5 Screw Single Reed Normally Open Surface Contact
A basic 5 screw surface contact . Two nickel screws to govern the reed switch and 3 spare brass screws for any custom requirements.
Comes complete with fitting screws.
This contact is Normally Open (N/O) – The circuit through the contact is complete until the magnet is moved close by. With the magnet in close proximity, the circuit through the contact is broken.