Top Pretend Closed circuit System

Fielect 5pcs MC-51 Surface Mount Wired N.C. Door Contact Sensor Alarm Magnetic Reed Switch White

  • Total Size: 50mm x 14mm x 14mm / 1.97" x 0.54" x 0.54"(L*W*H).
  • [Normally Closed] - N.C. means Normally Closed: When the magnet together, the circuit is conductive( light on ).
  • when the magnet separates, the circuit is not conductive ( light off )..
  • [Widely Used] - This Door Contact Sensor works with any access control or burglar alarm system available.
  • [Note] - the Magnetic Door Switch must be installed according to the sensing distance. It can only provide a switch signal to the transmitter. It cannot directly load the power, nor directly connect the lamp!.
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Fielect N.C. Recessed Wired Security Window Door Contact Sensor Alarm Magnetic Reed Switch White RC-35 1pcs

  • [Dimension] - Cable Length:250 mm；Sensing Distance:15-25 mm；Total Size: 32mm x 11mm/1.26" x 0.43" (L*D).
  • [Normally Closed] - N.C. means Normally Closed: When the magnet together, the circuit is conductive( light on ).
  • when the magnet separates, the circuit is not conductive ( light off )..
  • [Widely Usedl] - This Recessed Door Contact Sensor works with any access control or burglar alarm system available.
  • [Note] - the Magnetic Door Switch must be installed according to the sensing distance. It can only provide a switch signal to the transmitter. It cannot directly load the power, nor directly connect the lamp!.
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Fielect N.C. Recessed Wired Security Window Door Contact Sensor Alarm Magnetic Reed Switch White RC-36 1pcs

  • [Dimension] - Cable Length:250 mm；Sensing Distance:20-30 mm；Total Size: 25mm x 23.5mm/0.98" x 0.93" (L*D).
  • [Normally Closed] - N.C. means Normally Closed: When the magnet together, the circuit is conductive( light on ).
  • when the magnet separates, the circuit is not conductive ( light off )..
  • [Widely Usedl] - This Recessed Door Contact Sensor works with any access control or burglar alarm system available.
  • [Note] - the Magnetic Door Switch must be installed according to the sensing distance. It can only provide a switch signal to the transmitter. It cannot directly load the power, nor directly connect the lamp!.
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LeakSmart Automatic Leak Detection/Water Appliance Shut Off Kits for Washing Machines

  • Easy-to-read LED control panel with AC power and battery back-up. No internet connection required for protection, even if Wi-Fi is down..
  • Our closed-circuit leak protection system is designed exclusively for high-risk appliances. After the leak has been corrected, easily reset with the....
  • Reliable and continuous operation, our safeguard system performs an automatic 22-day maintenance cycling of the valves..
  • Immediate notification via an audible alarm and through the LeakSmart App.
  • Includes: (1) Easy-to-Read LED control panel indicating if the valve is closed or open, (1) Wired LeakSmart Water Sensor, (1) AC power adaptor with....
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Fielect 10Pcs Recessed Wired Security Window Door Contact Sensor Alarm Magnetic Reed Switch White 28V 0.3A ABS Sensing Distance 15-25mm

  • [Dimension] - Cable Length:250 mm；Sensing Distance:15-25 mm；Total Size: 14mm x 6.5mm, 11.7 x 5.7mm (L*D).
  • [Normally Closed] - N.C. means Normally Closed: When the magnet together, the circuit is conductive( light on ).
  • when the magnet separates, the circuit is not conductive ( light off )..
  • [Widely Usedl] - This Recessed Door Contact Sensor works with any access control or burglar alarm system available.
  • [Note] - the Magnetic Door Switch must be installed according to the sensing distance. It can only provide a switch signal to the transmitter. It cannot directly load the power, nor directly connect the lamp!.
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Panopticon Tech 10 pcs Brown Door Contacts Surface Mount NC Security Alarm Window Sensors WMagnetic Reed Switch. These ¾” Position switches (DCS) Work All Access Control & Burglar Alarm Systems

  • 10 Brown ABS Surface Mount Normally Closed Door Contact Switch.
  • Will make Sense Door Closer at Roughly ¾” or 15mm.
  • This Contact Works with Any Access Control or Burglar Alarm System Available.
  • NORMALLY CLOSED: When the door or window is open, the contact will give an open signal and when the door is closed the contact will give a closed (circuit) signal..
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Panopticon Tech 3 pcs Wired White Door Contacts Surface Mount NC Security Alarm Window Sensors.These ¾ inch Contact Position switches (DCS) Work with All Access Control and Burglar Systems

  • 3 White ABS Surface Mount Normally Closed Door Contact Switch with 11" Pigtail.
  • Will make Sense Door Closer at Roughly ¾” or 15mm.
  • This Contact Works with Any Access Control or Burglar Alarm System Available.
  • NORMALLY CLOSED: When the door or window is open, the contact will give an open signal and when the door is closed the contact will give a closed (circuit) signal..
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1 pcs White Recessed Door Contacts NC Security Alarm Window Sensors with Magnetic Reed Switch These ¾” Door Contact Position switches DCS Work with All Access Control and Burglar Alarm Systems

  • 1 White ABS Normally Closed Door Contact Switch.
  • Will make Sense Door Closer at Roughly ¾” or 15mm.
  • This Contact Works with Any Access Control or Burglar Alarm System Available.
  • NORMALLY CLOSED: When the door or window is open, the contact will give an open signal and when the door is closed the contact will give a closed (circuit) signal..
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Fielect Rolling Door Contact Magnetic Reed Switch Alarm with 2 Wires for N.C./N.O. Applications MC-56

  • Total Size: 47.5 x 24 x 14.4mm / 1.87 x 0.94 x 0.57 inch (L*W*H).
  • [N.O./N.C.] - N.C. means Normally Closed: When the magnet together, the circuit is conductive( light on ).
  • when the magnet separates, the circuit is not conductive ( light off ). N.O. means Normally Open: when the magnet separates, the circuit is conductive( light on ).
  • When the magnet together, the circuit is not conductive ( light off ). When make order, pls check carefully!.
  • [Material] - The magnetic switch alarm is with durable zinc alloy housing for better rust resistance.
  • [Widely Used] - This Door Contact switch ensor works with any access control or burglar alarm system available.
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3 pcs Recessed Brown Door Contacts NC Security Alarm Door Window Sensors With Magnetic Reed Switch These ¾” Door Contact Position switches DCS Work with All Access Control and Burglar Alarm Systems

  • 3 Brown ABS Normally Closed Door Contact Switch.
  • Will make Sense Door Closer at Roughly ¾” or 15mm.
  • This Contact Works with Any Access Control or Burglar Alarm System Available.
  • NORMALLY CLOSED: When the door or window is open, the contact will give an open signal and when the door is closed the contact will give a closed (circuit) signal..
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1 pcs Brown Door Contacts Surface Mount NC Security Alarm Window Sensors With Magnetic Reed Switch. These ¾” Door Contact Position switches (DCS) Work with All Access Control and Burglar Alarm Systems

  • 1 Brown ABS Surface Mount Normally Closed Door Contact Switch.
  • Will make Sense Door Closer at Roughly ¾” or 15mm.
  • This Contact Works with Any Access Control or Burglar Alarm System Available.
  • NORMALLY CLOSED: When the door or window is open, the contact will give an open signal and when the door is closed the contact will give a closed (circuit) signal..
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1 Mini Recessed Door Contacts Brown NC Security Alarm Door Window Sensors W/Magnetic Reed Switch. These ¾” Door Contact Position switches (DCS) Work with All Access Control and Burglar Alarm Systems

  • 1 Brown ABS Normally Closed Miniature Door Contact Switch 5/8 by 3/8 with 11" pigtail.
  • Will Sense Door Closer at Roughly 1/2” or 10mm.
  • This Contact Works with Any Access Control or Burglar Alarm System Available.
  • NORMALLY CLOSED: When the door or window is open, the contact will give an open signal and when the door is closed the contact will give a closed (circuit) signal..
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