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AJMRTC EFR32BG22 BLE5.2 Bluetooth Module, Automotive Grade High Temperature Resistant MasterSlave Integrated Ultra Low Power BLE Wireless Transceiver Module for Car IoT Industrial Embedded Hardware

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1. Powered by Silicon Labs EFR32BG22 SoC chip, supports Bluetooth BLE 5.2 specification, masterslave integrated design, flexible mode switching for embedded wireless transparent transmission.
2. Automotivegrade high temperature resistance, maintains stable RF performance under harsh temperature environment, suitable for invehicle equipment and industrial cabinet deployment.
3. Optimized ultralow power consumption, low sleep and operating current, greatly prolongs working hours for batterypowered IoT terminals and wireless sensor devices.
4. Builtin ARM CortexM33 core, exposes UART, SPI, I2C, GPIO and ADC interfaces, convenient for secondary development for custom hardware projects.
5. SMD surfacemount form factor, works on 2.4GHz ISM band, great for automotive electronics, vehicle IoT, smart beacons and industrial wireless solution development.

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AJMRTC EFR32BG22 BLE 5.2 Bluetooth module is an automotivequalified wireless transceiver unit built around Silicon Labs EFR32BG22 systemonchip. It features masterslave integrated function, allowing flexible switch between master and slave roles to fulfill BLE transparent transmission, broadcast and scanning requirements. With automotivegrade hightemperature resistant hardware design, this module keeps steady communication performance even in hightemperature vehiclemounted and industrial surroundings. Thanks to advanced powersaving architecture, it achieves ultralow power draw in transmit, receive and deep sleep states, which maximizes battery life for batterydriven IoT products. The integrated CortexM33 microcontroller provides rich peripheral resources including UART, SPI, I2C and ADC for user secondary development. Operating on licensefree 2.4 GHz ISM frequency band, this SMD module fits automotive electronics, incar IoT hardware, industrial embedded devices, smart sensors and beacon tags. Please verify power supply range, antenna matching and firmware configuration before integration.

Specifications

Brand: AJMRTC
Main Chip: EFR32BG22
Bluetooth Standard: BLE 5.2
Key Features: AutomotiveGrade, HighTemperature Resistant, MasterSlave Integrated, UltraLow Power
Frequency Range: 2.4GHz ISM Band
CPU Core: 32bit ARM CortexM33
Interfaces: UART, SPI, I2C, ADC, GPIO
Mount Type: SMD Surface Mount
Typical Application: Automotive Electronics, Vehicle IoT, Industrial Embedded System, Smart Sensor, Beacon Module
Remarks: Antenna tuning and firmware setup required for practical application

Additional Information
First Listed on Newegg	August 28, 2026

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Return for refund within: 30 days
Return for replacement within: 30 days
This item is covered by ThermalNest Return Policy

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Item#: 9SIC8JMM5H2770