Thread Kits & Boards
Hardware
Mesh Networking System-on-Chip (SoC) and Modules
Select Columns
| Thread Certified | Frequency Bands (MHz) | Flash (kB) | RAM (kB) | Output Power Range (dBm) | RX Sensitivity (dBm) | TX Current (mA) 0 dBm | RX Current (mA) | Security | GPIO | MCU Core | |
|---|---|---|---|---|---|---|---|---|---|---|---|
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New
EFR32MG24 Series 2 SoCs New
EFR32MG24 Series 2 SoCs
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2.4 GHz | 1024, 1536 | 128, 192, 256 | -20 10,19.5 | — | — | — | AES-128 AES-256 ECC SHA-1 SHA-2 Secure Enclave | 26, 28, 32 | ARM Cortex-M33 | |
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EFR32MG21 Series 2 SoCs
Zigbee and Thread EFR32MG21 SoCs (Series 2)
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2.4 GHz | 512, 768, 1024 | 64, 96 | -20 10,10.5,20 | -104 (250 kbps O-QPSK DSSS) | 10.4 | 9.4 | AES-128 AES-256 ECC SHA-1 SHA-2 | 20 | ARM Cortex-M33 | |
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EFR32MG21 Series 2 Modules
Zigbee and Thread EFR32MG21 Based Modules (Series 2)
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2.4 GHz | 1024 | 96 | -20 10,12.5,20 | — | — | — | — | 20 | ARM Cortex-M33 | |
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EFR32MG12 Series 1 SoCs
Zigbee and Thread EFR32MG12 SoCs (Series 1)
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2.4 GHz Sub-GHz | 1024 | 128, 256 | -30 10,19 | -102.7 (250 kbps O-QPSK DSSS), -120.6 dBm (2.4 kbps 2 GFSK 868 MHz) | 8.5, 9.5 | 8.4, 10.8 | AES-128 AES-256 ECC SHA-1 SHA-2 | 31, 46, 65 | ARM Cortex-M4 | |
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EFR32MG12 Series 1 Modules
Zigbee and Thread EFR32MG12 Based Modules (Series 1)
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2.4 GHz Sub-GHz | 1024 | 256 | -30 10,17 | — | — | — | — | — | ARM Cortex-M4 | |
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EFR32MG13 Series 1 SoCs
Zigbee and Thread EFR32MG13 SoCs (Series 1)
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2.4 GHz Sub-GHz | 512 | 64 | -30 10,19 | -102.7 (250 kbps O-QPSK DSSS) | 8.5 | 10.2 | AES-128 AES-256 ECC SHA-1 SHA-2 | 16, 31 | ARM Cortex-M4 | |
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EFR32MG13 Series 1 Modules
Zigbee and Thread EFR32MG13 Based Modules (Series 1)
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512 | 64 | -30 10,19 | — | — | — | — | — | ARM Cortex-M4 |
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Find the Right Thread Device for your Use Case
EFR32xG24 Pro Kit +10 dBm
The EFR32xG24 +10 dBm Pro Kit is designed to support the development of wireless IoT devices based on the EFR32xG24 and support the development of 2.4 GHz wireless protocols including BLE, Bluetooth mesh, Zigbee, Thread, and Matter.
EFR32xG24 Pro Kit +10 dBm
The EFR32xG24 +10 dBm Pro Kit is designed to support the development of wireless IoT devices based on the EFR32xG24 and support the development of 2.4 GHz wireless protocols including BLE, Bluetooth mesh, Zigbee, Thread, and Matter.
EFR32xG24 Pro Kit +20 dBm
The EFR32xG24 +20 dBm Pro Kit is designed to support the development of wireless IoT devices based on the EFR32xG24 and support the development of 2.4 GHz wireless protocols including BLE, Bluetooth mesh, Zigbee, Thread and Matter.
EFR32xG24 Pro Kit +20 dBm
The EFR32xG24 +20 dBm Pro Kit is designed to support the development of wireless IoT devices based on the EFR32xG24 and support the development of 2.4 GHz wireless protocols including BLE, Bluetooth mesh, Zigbee, Thread and Matter.
EFR32xG24 Dev Kit
The EFR32xG24 Dev Kit is a compact, feature-packed development platform. It provides the fastest path to develop and prototype wireless IoT products. The development platform supports up to +10 dBm output power and includes support for the 20-bit ADC as well as other key features.
EFR32xG24 Dev Kit
The EFR32xG24 Dev Kit is a compact, feature-packed development platform. It provides the fastest path to develop and prototype wireless IoT products. The development platform supports up to +10 dBm output power and includes support for the 20-bit ADC as well as other key features.
Thunderboard Sense 2 Sensor-to-Cloud Advanced IoT Kit
Thunderboard Sense 2 is a compact development platform, featuring a range of sensors, allowing rapid prototyping of Bluetooth, Thread, and Zigbee IoT products.
Thunderboard Sense 2 Sensor-to-Cloud Advanced IoT Kit
Thunderboard Sense 2 is a compact development platform, featuring a range of sensors, allowing rapid prototyping of Bluetooth, Thread, and Zigbee IoT products.
Pro Kit Mainboard Accessory Kit
The accessory kit enables the use of the Pro Kit Mainboard (BRD4002A) as a stand-alone debug adapter for custom hardware. It includes a mini-simplicity 10-pin flat cable which provides AEM (energy monitoring), SWD interface, VCOM (UART bridge) and PTI (Packet Trace Interface) support. Additionally it also includes the necessary wire harness and hooks for the on-board logic analyzer.
Pro Kit Mainboard Accessory Kit
The accessory kit enables the use of the Pro Kit Mainboard (BRD4002A) as a stand-alone debug adapter for custom hardware. It includes a mini-simplicity 10-pin flat cable which provides AEM (energy monitoring), SWD interface, VCOM (UART bridge) and PTI (Packet Trace Interface) support. Additionally it also includes the necessary wire harness and hooks for the on-board logic analyzer.
EFR32xG24 Wireless 2.4 GHz +20 dBm Antenna Diversity Radio Board
The EFR32xG24 +20 dBm Antenna Diversity Radio Board is designed work with the WSTK main board (not included) to support the development of wireless IoT devices based on 2.4 GHz 802.15.4 protocols including OpenThread and Zigbee.
EFR32xG24 Wireless 2.4 GHz +20 dBm Antenna Diversity Radio Board
The EFR32xG24 +20 dBm Antenna Diversity Radio Board is designed work with the WSTK main board (not included) to support the development of wireless IoT devices based on 2.4 GHz 802.15.4 protocols including OpenThread and Zigbee.
EFR32xG24 Wireless 2.4 GHz +20 dBm Radio Board
The EFR32xG24 +20 dBm Radio Board is designed work with the WSTK main board (not included) to support the development of wireless IoT devices based on 2.4 GHz wireless protocols inlcuding BLE, Bluetooth mesh, Zigbee, Thread, and Matter.
EFR32xG24 Wireless 2.4 GHz +20 dBm Radio Board
The EFR32xG24 +20 dBm Radio Board is designed work with the WSTK main board (not included) to support the development of wireless IoT devices based on 2.4 GHz wireless protocols inlcuding BLE, Bluetooth mesh, Zigbee, Thread, and Matter.
EFR32xG24 Wireless 2.4 GHz +10 dBm Radio Board
The EFR32xG24 +10 dBm Radio Board is designed work with the WSTK main board (not included) to support the development of wireless IoT devices based on 2.4 GHz wireless protocols inlcuding BLE, Bluetooth mesh, Zigbee, Thread, and Matter.
EFR32xG24 Wireless 2.4 GHz +10 dBm Radio Board
The EFR32xG24 +10 dBm Radio Board is designed work with the WSTK main board (not included) to support the development of wireless IoT devices based on 2.4 GHz wireless protocols inlcuding BLE, Bluetooth mesh, Zigbee, Thread, and Matter.
Kits and Boards
Thread Kits & Boards
EFR32xG21 Wireless Gecko Starter Kit
The EFR32xG21 Wireless Gecko Starter Kit (SLWSTK6006A) includes everything needed to enable developers to create a mesh network and evaluate the EFR32xG21A with Secure Element and the EFR32xG21B with Secure Vault Series 2 Wireless Gecko SoCs. This kit provides the common baseboard and comes with 6 xG21A modules (SLWRB418xA). If you want to evaluate the EFR32xG21B you must buy the xG21B modules (SLWRB4181C +10 dBm) separately.
EFR32xG21 Wireless Gecko Starter Kit
The EFR32xG21 Wireless Gecko Starter Kit (SLWSTK6006A) includes everything needed to enable developers to create a mesh network and evaluate the EFR32xG21A with Secure Element and the EFR32xG21B with Secure Vault Series 2 Wireless Gecko SoCs. This kit provides the common baseboard and comes with 6 xG21A modules (SLWRB418xA). If you want to evaluate the EFR32xG21B you must buy the xG21B modules (SLWRB4181C +10 dBm) separately.
Software and Tools
Thread Software Development
Silicon Labs Thread software includes industry-leading software stacks and development tools for Thread applications. In conjunction with modules, SoCs and reference designs for Thread from Silicon Labs, developers can use software and tools from Silicon Labs to quickly and reliably:
- Develop multi-node mesh networks
- Monitor and debug multiple nodes simultaneously
- Visually analyze system performance
| Thread SDK | Silicon Labs is a founding board member of the Thread Group with numerous successful customer deployments of mesh networking solutions based on 802.15.4 and Zigbee. Registered customers of the kits can access the Thread SDK and development tools through Simplicity Studio |
Resources
Thread Technical Library
Access to Data Sheets, App Notes, and more.
Thread Training
Find all Thread training resources
Thread API Documentation
Find all Thread API documentation
Learn About Thread
overview
What is Thread?
Silicon Labs is the vendor of choice for OEMs developing Thread networking into their products. The Silicon Labs 802.15.4 platform is the most integrated, complete and feature rich solution available for Thread — a family of Wireless SoCs, based on Arm® Cortex® processor and 2.4 GHz transceiver, together the most reliable, scalable and advanced software and supported by best-in-class development tools.
Thread is an IPv6-based mesh networking protocol designed as a reliable, low-power, secure and scalable networking solution for connecting Things to the IoT. As a founding board member of the Thread Group, Silicon Labs helps accelerate time to market with proven mesh networking hardware and software solutions.
OpenThread EFR32 Support
OpenThread is an open-source implementation of the Thread specification being adopted by multiple customers and supported by a wide community of developers and adopters. The Wireless Gecko family of products is fully supported in the OpenThread GitHub and has been certified as a Thread Certified Component.
Applications
Secure, smart home solutions for Thread
Training Resources
Learn more about Thread with these training assets
Tech Talk
April 7, 2020
Tech Talk
July 2, 2020
Overview
Applications
Training
Event
Works With Virtual 2022: Where Innovation Meets Implementation
Join us at Works With 2022 and get access to technical sessions, hands-on workshops, keynotes, and panels that are all specifically designed to prepare attendees to develop and deliver cutting-edge IoT technologies.