Specifications and models:

3-hole concealed socket (black)

3-hole concealed socket (blue)

3-hole open socket (black)

3-hole open socket (blue)

3-hole concealed socket (black) cable connector

3-hole concealed socket (blue) cable connector

5-hole concealed socket (black)

5-hole concealed socket (blue)

5 hole open socket (black)

5 hole open socket (blue)

5-hole concealed socket (black) cable connector