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E04-400M20S STM32WL33-based Wireless SoC Module

400MHz-band wireless SoC module based on STMicroelectronics STM32WL33 chip with integrated RF and MCU.

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⚡ Sourcing insights

Commercial suitability

You need a long-range STM32WL33 wireless SoC module with 20dBm output power.

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Built on STM32WL33 wireless SoC with integrated MCU and RF

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Industrial‑grade crystal oscillators for stability

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20dBm transmit power with up to 3500m communication distance

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Compact 20×14mm SMD module form factor

Pro tip: For STM32-based SoCs, verify RF output power and certified range match your deployment environment.

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Chengdu, Sichuan

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