SuperMini nRF52840 Pro Micro Bluetooth LE (BLE) Controller
SuperMini nRF52840 Pro Micro Bluetooth LE (BLE) Controller
SuperMini nRF52840 Pro Micro Bluetooth LE (BLE) Controller
SuperMini nRF52840 Pro Micro Bluetooth LE (BLE) Controller
SuperMini nRF52840 Pro Micro Bluetooth LE (BLE) Controller
SuperMini nRF52840 Pro Micro Bluetooth LE (BLE) Controller
SuperMini nRF52840 Pro Micro Bluetooth LE (BLE) Controller
SuperMini nRF52840 Pro Micro Bluetooth LE (BLE) Controller

SuperMini nRF52840 Pro Micro Bluetooth LE (BLE) Controller

$13.99 $13.99 Sale • Save

The SuperMini nRF52840 is a wireless Bluetooth LE controller with a Pro Micro/Elite-C compatible pinout, giving your DIY board the ability to be wireless!

New! May 2, 2024 Note: The currently available batch of SuperMini controllers has the resistor fix applied that fixes the higher idle power leak.


  • Compatible with Pro Micro-based PCBs
  • Mid-Mount USB-C port for low-profile
  • nFR52840 microcontroller
  • 1MB ROM
  • 256KB RAM
  • Up to 21 I/O pins available
  • 1.6mm thick PCB
  • Comes with two 12-pin headers and one 3-pin header
  • Keyboard Firmware Support: ZMK
  • Supports use with 3.7V battery

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