Würth Elektronik BLUETOOTH® Smart Modules
Würth Elektronik BLUETOOTH® Smart Modules deliver certified, production-ready BLE subsystems that speed development and simplify integration. Compact footprints, predictable RF performance, and comprehensive documentation (datasheets, layout recommendations, firmware examples) reduce RF tuning and certification effort, allowing engineers to focus on system features and time-to-market. The Würth Elektronik Bluetooth Smart modules incorporate Bluetooth wireless technology into watches, proximity tags, sports and fitness sensors, healthcare sensors, and remote controls.
Features
- Protocol support for Bluetooth Low Energy (BLE 5.x features), profiles, and stack options
- Form factors come in multiple footprints, antenna choices (chip, PCB, u.FL/ IPEX), and mounting styles
- Production readiness includes pre-certified modules, regulatory docs, and supply scaling support
- Development assets include evaluation kits, reference designs, sample firmware, and layout guides
- Performance includes controlled RF characteristics, power modes for ultra-low power operation, and predictable link quality
- Integration friendly with UART, SPI, I2C, GPIOs, host MCU options, and mechanical/footprint guidance
- Security includes hardware crypto, secure boot, and OTA firmware update support
Applications
- Wearables and consumer health
- Gateways and edge devices
- Smart home and building automation
- Environmental and remote telemetry
- Industrial monitoring and asset tracking
- Consumer peripherals
Featured Products
Proteus-IV - Bluetooth LE 6.0 Module
Proteus IV is the most current ready-to-use Bluetooth LE 6.0 module, built on the Nordic nRF54L15 SoC for high performance and energy efficiency. Compact (12mm × 8mm × 2.3mm) with an integrated antenna and up to +8dBm output, it supports BLE 6.0, Matter, Thread, Zigbee™, IEEE 802.15.4, and NFC. Pre-certified firmware, UART/I2C/SPI/GPIO interfaces, and eval assets speed integration for IoT, smart home, wearables, and industrial use.
View Product Details
View Proteus-IV Evaluation Board
Proteus-e - Bluetooth LE 5.1 Module
Proteus-e is a tiny, production-ready BLE subsystem engineered for battery-optimized sensor nodes and long-life endpoints. It pairs a minimal footprint and optimized sleep modes with predictable RF and pre-certified status, plus UART/I2C/SPI interfaces, reference firmware, and evaluation kits to accelerate integration.
Proteus-III - Bluetooth LE 5.1 Modules
Proteus-III delivers enhanced performance and flexible interfaces for gateways, edge devices, and industrial endpoints that need robust connectivity. It provides UART, I2C, SPI, and GPIO support, controlled RF characteristics, expanded antenna/PHY options, development assets, and production readiness to support higher throughput and gateway roles.
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View Proteus-III Evaluation Board
View Proteus-III USB Radio Stick
View Proteus-III-SPI Module
View Proteus-III Bluetooth 5.1 Family Evaluation Board
View Proteus-III-SPI Bluetooth 5.1 Family Evaluation Board
Proteus-II - Bluetooth LE 5.0 Modules (AMB2623)
Proteus-II is a compact, production-ready Bluetooth Low Energy module that balances footprint, power efficiency, and RF reliability for a wide range of consumer, smart home, and industrial applications. With UART, I2C, SPI, and GPIO interfaces, pre-certified status, reference firmware, and evaluation kits, it speeds integration from prototype to production.
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View Proteus-II w/ Integrated Antenna
View Proteus-II w/ 50Ω RF Pad
View Proteus-II USB Radio Stick
View Proteus-II w/ 50Ω RF Pad Evaluation Board
View Proteus-II w/ Integrated Antenna Evaluation Board
View Proteus-II Bluetooth 5 Family Evaluation Board
Proteus-I - Bluetooth LE 4.2 Modules (AMB2621)
Proteus-I is an entry-level, compact, and cost-effective BLE module designed for straightforward embedded designs requiring reliable wireless links. Production-ready with predictable RF performance, it exposes standard interfaces (UART, I2C, SPI, GPIO) and ships with evaluation kits and sample firmware to speed validation and certification.
View Product List
View Proteus-I w/ Integrated Antenna
View Proteus-I w/ 50Ω RF Pad
View Proteus-I Bluetooth 4.2 Family Evaluation Board
Videos
Application Notes
- ANR002 Proteus-I Advanced Developer Guide
- ANR003 Proteus-I Low Power Application with Periodic Wake-Up
- ANR004 Proteus-I - How to Use the Peripheral Only Mode
- ANR005 Proteus-II Advanced Developer Guide
- ANR006 Proteus-II High Throughput Mode
- ANR008 Wireless Connectivity Software Development Kit (SDK)
- ANR009 Proteus-III Advanced Developer Guide
- ANR010 Range Estimation
- ANR014 Proteus Quickstart
- ANR016 Radio Module Migration Guide
- ANR020 Proteus-III
- ANR024 Proteus-E Advanced Developer Guide
- ANR025 Proteus-E Quickstart
- ANR026 Proteus Beacon
- ANR027 Bluetooth Listing Guide
- ANR030 nRF Connect – Developing a Custom Firmware
- ANR031 Certification of Custom Modules
- ANR033 Ground Plane Effects on Radio Module Antennas
- ANR036 Build Your Own Firmware - Getting Started With Zephyr®
Dev Tools and Accessories
Würth Elektronik BLUETOOTH® Evaluation Kits & Boards
Includes one evaluation board with the Proteus-II - 5.0 Bluetooth Smart modules and accessories.
Würth Elektronik WIRL-ACCE Antennas
Frequency range of 169MHz to 2.5GHz and an SMA connector type, wide range of products.
Würth Elektronik Engineering Tools
Available for various product types and environments, such as antennas, GPS, Wi-Fi®, and cellular.
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