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Modular Nixie Tube Clock KIT (4 Tube)


Modular Nixie Clock controller KIT, allows you to replace a faulty tube without desoldering it from the PCB.

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Modular Nixie Tube Clock KIT DIY

Tubes Not included


Clock Assembly instruction step-by-step assists you to assemble the clock.


Modular clock controller KIT, allows you to replace a faulty tube without desoldering it from the PCB. Each tube is soldered into a separate socket (PCB), which is inserted into the main control board.

Package Content

All necessary electronics parts (excluding Nixie tubes and power adapter) and a microcontroller with pre-programmed an application software.

Need to buy separately (Not included in supply KIT)

  • 4 pcs Nixie Tubes. We advise you to use the new (New old stock – NOS) Nixie tubes
  • Power Supply DC 12V, ~1A. With 5.5 x 2.1 mm end plug, center positive. You may have similar power adapter in your house because such type power adapters are popular and widely use.

Software features

  • Hours and Minutes  display
  • 12 or 24 hour operation modes
  • Programmable leading zero blanking
  • Simple time setting using three buttons
  • Standard and scrollback display modes
  • “Slot Machine” Cathode poisoning prevention routine
  • Programmable Blue LED tube lighting
  • Auto increase of adjusting value for quick time setting
  • Neon colon indicators blinking at 1 Hz
  • Tubes are driven in high frequency dynamical indication and provide service for many years
  • All settings are stored in non-volatile memory.
  • Programmable night mode

Hardware features

  • Tubes type: IN-14, IN-16, IN-8-2, Z570M/Z573M/Z574M
  • Voltage: DC 12V
  • Dimensions: 122x56mm
  • Power consumption: 3 W
  • Time accuracy (+/- 1 second per month) is provided by built-in RTC (Real Time Clock) based on extremely precise DS3231 module with temperature compensation and backup with CR2032 battery
  • Not AC frequency dependent – works in all countries.



Tube Type

IN-14, Z573M, IN-8-2, IN-16


Without Case, Transparent Case, Black Case

Modular Nixie Tube Clock KIT (4 Tube)
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