Victorshome Magnetic Reed Switch Nc Surface Mount Wired Door Window Contact Sensor With Adhesive Paper For Home Security And Bur

Differences Of Nc, No, Nc/Nonormally Closed(Nc): When The Switch Is Close To The Magnet, The Circuit Is Conductive(Light On); When The Switch Is Separated From The Magnet, The Circuit Is Not Conductive(Light Off).Normally Opened(No): When The Switch Is Separated From The Magnet, The Circuit Is Conductive(Light On); When The Switch Is Close To The Magnet, The Circuit Is Not Conductive(Light Off).Nc/No Combined: The Switch Has 3 Contact Types: Nc/No/Com, You Can Choose To Connect Two Of The Contacts(Nc-Com Or No-Com).Please Notea Magnetic Door Contact Can Only Provide A Switching Signal To The Device. It Cannot Directly Load The Power Supply And Cannot Be Directly Connected To The Lamp.Specifications:Model: Mc-38Contact Type: Ncmaximum Sensor Sensitivity: 10-20Mmload Current: 100Mawithstand Voltage: Dc 0-36Vworking Voltage: Dc 0-24Vmounting Hole Distance: 18Mm / 0.71Inchsize(Approx.):&Nbsp;27 X 14 X 8Mm / 1.06 X 0.55 X 0.31Inch (L*W*H)Each Wire Length(Approx.): 30Cm / 11.8Inchwire Type: 1007#/24#320Mmulhousing Material: Abspackage Content:&Nbsp;5Pcs X Magnetic Door Switch20Pcs X Mounting Screws