The Best magnetic reed switch of 2025 – Reviewed and Top Rated
After hours researching and comparing all models on the market, we find out the Best magnetic reed switch of 2025. Check our ranking below.
2,624 Reviews Scanned
- 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.
- 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
- Product Name: Door Magnetic Sensor Switch
- Sensing distance: 10mm-15mm
- Product size: 29*15.5*9mm Wire length: 33cm
- Sensing distance: 10mm-15mm Service life: 1000000 times
- Working current: 0.5A/Working voltage: 100V (1-100V)/Maximum power: 10W
- Package included: 10 × Reed Switch, 10pcs Small Multi-Use Round Magnets
- Length of glass: 14 mm；Diameter of plastic part: 2.5 mm
- 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
- ✪Length of glass: 14 mm；Diameter of glass: 2 mm
- ✪Maximum contact resistance: 100M；Minimum Insulation Resistance: 1010
- ✪Package included:6 X Reed Switch+6 X Magnetic chip
- Suitable for industrial control equipment circuits for controlling electromagnetic starters, contactors, relays and other circuits (there are only boxes in here, button switches are not included). Good for electronic projects, power supply units, amplifiers, etc. Suitable for emergency stop rotary switch.
- Dimension:65mm*65mm*75mm
- Comprehensive Accessory Kit: Our set includes everything you need: 2 sets of magnetic reed switch, 9 color-coded wires, 4 double-sided stickers, 8 screws, and a screwdriver, making installation a breeze right out of the box
- Versatile Installation Options: Hassle-free installation with our door contact sensor set, featuring both double-sided stickers for smooth surfaces and screws for uneven wooden areas, ensuring compatibility with any setup
- User-Friendly Design: Magnetic switches terminal block connection method makes Switch between normally open and normally closed states effortlessly.easy-to-distinguish black, green, and red wires Customize your setup in minutes
- Reliable Performance: Built to withstand various environments, this magnetic door switch set operates efficiently in temperatures from -10°C to 60°C. With a strong magnetic glue, it offers a sensitive and dependable response for all applications
- Wide Application Range: Perfect for diverse scenarios, our magnetic door sensor set supports automatic lighting for doors and garages, enhances security with alarm systems, and integrates smoothly with fire protection setups, meeting all your needs
- Specification parameter: 100V; Contact capacity: 500 (mA) (maximum switching current); Rated power: 10W (maximum switching power)
- Size: 55 * 12.5 * 11.5mm/2.17 "x 0.49" x 0.45 "(L * W * H); Drive distance: 15-20mm;
- Color: white; Material: Fireproof ABS; Installation type: surface mount with screws; Magnet: Ferrite
- Contact principle: NC/NO/COM: NC represents normally closed. When the magnets are together, the circuit conducts electricity; When the magnet is detached, the circuit is not conducting. NO means normally open: when the magnet is separated, the circuit is conducting; When the magnets are together, the circuit is not connected.
- Application: Magnetic door contact reed switch, suitable for door and window alarm sensors, alarms, LED switches, relays, GPS low-voltage equipment, etc., suitable for pickup trucks with sliding rear windows; Effective anti-theft measures.
- Specification parameter: 100V; Contact capacity: 500 (mA) (maximum switching current); Rated power: 10W (maximum switching power)
- Size: 55 * 12.5 * 11.5mm/2.17 "x 0.49" x 0.45 "(L * W * H); Drive distance: 15-20mm;
- Color: black; Material: Fireproof ABS; Installation type: surface mount with screws; Magnet: Ferrite
- Contact principle: NC/NO/COM: NC represents normally closed. When the magnets are together, the circuit conducts electricity; When the magnet is detached, the circuit is not conducting. NO means normally open: when the magnet is separated, the circuit is conducting; When the magnets are together, the circuit is not connected.
- Application: Magnetic door contact reed switch, suitable for door and window alarm sensors, alarms, LED switches, relays, GPS low-voltage equipment, etc., suitable for pickup trucks with sliding rear windows; Effective anti-theft measures.
- 1. Product Name: Magnetic Door Swith; Color: black; Material: ABS;Net Weight: 80g
- 2. Maximum Switch Voltage: 100V;Contact Capacity: 500(mA) (Maximum Switch Current);Rated Power: 10W(Maximum Switch Power)
- 3. Great for alarm,LED,Relay,GPS low voltage devices...etc.,Trigger Range: 10-20mm; Contact Type: NC/NO/COM
- 4. Magnetic Contact sensors can be added to an existing wired Alarm Systems. They are ideal for protecting doors,
- 5. Package Content: 4 Sets x Magnetic Door Swith; Size: 55*12.5*11.5mm / 2.17" x 0.45" x 0.45"(L*W*H) a package of screws
- Package Content: 2Sets x Magnetic Door Switch,Some Mounting Screws; Size: 55 x 12 x 11mm / 2.2" x 0.47" x 0.43"(L*W*H)
- Product Name: Magnetic Door Contact Reed Switch; Color: White; Material: ABS
- Transmitting Distance: 10-15mm; Contact Type: NC/NO/COM
- Contact Capacity: 0.5A(Maximum Switch Current); Rated Power: 10W
- Mounting Hole Size: 7 x 2.5mm/ 0.28" x 0.1"(L*W); Working Voltage: DC 100V Net Weight: 40g;
Last update on 2026-05-18 / Affiliate links / Images from Amazon Product Advertising API
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