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The Best Reed Switch Normally Closed of 2023 – Reviewed and Top Rated
2,772 Reviews Scanned
- Package included: 10×Reed Switch, 10×Small Multi-Use Round Magnets.
- Length of Plastic : 14.2mm; Diameter of plastic: 3.3mm.
- Maximum switching voltage 100VDC.Working temperature: -20 degrees to 80 degrees.
- Max. Switch Current: 0.5A; Maxima charging current: 1.0A.
- Maximum contact resistance: 100M; Minimum Insulation Resistance: 1010.
- Rated Power: 10W, Max Voltage: 100V, Max Current:0.5A
- Transmitting Distance: 16-23mm
- Product Size: 23*14*6mm (L * W * H)；Mounting Hole Size：3mm
- Contact Type：Normally Closed NC（Please look at the working mode in the Third picture to see if it is the switch you need.）
- Suitable for alarm,LED,Relay,GPS low voltage devices...etc. Ideal for door, window security
- ✪Package included:10 X 3 Pin Reed Switch
- ✪Length of glass: 14 mm；Diameter of glass: 2.5 mm; Total length: 52 mm
- ✪ Max. Contact Rating: 4W, Maximum switching voltage 60VDC/VAC,Working temperature: -20 degrees to 80 degrees
- ✪Max. Switch Current: 0.25A；Maximum load current: 0.5A
- ✪Maximum contact resistance: 115M；Minimum Insulation Resistance: 2x107/2x109
- The dry tongue reed tube is lightweight and compact structure, can be installed in extremely limited space, suitable for use in miniaturized equipment.
- The switch components of the dry reed tube are hermetically sealed in an inert gas atmosphere and have a long working life
- Be careful when cutting or bending the lead pins of the reed tube to avoid damage to the glass metal seal caused by improper stress. Proper clamping tools are necessary.
- apply to Reed relays, Security, Limit switching.Telecoms,
- Package Content : 10 x Reed Switch
- Package: 3 sets of black magnetic door contact reed switches + 6 pieces stickers + 12 pieces screws.
- Size (approx. ): 29 x 15 x 9 mm; cable length: 30 cm.
- It can control DC 3V, 5V, 9V, 12V, 24V, 36V, 48V, Maximum switching voltage: 100V; Maximum switch current: 0.5 amps, maximum switch power: 10W.
- NC&NO Combined, Use Normally Open or Normally Closed freely. Cable definition: Blue for common; Black for NC; White for NO.
- Application Magnetic door contact reed switch, ideal for door alarm sensors, alarms, LED switches, relays, GPS low voltage devices, etc., effective for theft deterrent. Yes, ideal for wooden doors or windows.
Last update on 2025-07-08 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API
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FAQ:
Q: What is an example of a normally closed switch?
A: A normally closed momentary switch is only off or “open” when the switch is pushed. An example of a normally closed switch could be the switch that turns the light on in your refrigerator when you open the door. When you close the door the switch is pushed and the circuit is opened thus turning off the light.
Q: Is a breakaway switch normally open or closed?
A: breakaway switch is a normally closed switch held OPEN by a plastic key. A cable is attached to the key and to the towing vehicle, if the units become uncoupled the cable pulls the key from the switch closing the circuit activating the breakaway function and applying the trailer brakes.
Q: What is a normally closed circuit?
A: An electric circuit can be a “closed” circuit, where the power flows, or an “open” circuit where the power is interrupted. In the Normally Closed circuit, power flows out until the relay is activated, which interrupts the power, and when the relay deactivates, the power is on again.
Q: What is a door reed switch?
A: A magnetically operated reed switch such as this is commonly mounted on doors and windows to add protection to a home or business. The switch is small and discreet enough to mount in a home or office without being noticeable.