengaluru warehouse
- Pan-India Delivery: 7-8 days to Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata
- Payment Options: COD, UPI, credit/debit cards, net banking, EMI available
- Technical Support: 24/7 expert guidance via email and WhatsApp
- Returns: 7-day return policy on manufacturing defects only
Buy NRF52840 Low Power BLE Module with Ceramic Antenna Online in India
Purchase the NRF52840 Low Power BLE Module with Ceramic Antenna online at The Engineer Store, India's trusted source for genuine electronics. We deliver across Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata, Ahmedabad, Jaipur, and Surat. Get the best price on NRF52840 Low Power BLE Module with Ceramic Antenna with fast shipping and expert support.
Our team in Bengaluru is available 24/7 to support your journey from product selection to project completion.
NRF52840 Low Power BLE Module with Ceramic Antenna
The NRF52840 is a professional-grade Bluetooth Low Energy module featuring the ARM Cortex-M4 processor with integrated 2.4 GHz transceiver, designed for ultra-low power wireless applications requiring extended battery life and reliable connectivity. IoT developers, embedded systems engineers, and product manufacturers use this module to build connected devices ranging from wearables and fitness trackers to industrial sensors and smart home applications. This module solves the critical challenge of achieving long-range Bluetooth connectivity while maintaining minimal power consumption, enabling deployments where devices must operate for months or years on a single battery charge.
Product Overview
The NRF52840 Low Power BLE Module integrates Nordic Semiconductor's proven nRF52840 SoC with a ceramic antenna, eliminating the need for external antenna design and reducing PCB complexity. The module operates on a single 1.7V to 3.6V power supply and implements advanced power management features including dynamic voltage scaling and peripheral power gating. The integrated ARM Cortex-M4F processor runs at 64 MHz with 1 MB flash memory and 256 KB RAM, providing sufficient computational resources for complex BLE protocols and application logic. The ceramic antenna provides consistent radiation patterns with typical range of 100+ meters in open space, making it suitable for both indoor and outdoor deployments without requiring impedance matching or tuning adjustments.
This module excels in applications demanding simultaneous Bluetooth 5.0 connectivity with enhanced data rates up to 2 Mbps and extended range capabilities. The NRF52840 supports multiple concurrent wireless protocols including BLE, ANT+, and proprietary 2.4 GHz modes, enabling flexible multi-protocol implementations. Built-in security features include AES-128 encryption, true random number generator, and secure boot capabilities, making it suitable for applications requiring data privacy and authentication. The ceramic antenna design provides superior performance consistency compared to PCB trace antennas, with minimal frequency drift across temperature variations and manufacturing tolerances.
Key Specifications
| Specification | Details |
| Product Type | Bluetooth Low Energy SoC Module with Ceramic Antenna |
| Brand | Nordic Semiconductor |
| Origin | Original/Authentic |
| Warranty | 7 days on manufacturing defects |
| Shipping | 1-5 days from Bengaluru |
| Delivery | 7-8 days across India |
| Support | 24/7 via Email and WhatsApp |
| Processor | ARM Cortex-M4F at 64 MHz |
| Memory | 1 MB Flash, 256 KB RAM |
| Wireless Standards | Bluetooth 5.0, ANT+, 2.4 GHz proprietary |
| Operating Voltage | 1.7V to 3.6V DC |
| Antenna Type | Integrated Ceramic Antenna |
| Typical Range | 100+ meters line-of-sight |
| Current Consumption | 5.4 mA TX, 5.4 mA RX, 1.4 uA sleep mode |
Key Features
- Integrated Ceramic Antenna eliminates external antenna design complexity and provides consistent 100+ meter range with minimal tuning requirements
- Dual-core Architecture with ARM Cortex-M4F processor and dedicated radio coprocessor enables real-time BLE packet processing without CPU intervention
- Ultra-Low Power Design with sleep current of 1.4 microamps and intelligent peripheral power gating extends battery life to months in typical IoT applications
- Multi-Protocol Support for simultaneous Bluetooth 5.0, ANT+, and proprietary 2.4 GHz protocols enables flexible ecosystem integration and future protocol expansion
- Enhanced Security Features including AES-128 encryption, ECDH key agreement, and secure bootloader protect sensitive data and prevent unauthorized firmware modifications
- Rich Peripheral Set with SPI, I2C, UART, ADC, PWM, and GPIO interfaces simplifies integration with sensors, displays, and external devices
Applications and Use Cases
- Wearable Fitness Trackers and Health Monitors using BLE for real-time data synchronization with smartphones while maintaining 7-14 day battery life through ultra-low power operation
- Industrial IoT Sensor Networks for temperature, humidity, and pressure monitoring in manufacturing facilities with 100+ meter wireless range and mesh networking capabilities
- Smart Home Devices including door locks, thermostats, and lighting controllers requiring reliable Bluetooth connectivity with months of battery autonomy
- Asset Tracking and Location Services for supply chain management using BLE beacons with extended range and low power consumption for year-round deployment
- Medical Devices and Patient Monitoring Systems requiring secure wireless communication, regulatory compliance, and extended battery operation for continuous health tracking
- Automotive Applications such as tire pressure monitoring systems and vehicle access control using robust BLE connectivity with automotive-grade reliability
How to Use
Begin by connecting the NRF52840 module to your development platform using the exposed GPIO pins for power supply, ground, and communication interfaces. The module requires a stable 1.7V to 3.6V power supply with adequate decoupling capacitors (typically 10 microfarads ceramic and 100 nanofarads film capacitors) placed within 10mm of the power pins to suppress voltage ripple and ensure stable operation. For development and debugging, connect a UART interface at 115200 baud rate to receive log messages and communicate with the bootloader. The integrated ceramic antenna requires no external tuning or impedance matching, but ensure at least 5mm clearance from large metal objects and ground planes to maintain optimal radiation patterns.
Program the module using the Nordic nRF5 SDK available freely from Nordic Semiconductor's website, which includes complete BLE stack implementation, peripheral drivers, and example applications. Use the nRF Command Line Tools to flash firmware and access the bootloader for over-the-air updates. For production deployments, implement secure bootloader configuration to prevent unauthorized firmware modifications. The module supports both real-time operating systems like FreeRTOS and bare-metal development approaches depending on application complexity. Utilize the integrated ADC for analog sensor inputs, SPI interface for high-speed data acquisition, and I2C for connecting standard sensor modules like IMU accelerometers or environmental sensors.
Frequently Asked Questions
What is the actual range of the NRF52840 with ceramic antenna in real-world conditions?
The ceramic antenna provides approximately 100+ meters range in open line-of-sight conditions at 0 dBm transmit power. In indoor environments with walls and obstacles, expect 20-40 meters depending on wall materials and frequency interference. The module supports transmit power adjustment from minus 20 dBm to plus 8 dBm, allowing range optimization based on application requirements and power budget constraints.
Can I use this module with battery-powered devices for extended periods?
Yes, the NRF52840 is specifically designed for battery-powered applications. In sleep mode with periodic wake-ups, the module consumes only 1.4 microamps, enabling multi-month battery life with standard coin cell batteries or AA batteries. Typical wearable applications achieve 7-14 days battery life with daily charging, while sensor applications with hourly reporting intervals can operate for 6-12 months on two AA batteries.
Is the ceramic antenna waterproof and suitable for outdoor applications?
The ceramic antenna is inherently more robust than PCB trace antennas and provides better water resistance, making it suitable for outdoor and harsh environment applications. However, the module itself requires appropriate encapsulation and conformal coating for true waterproofing. We recommend using IP67-rated enclosures with proper drainage holes to prevent moisture accumulation while allowing antenna radiation.
What development tools and software do I need to program this module?
You will need the nRF5 SDK (free from Nordic Semiconductor), a compatible IDE such as Segger Embedded Studio or GCC-based toolchain, and the nRF Command Line Tools for firmware flashing. A J-Link debugger or compatible SWD programmer is recommended for development and debugging. All tools are available freely, making this an economical platform for prototyping and production development.
Does the module support over-the-air firmware updates?
Yes, the NRF52840 supports over-the-air DFU (Device Firmware Update) using the Nordic DFU protocol over BLE. This enables remote firmware updates without physical access to devices, critical for deployed IoT networks and wearables. The secure bootloader prevents unauthorized firmware modifications by validating digital signatures on update packages.
When will I receive my order?
Orders are dispatched within 1-5 business days from our Bengaluru warehouse. Delivery takes 7-8 days to most locations across India.
What is your return and warranty policy?
We offer a 7-day return policy on manufacturing defects only. Contact support within 7 days of receipt for free replacement or full refund. Not applicable for user damage or misuse.
Are bulk discounts available?
Yes, wholesale pricing for orders of 10 or more units. Contact our sales team via WhatsApp or email for a customized bulk quote.
Why Buy from The Engineer Store
- Genuine Products: Sourced directly from authorized distributors with authentication
- Expert Team: Our technical team validates every product before listing
- Fast Shipping: Dispatched within 1-5 days from our Bengaluru warehouse
- Pan-India Delivery: 7-8 days to Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata
- Payment Options: COD, UPI, credit/debit cards, net banking, EMI available
- Technical Support: 24/7 expert guidance via email and WhatsApp
- Returns: 7-day return policy on manufacturing defects only
Buy NRF52840 Low Power BLE Module with Ceramic Antenna Online in India
Purchase the NRF52840 Low Power BLE Module with Ceramic Antenna online at The Engineer Store, India's trusted source for genuine electronics. We deliver across Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata, Ahmedabad, Jaipur, and Surat. Get the best price on NRF52840 Low Power BLE Module with Ceramic Antenna with fast shipping and expert support.
Our team in Bengaluru is available 24/7 to support your journey from product selection to project completion.