10Pcs Plastic Reed Switch Reed Contact,Magnet near - Connect Circuit, Magnet Awa

Numatics 940-300-002 Reed Switch

2 Sets Magnetic Reed Switch - The Ultimate Door Alarm & Window Security Solution

Magnetic Reed Switch, 2 Pack NC NO Wired Magnetic Contact Switch, Black

Magnetic Reed Switch, 4 Pack NO Wired Magnetic Contact Switch, Black

Numatics Reed Switch 940-100-032

6pcs 2mm*14mm Reed Switch Reed Contact Normally Open (N/O) Magnetic Induction

Magnetic Reed Switch MC-32 NC Surface Mount Wired Security Window Door White