Freedom Development Kit for Kinetis® KW41Z/31Z/21Z MCUs

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Supported Devices

Wireless Connectivity


Multiprotocol MCUs

Bluetooth Low Energy


  • Can be configured as Host or Shield for connection to Host Processor


  • SMA RF Connector


  • Onboard NXP FXOS8700CQ digital sensor, 3D Accelerometer (±2g/±4g/±8g) + 3D Magnetometer


  • OpenSDA and JTAG debug


  • Full KSDK support
  • Supported by Zephyr® OS
  • Supports all DC-DC configurations (Buck, Boost, Bypass)
  • PCB inverted F-type antenna
  • RF regulatory certified
  • Serial Flash for OTA firmware upgrades
  • Arm® Mbed enabled

Buy Options


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  • FRDM-KW41Z

  • Part Description: Freedom Development Boards for Kinetis KW21Z, KW31Z and KW41Z MCUs. 2 boards per order..

  • $166.75USD
  • For a quantity of 1
    • Availability: In stock
    • Inventory: 2
    • Shipping: Normally ships 1-2 business days
Order from distributors


Quick reference to our documentation types.

1-5 of 15 documents

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Related Hardware

Quick reference to our board types.

1 hardware offering

Design Files

Quick reference to our design files types.

4 design files


Quick reference to our software types.

1-5 of 10 software files

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Note: For better experience, software downloads are recommended on desktop.