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10 x RC-33 NC Recessed Wired Door Contact Sensor Alarm Magnetic Reed Switch
$16.10Was: $17.89Free shippingSurface Mount Wired NC Door Sensor Alarm Magnetic Reed Switch White MC-38
$8.46Was: $9.40Free shipping3x Magnetic Reed Switch Normally Open or Closed NC NO Door Alarm Window Security
$14.90$4.00 shipping105 soldOC-55 NO+NC Alarm Security Rolling Gate Garage Door Contact Magnetic Reed Switch
$16.68Was: $18.53Free shippingHQ 3-Pin 2.5x15mm Reed Switch NC NO
$1.68$5.16 shippingPhilmore 30-10072 * Magnetic Reed Switch w/ NO / NC Screw Terminals - Brown
$9.50Free shipping10x Magnetic Reed Switch Normally Open Closed NC NO Door Alarm Window Security
$39.99$4.00 shipping179 soldLots NO NC Magnetic Contact Reed Switch Door Window Sensor Entry Security Alarm
$1.99 to $5.99$2.99 shipping2x Magnetic Reed Switch Normally Open or Closed NC NO Door Alarm Window Security
$9.99$4.00 shipping469 sold5pcs RC-35 NC Recessed Wire Door Contact Sensor Alarm Magnetic Reed Switch
$13.88Was: $15.42Free shipping2pcs RC36 NC Recessed Wire Door Contact Sensor Alarm Magnetic Reed Switch White
$10.34Was: $11.49Free shipping1 - Recessed Door Window Security Alarm Reed Switch NC Contact Sensor Ademco DSC
$7.00Free shipping601 soldOC-55 Normally Closed Alarm Security Rolling Gate Magnetic Reed Switch
$13.99Was: $15.54Free shippingDry Reed Switch GPS-11A/11B/14A/14B Magnetic Switch Normally Open Normally Close
$1.95 to $7.29$4.99 shipping5pcs RC-36 NC Recessed Wire Door Contact Sensor Alarm Magnetic Reed Switch Brown
$15.34Was: $17.05Free shippingWired Door Contact Sensor NC Surface Mount Magnetic Reed Switch Black
$8.13Was: $9.03Free shippingOC-60B NC Alarm Security Rolling Gate Garage Door Contact Magnetic Reed Switch
$17.02Was: $18.91Free shippingOC-60 NC+NO Alarm Rolling Gate Garage Door Contact Magnetic Reed Switch
$18.63Was: $20.70Free shipping2pcs RC-33 NC Recessed Wire Door Contact Sensor Alarm Magnetic Reed Switch Brown
$9.60Was: $10.67Free shipping
