Tek-Tips is the largest IT community on the Internet today!

Members share and learn making Tek-Tips Forums the best source of peer-reviewed technical information on the Internet!

  • Congratulations TugboatEng on being selected by the Eng-Tips community for having the most helpful posts in the forums last week. Way to Go!

Search results for query: *

  1. babawushika

    BT139F triac replacement

    Can I replace BT139F with BT137F?
  2. babawushika

    BT139F triac replacement

    Thanks-do you know a replacement for BT139F?
  3. babawushika

    BT139F triac replacement

    It has to be - it had worked fine in many previous years in much hotter days.
  4. babawushika

    BT139F triac replacement

    Hi everyone, I used to design PCBs, but it was 15 years ago. Now I am in IT. I had a deducted evaporative cooling system. It has a PCB controller. Starting this summer (in Australia), when the temperature is not too high, it works fine. When it is really hot, it shuts down and the water valve...

Part and Inventory Search

Back
Top