Proximity Switch Cabinet Door On/Off Magnetic Reed Normally Open or Closed Brown

10pcs Plastic Reed Switch Reed Contact Normally Open N/O Magnetic Induction S...

Philmore 30-10072 Magnetic Reed Switch, SPDT .5A @20V, N.O./ or N.C.- in/outdoor

10Pcs Plastic Reed Switch Reed Contact Normally Open (N/O) Magnetic Induction Sw

4PCS Magnetic Reed Switch Normally Open Closed NC NO Door Alarm Window Security

10Pcs Plastic Reed Switch Reed Contact Normally Open (N/O) Magnetic Induction Sw

4-Set Magnetic Reed Switch Normally Open Closed NC NO Door Alarm Window Security