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| Best Seller  | 3pcs RC33 NO Recessed Wire Door Contact Sensor Alarm Magnetic Reed Switch White Current: 0.5A ; Voltage: 100V ; Power Rating: 10W; Action Distance: 10mm Cable Length: 25cm/9.8"; Total Size: 17mm x 11mm/0.67" x 0.43" (L*D) This Recessed Door Contact Sensor works with any access control or burglar alarm system available NO means… ... more | FREE shipping go to store |
 | 1 Set RC-33B NC+NO Magnetic Window Door Contact Alarm Reed Switch Recessed - White Net Weight: 10g; Package Content: 1 Set x Door Magnetic Reed Switch Size: 11 x 18mm/0.4" x 0.7"(D*H); Product Name: Door Magnetic Reed Switch Color: White; Material: Plastic,Metal Wire Length: 25cm/1"; Type: NC+NO Mounting Type: Recessed; Model: RC-33B… ... more | FREE shipping go to store |
| Best Seller  | WBM smart wifi sensor for window, door, and also used as a garage door sensor. Home security door open contact sensor monitors and reports the opening and closing status of windows and doors real-time position status displayed on the app, no wiring... ... more | $45.99 $33.26 go to store |
 | 3PCS NC Normally Close 15-25mm Magnetic Door Window Contact Reed Switch - White Product Name : Magnetic DoorContactReed Switch;Contact Type : NC Normally Close;Contact Capacity : 0.5A(Maximum Switch Current) Voltage : DC 100V;Rated Power : 10W;Gap : 15-25mm Each Size(Approx) : 64 x 13x 13mm / 2.5" x 0.51" x 0.51"(L*W*H);Mounting… ... more | FREE shipping go to store |
 | Magnetic Reed Switch, 1 Set NC Wired Door Window Contact Switch for Home - White Enhance your home or office security with our magnetic reed switch. This wired surface-mounted door and window contact is good for detecting the opening and closing of the door and window. ... more | FREE shipping go to store |
 | Magnetic Reed Switch, 2 Sets NC Wired Door Window Contact Switch for Home - White Enhance your home or office security with our magnetic reed switch. This wired surface-mounted door and window contact is good for detecting the opening and closing of the door and window. ... more | FREE shipping go to store |
 | Magnetic Reed Switch, 10 Sets NC Wired Door Window Contact Switch for Home - White Enhance your home or office security with our magnetic reed switch. This wired surface-mounted door and window contact is good for detecting the opening and closing of the door and window. ... more | FREE shipping go to store |
 | Magnetic Reed Switch, 1 Set NO NC Wired Door Window Contact Switch for Home - White Enhance your home or office security with our magnetic reed switch. This wired surface-mounted door and window contact is good for detecting the opening and closing of the door and window. ... more | FREE shipping go to store |
 | Magnetic Reed Switch, 2 Sets NO NC Wired Door Window Contact Switch for Home - White Enhance your home or office security with our magnetic reed switch. This wired surface-mounted door and window contact is good for detecting the opening and closing of the door and window. ... more | FREE shipping go to store |
 | Magnetic Reed Switch, 2 Sets NO Wired Garage Door Window Contact Switch for Home - White Enhance your home or office security with our magnetic reed switch. This wired surface-mounted door and window contact is good for detecting the opening and closing of the door and window. ... more | FREE shipping go to store |
 | Magnetic Reed Switch, 6 Sets NC Wired Door Window Contact Switch for Home - White Enhance your home or office security with our magnetic reed switch. This wired surface-mounted door and window contact is good for detecting the opening and closing of the door and window. ... more | FREE shipping go to store |
 | Magnetic Reed Switch, 2 Sets NO Wired Door Window Contact Switch for Home - White Enhance your home or office security with our magnetic reed switch. This wired surface-mounted door and window contact is good for detecting the opening and closing of the door and window. ... more | FREE shipping go to store |
 | Magnetic Reed Switch, 1 Set NO Wired Garage Door Window Contact Switch for Home - White Enhance your home or office security with our magnetic reed switch. This wired surface-mounted door and window contact is good for detecting the opening and closing of the door and window. ... more | FREE shipping go to store |
 | Magnetic Reed Switch, 3 Sets NC Magnetic Contact Switch for Door Window, White Enhance your home or office security with our magnetic reed switch. This surface-mounted door and window contact is good for detecting the opening and closing of the door and window. ... more | FREE shipping go to store |
 | Magnetic Reed Switch, 5 Sets NC Magnetic Contact Switch for Door Window, White Enhance your home or office security with our magnetic reed switch. This surface-mounted door and window contact is good for detecting the opening and closing of the door and window. ... more | FREE shipping go to store |
 | Magnetic Reed Switch, 15 Sets NC Magnetic Contact Switch for Door Window, White Enhance your home or office security with our magnetic reed switch. This surface-mounted door and window contact is good for detecting the opening and closing of the door and window. ... more | FREE shipping go to store |
 | Magnetic Reed Switch, NC Magnetic Contact Switch for Door Window - White Enhance your home or office security with our magnetic reed switch. This wired surface-mounted door and window contact is good for detecting the opening and closing of the door and window. ... more | FREE shipping go to store |
 | Magnetic Reed Switch, NC NO Magnetic Contact Switch for Door Window - White Enhance your home or office security with our magnetic reed switch. This wired surface-mounted door and window contact is good for detecting the opening and closing of the door and window. ... more | FREE shipping go to store |
 | Magnetic Reed Switch, 10 Sets NC Magnetic Contact Switch for Door Window, White Enhance your home or office security with our magnetic reed switch. This surface-mounted door and window contact is good for detecting the opening and closing of the door and window. ... more | FREE shipping go to store |
 | Magnetic Reed Switch, NC NO Magnetic Contact Switch for Door Window - White Enhance your home or office security with our magnetic reed switch. This wired surface-mounted door and window contact is good for detecting the opening and closing of the door and window. ... more | FREE shipping go to store |
 | Magnetic Reed Switch, 6 Sets NC Magnetic Contact Switch for Door Window, White Enhance your home or office security with our magnetic reed switch. This surface-mounted door and window contact is good for detecting the opening and closing of the door and window. ... more | FREE shipping go to store |
 | Magnetic Reed Switch, NC NO Magnetic Contact Switch for Door Window - White Enhance your home or office security with our magnetic reed switch. This wired surface-mounted door and window contact is good for detecting the opening and closing of the door and window. ... more | FREE shipping go to store |
 | Magnetic Reed Switch, NC Magnetic Contact Switch for Door Window - White Enhance your home or office security with our magnetic reed switch. This wired surface-mounted door and window contact is good for detecting the opening and closing of the door and window. ... more | FREE shipping go to store |
 | Magnetic Reed Switch, NC Door Sensor Window Contact Switch White Black - White, Black Enhance your home or office security with our magnetic reed switch. This wired recessed door and window contact is good for detecting the opening and closing of the door and window. ... more | FREE shipping go to store |
 | Magnetic Reed Switch, NC Door Sensor Window Contact Switch White Black - White, Black Enhance your home or office security with our magnetic reed switch. This wired recessed door and window contact is good for detecting the opening and closing of the door and window. ... more | FREE shipping go to store |
 | Magnetic Reed Switch, NC Door Sensor Window Contact Switch White Black - White, Black Enhance your home or office security with our magnetic reed switch. This wired recessed door and window contact is good for detecting the opening and closing of the door and window. ... more | FREE shipping go to store |
 | 1 Set RC-33B Magnetic Window Door Contact Alarm Reed Switch Recessed Net Weight: 10g; Package Content: 1 Set x Door Magnetic Reed Switch Size: 11 x 18mm/0.4" x 0.7"(D*H); Product Name: Door Magnetic Reed Switch Color: White; Material: Plastic,Metal; Induction Distance:10-20mm Wire Length: 25cm/1"; Type: NC or NO Mounting… ... more | FREE shipping go to store |
 | 1 Set RC-33B Magnetic Window Door Contact Alarm Reed Switch Recessed Net Weight: 10g; Package Content: 1 Set x Door Magnetic Reed Switch Size: 11 x 18mm/0.4" x 0.7"(D*H); Product Name: Door Magnetic Reed Switch Color: White; Material: Plastic,Metal; Induction Distance:10-20mm Wire Length: 25cm/1"; Type: NC or NO Mounting… ... more | FREE shipping go to store |
 | Door Window NO/NC Recessed Security Contact Sensor Alarm Magnetic Reed Switch - Brown Net Weight: 21g; Package Content: 1 x Door Magnetic Reed Switch Size: 23 x 23mm / 0.9" x 0.9"(H*D); Product Name: Door Magnetic Reed Switch Color: Brown; Material: Plastic Working Voltage: DC 100V Cable Length(Each): 36cm/14" NO NC type designed for use… ... more | FREE shipping go to store |
 | Magnetic Reed Switch, 4 Pack NC Door Sensor Window Contact Switch, White Enhance your home or office security with our magnetic reed switch. This wired recessed door and window contact is good for detecting the opening and closing of the door and window. ... more | FREE shipping go to store |
 | Magnetic Reed Switch, 5 Pack NC Wired Door Sensor Window Contact Switch, White Enhance your home or office security with our magnetic reed switch. This wired recessed door and window contact is good for detecting the opening and closing of the door and window. ... more | FREE shipping go to store |
 | Magnetic Reed Switch, 2 Pack NO NC Door Sensor Window Contact Switch, White - Brown Enhance your home or office security with our magnetic reed switch. This wired recessed door and window contact is good for detecting the opening and closing of the door and window. ... more | FREE shipping go to store |
 | Magnetic Reed Switch, 3 Pack NC Door Sensor Window Contact Switch, White Enhance your home or office security with our magnetic reed switch. This wired recessed door and window contact is good for detecting the opening and closing of the door and window. ... more | FREE shipping go to store |
 | Magnetic Reed Switch, 2 Pack NO Door Sensor Window Contact Switch, White Enhance your home or office security with our magnetic reed switch. This wired recessed door and window contact is good for detecting the opening and closing of the door and window. ... more | FREE shipping go to store |
 | 3Pcs NO/NC Door Window Contact Magnetic Reed Switch Alarm Security 15-20mm - Brown Product Name : Door Magnetic Reed Switch;Model : RC-36;Contact Type : NO/NC(Normally Open/ Normally Closed) Contact Capacity : 0.5A;Voltage : DC 100V;Rated Power : 10W Actuation Distance : 15-20mm;Each Size(Approx) : 22 x 23mm / 0.87" x 0.9"(H*D);Cable… ... more | FREE shipping go to store |
 | Magnetic Reed Switch, 2 Sets NO NC Wired Garage Door Window Contact Switch - White Enhance your home or office security with our magnetic reed switch. This wired surface-mounted door and window contact is good for detecting the opening and closing of the door and window. ... more | FREE shipping go to store |
 | Magnetic Reed Switch, 2 Sets NO Wired Garage Door Window Contact Switch - White Enhance your home or office security with our magnetic reed switch. This wired surface-mounted door and window contact is good for detecting the opening and closing of the door and window. ... more | FREE shipping go to store |
 | Magnetic Reed Switch, 1 Set NO Wired Door Window Contact Switch - White Enhance your home or office security with our magnetic reed switch. This wired surface-mounted door and window contact is good for detecting the opening and closing of the door and window. ... more | FREE shipping go to store |
 | Magnetic Reed Switch, 1 Set NC Wired Garage Door Window Contact Switch - White Enhance your home or office security with our magnetic reed switch. This wired surface-mounted door and window contact is good for detecting the opening and closing of the door and window. ... more | FREE shipping go to store |
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