The World’s First Secure Sub-GHz SoCs with 1+ Mile Wireless Range and 10+ Year Battery Life
Silicon Labs’ new sub-1-GHz (sub-GHz) SoCs, delivers the world’s first sub-GHz wireless solutions that combine long-range RF and energy efficiency with certified Arm PSA Level 3 security. Expanding the company’s award-winning Series 2 platform, EFR32FG23 (FG23) and EFR32ZG23 (ZG23) system-on-chip (SoC) solutions provide developers with flexible, multiprotocol sub-GHz connectivity options supporting a wide range of modulation schemes and advanced wireless technologies.
Enabling Amazon Sidewalk, mioty, Wireless M-Bus, Z-Wave and Proprietary IoT networks
EFR32FG23 868-915 MHz +14 dBm Dev Kit
The EFR32FG23 development board is a compact, feature-packed development platform. It provides the fastest path to develop and prototype sub-GHz IoT products. The development platform includes support for the FG23’s onboard segment LCD controller as well as other key features including LESENSE and pulse counter.

EFR32FG23 868-915 MHz +14 dBm Dev Kit
The EFR32FG23 development board is a compact, feature-packed development platform. It provides the fastest path to develop and prototype sub-GHz IoT products. The development platform includes support for the FG23’s onboard segment LCD controller as well as other key features including LESENSE and pulse counter.
EFR32xG23 Pro Kit +14 dBm
The EFR32xG23 Pro Kit +14 dBm (xG23-PK6067A) includes a radio board that provides a complete reference design for the EFR32xG23 Wireless SoC, with the matching network for +14 dBm covering 868 to 915 MHz.

EFR32xG23 Pro Kit +14 dBm
The EFR32xG23 Pro Kit +14 dBm (xG23-PK6067A) includes a radio board that provides a complete reference design for the EFR32xG23 Wireless SoC, with the matching network for +14 dBm covering 868 to 915 MHz.
EFR32xG23 Pro Kit +20 dBm
The EFR32xG23 Pro Kit +20 dBm (xG23-PK6068A) includes a radio board that provides a complete reference design for the EFR32xG23 Wireless SoC, with the matching network for +20 dBm covering 868 to 915 MHz.

EFR32xG23 Pro Kit +20 dBm
The EFR32xG23 Pro Kit +20 dBm (xG23-PK6068A) includes a radio board that provides a complete reference design for the EFR32xG23 Wireless SoC, with the matching network for +20 dBm covering 868 to 915 MHz.
EFR32XG23 868-915 MHz +20 dBm Radio Board
The EFR32xG23 +20 dBm Radio Board is designed to work with the WSTK mainboard (not included) to support the development of Wireless IoT devices based on Sub-GHz wireless protocols. The kit includes a +20 dBm 868-915 MHz radio board that provides a complete reference design for the EFR32xG23 Wireless SoC.

EFR32XG23 868-915 MHz +20 dBm Radio Board
The EFR32xG23 +20 dBm Radio Board is designed to work with the WSTK mainboard (not included) to support the development of Wireless IoT devices based on Sub-GHz wireless protocols. The kit includes a +20 dBm 868-915 MHz radio board that provides a complete reference design for the EFR32xG23 Wireless SoC.
EFR32XG23 868-915 MHz +14 dBm Radio Board
The EFR32xG23 +14 dBm Radio Board is designed to work with the WSTK mainboard (not included) to support the development of Wireless IoT devices based on Sub-GHz wireless protocols. The kit includes a +14 dBm 868-915MHz radio board that provides a complete reference design for the EFR32xG23 Wireless SoC.

EFR32XG23 868-915 MHz +14 dBm Radio Board
The EFR32xG23 +14 dBm Radio Board is designed to work with the WSTK mainboard (not included) to support the development of Wireless IoT devices based on Sub-GHz wireless protocols. The kit includes a +14 dBm 868-915MHz radio board that provides a complete reference design for the EFR32xG23 Wireless SoC.
EFR32FG23 433 MHz +10 dBm Radio Board
The EFR32xG23 +10 dBm Radio Board is designed work with the WSTK main board (not included) to support the development of Wireless IoT devices based on Sub-GHz wireless protocols for Proprietary, Connect, Wi-SUN, Sidewalk, and WM-BUS.

EFR32FG23 433 MHz +10 dBm Radio Board
The EFR32xG23 +10 dBm Radio Board is designed work with the WSTK main board (not included) to support the development of Wireless IoT devices based on Sub-GHz wireless protocols for Proprietary, Connect, Wi-SUN, Sidewalk, and WM-BUS.