Question: Where can I get Clock Chip (with battery) TUC107 for Tuttnauer Model?
Answer: You may get the Clock Chip (with battery) TUC107 for Tuttnauer Model for Tuttnauer  Sterilizer model HERE

Details
24 PIN package Integral lithium cell and crystal packed in static safe shipping box Includes: 6″ Cable Tie
Fits: Main PCB

Thank you –
~Shlomo Savyon
1-800-762-1586
Your Sterilizer expert