New Product Discoveries - u-blox NINA-B4

This special edition of the New Product Discoveries series covers the NINA-B4 Bluetooth Module and Development Kit from u-blox. The Senior Director, Head Product Center Short Range Radio at u-blox, Herbert Blaser, visited Digi-Key HQ to show us these awesome products.

The NINA-B4 series are stand-alone Bluetooth 5.1 low energy modules created for harsh professional environments. Some key features include:

  • nRF52833 IC
  • Thread/Zigbee, NFC, Bluetooth low energy
  • Global certification
  • Interfaces include: UART, USB, SPI, TWI (I2C compatible), I2S, GPIO, ADC, and PWM
  • Temperature range: -40°C to 105°C
  • Pin compatible with other NINA modules

To make implementation even easier, u-blox also created evaluation kits for the NINA-B4 modules that are pin compatible with Arduino Uno shields.

  • Use either u-blox connectivity software or an open CPU with SDK
  • Power through USB, external supply, or coin cell
  • Onboard debugger hardware and firmware

These products are now in-stock and available at for same-day shipping.

About this author

Image of Ashley Awalt

Ashley Awalt is a Technical Content Developer that has been with Digi-Key Electronics since 2011. She earned her Associate of Applied Science degree in Electronics Technology & Automated Systems from Northland Community & Technical College through the Digi-Key scholarship program. Her current role is to assist in creating unique technical projects, documenting the process and ultimately participating in the production of video media coverage for the projects. In her spare time, Ashley likes to – oh, wait, is there such a thing as spare time when you’re a mom?

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