Thank you very much for your valuable suggestion! We will solve it as soon as possible!

Component Learning

Group Administrators: 1 | Group Member: 353 | Group Threads: 357

Electronic components are basic electronic element or electronic parts usually packaged in a discrete form with two or more connecting leads or metallic pads. Electronic Components are intended to be connected together, usually by soldering to a printed circuit board (PCB), to create an electronic circuit with a particular function.

K2 relay
Alternate Text 205
Alternate Text 0
Alternate Text 7

Safiq Rosyad

Hi, I am looking for a cheap Siemens safety contact relay for S-20 machine also call K2 relay. 3TK2804-OAC2. Anyone with info please contact me via email. I am also need to know the different between these two relays 3TK2804-0BB4 and the above metioned.
Statement: This post is only the personal view of the author and does not represent the opinions of

Rolf Niemand

I really appreciate your content.Good resource for new beginners.

ISA, s.r.o.

A good piece of info for learning.


Very interesting post.


Inictllgenee and simplicity – easy to understand how you think.

Hot Threads

New Threads