A fire pull station is to notify people there is a fire, To activate this the pull station it is instructed to pull down the handle. The word 'ACTIVATED' will then appear after the handle is pulled down. This will remain until the pull station is reset. This pull station includes one Single Pole, Single Throw (SPST) Normally Open (N/O) switch which closes upon activation of the pull station. If you can’t find what you are looking for here or if you have a specific query, then don’t hesitate to give us a call on +443300563094 or email us on [email protected].