Magnetic Reed Switch MC-31B NC/NO Surface Mount Wired Door Window Alarm, Magneti Door Switch, Contact Sensor, for Home Security and Burglar Alarm Systems, Sets of 5, Black

Product Description

Product DescriptionName：MC-31B NC/NO Magnetic Reed Switch.Feature:Widely Used - This Recessed Door Contact Sensor works with any access control or burglar alarm system available.Note - the Magnetic Door Switch must be installed according to the sensing distance. It can only provide a switch signal to the transmitter. It cannot directly load the power, nor directly connect the lamp!Specification:Model : MC-31B.Material: ABS.Rated power: 10W.Rated current: 500(mA).Rated voltage: (VDC) 100.Mounting Type: Recessed.Anti-fire ABS shield Connecting mode: NC/NO.Operating distance: more than 15mm, less than 25mm.Switch Type: NO(normal open type), NO means Normally Open: when the magnet separate, the circuit is not conductive( light on ); When the magnet together, the circuit is conductive ( light ooff ).Package Includes: 5 Sets x MC-31B Magnetic Door Window Contact SensorWarm Tip:Due to manual measurement, there may be a slight error in size.【Worry-free Warranty】:With our 90-day money-back risk-free purchase guarantee, order now! If you are not satisfied in any way, any quality problem can be refunded or replaced.