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Security System Sensors Normally open

Shop the best prices on 55 great value normally open security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on many brands. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Philippines.

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1 - 32 of 55
Magnetic Door Window Contact Sensor No/nc Magnetic Switch Easy To Install
₱874.00 Save ₱1,175.00 RRP: ₱2,049.00
Magnetic Door & Window Contact Sensor Alarm - Reed Switch Security for Burglar Prevention
₱1,349.00 Save ₱2,050.00 RRP: ₱3,399.00
Magnetic Door Window Contact Sensor Alarm Reed Switch Security Burglar Alarm
₱574.00
Magnetic Door Window Contact Sensor No/nc Magnetic Switch Easy To Install
₱574.00 Save ₱1,325.00 RRP: ₱1,899.00
Magnetic Door Window Contact Sensor No/nc Magnetic Switch Easy To Install
₱1,149.00 Save ₱250.00 RRP: ₱1,399.00
Wired Door Sensor Magnetic Switch Home Anti-theft Alarm Dustproof Waterproof
₱799.00 Save ₱600.00 RRP: ₱1,399.00
Magnetic Door Window Contact Sensor Alarm Reed Switch Security Burglar Alarm
₱1,849.00 Save ₱900.00 RRP: ₱2,749.00
Magnetic Door Window Contact Sensor Alarm Reed Switch Security Burglar Alarm
₱624.00 Save ₱1,375.00 RRP: ₱1,999.00
Magnetic Door Window Contact Sensor No/nc Magnetic Switch Easy To Install
₱1,899.00 Save ₱350.00 RRP: ₱2,249.00
Magnetic Door Window Contact Sensor No/nc Magnetic Switch Easy To Install
₱1,899.00 Save ₱350.00 RRP: ₱2,249.00
Magnetic Door Window Contact Sensor Alarm Reed Switch Security Burglar Alarm S202412274399
₱1,699.00 Save ₱850.00 RRP: ₱2,549.00
Magnetic Door Window Contact Sensor Alarm Reed Switch Security Burglar Alarm
₱774.00 Save ₱625.00 RRP: ₱1,399.00
Magnetic Door Window Contact Sensor Alarm Reed Switch Security Home Burglar Alarm NO/NC Magnetic Switch Easy to Install
₱1,599.00 Save ₱350.00 RRP: ₱1,949.00
2025 Magnetic Reed Switch Contact Sensor Alarm for Door & Window Security
₱949.00 Save ₱950.00 RRP: ₱1,899.00
Magnetic Door Window Contact Sensor Alarm Reed Switch Security Burglar Alarm
₱774.00 Save ₱625.00 RRP: ₱1,399.00
Magnetic Door Window Contact Sensor No/NC Switch Easy to Install for Home Security
₱724.00 Save ₱1,475.00 RRP: ₱2,199.00
Magnetic Door Window Contact Sensor Alarm Reed Switch Security Burglar Alarm
₱1,549.00 Save ₱50.00 RRP: ₱1,599.00
Magnetic Door Window Contact Sensor No/nc Magnetic Switch Easy To Install [jkw]
₱1,199.00 Save ₱600.00 RRP: ₱1,799.00
Magnetic Door Window Contact Sensor No/nc Magnetic Switch Easy To Install
₱1,449.00 Save ₱1,250.00 RRP: ₱2,699.00
Magnetic Door Window Contact Sensor Alarm Reed Switch Security Burglar Alarm s202412245722
₱449.00 Save ₱1,700.00 RRP: ₱2,149.00
Magnetic Door Window Contact Sensor NC/NO Switch Easy Installation for Home Security
₱999.00 Save ₱1,050.00 RRP: ₱2,049.00
Magnetic Door Window Contact Sensor Alarm Reed Switch Security Burglar Alarm f54
₱599.00 Save ₱2,800.00 RRP: ₱3,399.00
Magnetic Door Window Contact Sensor Alarm Reed Switch Security Burglar Alarm
₱624.00 Save ₱1,375.00 RRP: ₱1,999.00
Magnetic Reed Switch Contact Sensor Alarm for Door & Window Security
₱1,299.00 Save ₱1,900.00 RRP: ₱3,199.00
2026 Magnetic Reed Switch Contact Sensor Alarm for Door & Window Security
₱974.00 Save ₱975.00 RRP: ₱1,949.00
Security Burglar Alarm: Magnetic Door Window Contact Sensor Reed Switch
₱849.00 Save ₱1,750.00 RRP: ₱2,599.00
Magnetic Door Window Contact Sensor No/nc Magnetic Switch Easy To Install
₱1,899.00 Save ₱350.00 RRP: ₱2,249.00
Magnetic Door Window Contact Sensor No/nc Magnetic Switch Easy To Install 26s
₱949.00 Save ₱950.00 RRP: ₱1,899.00
Security Burglar Alarm - Magnetic Door Window Contact Sensor Reed Switch
₱674.00 Save ₱1,475.00 RRP: ₱2,149.00
Magnetic Door Window Contact Sensor Alarm Reed Switch Security Burglar Alarm
₱999.00
25-26 Magnetic Door Window Contact Sensor No/nc Magnetic Switch Easy To Install
₱874.00 Save ₱875.00 RRP: ₱1,749.00
Magnetic Door Window Contact Sensor No/nc Magnetic Switch Easy To Install
₱1,899.00 Save ₱350.00 RRP: ₱2,249.00