Quick view Compare Choose Options Wire Metal Magnetic Door Sensor Switch for alarm system access control system MSRP: Was: Now: US $4.00 - US $5.50 Quick view Compare Choose Options
Quick view Compare Add to Cart 2pcs/lot Wired door sensor NC Normal close magnetic switch Alarm Detector Sensor MSRP: Was: Now: US $5.00 Quick view Compare Add to Cart
Quick view Compare Add to Cart Embedded NC model Door Magnetic sensor switch ABS shell With doors windows Cabinet access control MSRP: Was: Now: US $25.00 Quick view Compare Add to Cart
Quick view Compare Add to Cart 10pair/Lot White or Brown Wired Door/Window Magnetic Contact Safety Sensor Magnetic Switch MSRP: Was: Now: US $12.20 Quick view Compare Add to Cart
Quick view Compare Add to Cart 10pairs/Lot NC Reed Switch Wired Magnetic Door window Sensor Magnetic Contact For Alarm System Embedded Mounting MSRP: Was: Now: US $14.40 Quick view Compare Add to Cart
Quick view Compare Add to Cart Wired Metal Door Magnetic Contact Switch Alarm Door Sensor Reed for Home Alarm System MSRP: Was: Now: US $9.99 Quick view Compare Add to Cart
Quick view Compare Add to Cart 120DB Wireless Home Burglar Security Window Door Magnetic Sensor Alert System Safety MSRP: Was: Now: US $5.50 Quick view Compare Add to Cart
Quick view Compare Add to Cart Brand new wireless 433mhz/315mhz Door magnetic induction sensor MSRP: Was: Now: US $8.00 Quick view Compare Add to Cart
Quick view Compare Add to Cart 433Mhz wireless Door window Magnetic sensor MSRP: Was: Now: US $6.60 Quick view Compare Add to Cart
Quick view Compare Add to Cart 10pcs NC Mode Window or Door Contact Magnetic Reed Switch Alarm system MSRP: Was: Now: US $9.99 Quick view Compare Add to Cart
Quick view Compare Add to Cart 4paris Wired NC Aluminum securityreed Magnetic Sensor door contacts MSRP: Was: Now: US $30.00 Quick view Compare Add to Cart
Quick view Compare Add to Cart Door alarm Door sensor delay alarm adjustable delay time MSRP: Was: Now: US $15.00 Quick view Compare Add to Cart