2L81-050068-V1
TEL Tokyo Electron 2L81-050068-V1 TYB61B-1/GAS1-LF 2L08-050068-11
A nice touch for the 88894000 is the adjustable settings that give you more control.
TEL Tokyo Electron 2L81-050068-V1 TYB61B-1/GAS1-LF 2L08-050068-11 Used
A nice touch with Cortec is the color-coded labels for quick identification.