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Glass Reed Switch - Normally Open - 10 Pack

SKU 40427878

Now availalbe from PMD Way are classic glass reed switches in packs of ten. They're normally-open, so when they're next to a magnet they will be closed.

When they're moved away from the magnet (such as when the door opens) the circuit will be cut. 

We also offer a range of magnets.


  • Operating voltage up to 100V DC
  • Operating current up to 500mA
  • Length including leads - 45mm
  • Glass diameter - 2mm
  • Glass length - 14mm