Dedicated for nixie tubes: B5440B5440AB5441B5441A, NL5441AB5442NL5442B5442A, B5445B5448NL987.

Self-assembly KIT – requires soldering.
Assembly instruction: download.
Schematic: download.
Nixie Tube Socket Project.
List and datasheet of all nixie sockets: open repository.
Devices that support the socket: PRO Nixie Tester, Nixie Socket Driver.

The nixie tube is for illustrative use only and is not included.