Tokatuker NC NO Magnetic Switch Wired Recessed Door Sensor Hidden Window Contact Reed Switch for Alarm System Access Control Replace — Open-Box, 35% Off

Magnetic door contact reed switch is great for door alarm sensor, low power switch, LED Switch, door contact. It can control DC3V 5V 9V 12V 24V 36V 48V, Rated Power:10W NC&NO Combined, Use Normally Open or Normally Closed freely. Cable definition: White for common; Black for NC; Brown for NO. Size(Approx.) : dia.11 x 17 mm(0.44x0.66"); Cable Length : 25cm(10") Packing: 5 x Magnetic Door Contact Sensors

It's reliable wired door sensor or magnetic switch for alarm panel, small power switch. Don't worry about the compatibility, it's NC&NO combined, this mean you can use NC or NO mode, great for access control, light control, etc, .

NO (normally open),switch is closed when magnet come to the switch. Switch will open when magnet leave.
NC (normally closed),switch is open when magnet come to the switch. Switch will close when magnet leave

Product Parameters:
Anti-fire ABS shield
Connecting mode:N.C./N.O
Rated current:500(mA)  
Rated  voltage:(VDC)48
Operating distance:5 to 15mm
Rated power:10W
Dimension: Switch,dia.11 x 17 mm(0.44x0.66"); magnet,dia.11 x 17 mm(0.44x0.66"); Cable Length : 25cm(10")

Package Includes:
5xswitch,5x magnet