crwdns2933897:0crwdne2933897:0

What is this piece I found in my ps4?

I was putting in a new power supuply pack and my ps4 would not work, and i found a piece that looks like a small black tack piece with 2 pieces of metal sticking out of it and has 3 digits on it.

crwdns2934089:0crwdne2934089:0 crwdns2934093:0crwdne2934093:0

crwdns2934109:0crwdne2934109:0

crwdns2853045:0crwdne2853045:0 crwdns2853046:0crwdne2853046:0
crwdns2889612:0crwdne2889612:0 0
crwdns2934285:0crwdne2934285:0