Top 10 Normally Closed Reed Switch – Home Security Systems

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1. SpeedDa

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2Sets Magnetic Reed Switch Normally Open Closed NC NO Door Alarm Window Security/Magnetic Door Switch/Magnetic Contact Switch/Reed Switch for GPS,Alarm or Other Device,DC 5V 12V 24V Light

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SpeedDa #ad - Package content: 2 sets x magnetic door swith; size: 55 x 12 x 11mm / 2. 2" x 047" x 043"l*w*h. Rated power: 10wmaximum switch power; contact Capacity: 05amaximum switch current;maximum Switch Voltage: 100V;. Net weight: 36g; material: ABS; Transmitting Distance: 3-15mm. Contact type: nc/no/com; mounting hole size: 7 x 2. 5mm/ 028" x 01"l*w. Product name: magnetic door Swith; Working Voltage: 100V;Color: White.
BrandSpeedDa #ad
ManufacturerSpeedDa #ad
Weight0.04 Pounds
Part NumberM1706230002

2. SpeedDa

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SpeedDa 6 Sets Magnetic Reed Switch Normally Open Closed NC NO Door Alarm Window Security/Magnetic Door Switch/Magnetic Contact Switch/Reed Switch for GPS,Alarm or Other Device,DC 5V 12V 24V Light

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SpeedDa #ad - Net weight: 120g; material: ABS; Transmitting Distance: 3-15mm. Product name: magnetic door Swith; Working Voltage: 100V;Color: White. Package content: 6 sets x magnetic door swith; size: 55 x 12 x 11mm / 2. 2" x 047" x 043"l*w*h. Contact type: nc/no/com; mounting hole size: 7 x 2. 5mm/ 028" x 01"l*w. Rated power: 10w; contact capacity: 05amaximum switch current◆ rated Power: 10WMaximum Switch Power; Contact Capacity: 05amaximum switch current;maximum Switch Voltage: 100V;.
BrandSpeedDa #ad
ManufacturerSpeedDa #ad
Weight2 Pounds
Part NumberSD171016001

3. SpzcdZa

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SpzcdZa Magnetic Reed Switch Normally Open Closed NC NO Door Alarm Window Security/Magnetic Door Switch/Magnetic Contact Switch/Reed Switch for GPS,Alarm or Other Device 3pcsWhite

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SpzcdZa #ad - Transmitting distance: 3-15mm;mounting hole size: 7 x 2. 5mm/ 028" x 01"l*w;size: 55 x 12 x 11mm / 2. 2" x 047" x 043"l*w*h. This switch contains normally closed and normally open contacts, Great for use in family and factory window, door. Help deter theft with this magnetic switch that is compatible with most vehicles with a sliding window. Product name: magnetic door swith; Color: Black; Material: ABS;Net Weight: 74g. Package content: 3 sets x magnetic Door Swith; Contact Type: NC/NO/COM. Etc. Working voltage: 100v; rated power: 10W; Contact Capacity: 05amaximum Switch Current.
BrandSpzcdZa #ad
ManufacturerSpzcdZa #ad
Part NumberSD191106001

4. TAKHRWOD

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3 Sets Wired Reed Switch,Normally Closed and Normally Open Sensor Applicable to Door and Window Alarm Belt Screw

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TAKHRWOD #ad - Surface-mounted magnetic contact ideal for door window security. Great for use in family and factory window, door. Current: 05a;. Easy to install. Strong concealment. Abs normally closed Normally Closed Door Contact Switch. Magnetic door switchs; max. Power: 10W; Max. Designed for use with alarm systems.
BrandTAKHRWOD #ad
ManufacturerTAKHRWOD #ad
Part NumberLANGCI003

5. SpzcdZa

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SpzcdZa 5Sets Magnetic Reed Switch Normally Open Closed NC NO Door Alarm Window Security/Magnetic Door Switch/Magnetic Contact Switch/Reed Switch for GPS,Alarm or Other Device,DC 5V 12V 24V Light

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SpzcdZa #ad - Product name: magnetic door swith; Color: Black; Material: ABS;Net Weight: 125g. This switch contains normally closed and normally open contacts, Great for use in family and factory window, door. Etc. Transmitting distance: 3-15mm;mounting hole size: 7 x 2. 5mm/ 028" x 01"l*w;size: 55 x 12 x 11mm / 2. 2" x 047" x 043"l*w*h. Package content: 5 sets x magnetic Door Swith; Contact Type: NC/NO/COM. Help deter theft with this magnetic switch that is compatible with most vehicles with a sliding window. Working voltage: 100v; rated power: 10W; Contact Capacity: 05amaximum Switch Current.
BrandSpzcdZa #ad
ManufacturerSpzcdZa #ad
Part NumberSD190314003

6. Mbangde

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Mbangde Lot of 6 Wired Magnetic Door Window Contact Reed Switch Personal Gap Alarm, Cabinet Strip Light Switch NC DIY Kit

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Mbangde #ad - What no nc means:no means normally open: when the magnet separate, the circuit is not conductive. Reed switch :important : when the magnet is near it makes connectivity, when the magnet is removed connectivity is broken. Wired magnetic door/windows contact can be added to wireless/wired Alarm Systems.

Some wireless system has wired zones. Nc means normally closed:when the magnet together, the circuit is conductive; when the magnet separate, the circuit is conductive;When the magnet together, the circuit is not conductive. Install distance :gap between 2 pieces more than 15mm, less than 25mm. White color make home great and beautiful. These wired reed switches means it needs wire to connect with the alarm control panel, but wire is not including in the package.

No external power needed :connect to wired alarm control panel, gnd positive Connect with NCNegative ports directly which make signal stability and no trouble for the battery. Install attention:item can not connect directly to power, it works with your alarm system provide a switch signal. Working current under 12V. Anti-fire ABS material.
BrandMbangde #ad
ManufacturerMbangde #ad
Height0.24 Inches
Length4.17 Inches
Width3.94 Inches
Part NumberD001

7. TAKHRWOD

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5 Sets Magnetic Switch, Normally Open Closed NC NO Door Alarm Window Security

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TAKHRWOD #ad - 3:great for alarm, led, gps low voltage devices. Etc. Relay, trigger range: 10-20mm; Contact Type: NC/NO/COM. 2:maximum switch voltage: 100v;contact capacity: 500ma maximum switch current;Rated Power: 10WMaximum Switch Power; Contact Type: NC/NO/COM, Trigger Range: 10-20mm;.

5:package content: 5 sets x magnetic door swith; size: 55*12. 5*11. 5mm / 2. 17" x 045" x 045"l*w*h a package of screws for mounting on wood only. 4:magnetic contact sensors can be added to an existing wired Alarm Systems. They are ideal for protecting doors, Surface-mounted magnetic contact, ideal wooden door or window use. 1:product name: magnetic door swith; Color: white; Material: ABS;Net Weight: 120g.
BrandTAKHRWOD #ad
ManufacturerTAKHRWOD #ad
Part NumberLANGCI-002

8. SpzcdZa

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SpzcdZa 2Sets Magnetic Reed Switch Normally Open Closed NC NO Door Alarm Window Security/Magnetic Door Switch/Magnetic Contact Switch/Reed Switch for GPS,Alarm or Other Device,DC 5V 12V 24V Light

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SpzcdZa #ad - Etc. This switch contains normally closed and normally open contacts, Great for use in family and factory window, door. Help deter theft with this magnetic switch that is compatible with most vehicles with a sliding window. Package content: 2 sets x magnetic Door Swith; Contact Type: NC/NO/COM. Transmitting distance: 3-15mm;mounting hole size: 7 x 2. 5mm/ 028" x 01"l*w;size: 55 x 12 x 11mm / 2. 2" x 047" x 043"l*w*h. Product name: magnetic door swith; Color: Black; Material: ABS;Net Weight: 50g. Working voltage: 100v; rated power: 10W; Contact Capacity: 05amaximum Switch Current.
BrandSpzcdZa #ad
ManufacturerSpzcdZa #ad
Part NumberSD190314002

9. Directed Electronics

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Standard Packaging, Magnetic Switch

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Directed Electronics #ad - Effective for Theft Deterrence. One of the only switches with both normally closed contacts. Normally Closed. Great for pick-ups with sliding rear window. Normally Open.
BrandDirected Electronics #ad
ManufacturerDirected Electronics Inc #ad
Height5 Inches
Length3.01 Inches
Weight0.02 Pounds
Width8 Inches
Part Number8601
Model8601
WarrantyPlease contact the manufacturer

10. YXQ

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10 Sets MC-31B Magnetic Reed Switch Normally Open Closed NC NO Door Alarm Window Security

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YXQ #ad - Product name: magnetic switch; material: abs; Model: MC-31B; Contact Type: NC/NO/COM. Net weight: 182g; package content:10Sets x Magnetic Door Switch, Some Mounting Screws. Transmitting distance: 15-25mm; contact capacity: 05amaximum switch current; rated Power: 10W; Working Voltage: DC 100V. Size: 55 x 12 x 11mm / 2. 2" x 047" x 043"l*w*h; mounting hole size: 7 x 2. 5mm/ 028" x 01"l*w. Mount type: surface Mount with Screws; Magnet: Ferrite.
BrandYXQ #ad
ManufacturerYXQ #ad
Part Numbermt07170022