250 results for door alarm
- Door Reed Security Alarm Systems Liquid Level Sensors Sensor 200V AC/DCOpens in a new window or tabBrand NewS$ 7.51 to S$ 11.35Top-rated sellerTop-rated sellerbuysellmall887 (5,821) 96.9%Free International Shippingfrom China
- Personal Security Window/Door Alarm DC12V Indoor Wired Infrared AlarmOpens in a new window or tabBrand NewS$ 22.82Top-rated sellerTop-rated sellersellingoods_365 (14,322) 97.3%+S$ 7.37 postagefrom China
- Door Reed Security Alarm Systems Instrumentation Sensor Magnetic SwitchOpens in a new window or tabBrand NewS$ 8.40 to S$ 12.68Top-rated sellerTop-rated seller2011-fashionstyle (164,176) 98.4%Free International Shippingfrom China
- High Speed Magnetic Door Switch Ideal for Alarm Systems Automotive ElectronicsOpens in a new window or tabBrand NewS$ 7.55 to S$ 12.39Top-rated sellerTop-rated sellerbuysellmall887 (5,821) 96.9%+S$ 1.92 postagefrom China
- RC-33 Home Security Alarm Wired Window Door Magnetic Switch Sensor Detector NewOpens in a new window or tabBrand NewS$ 1.46 to S$ 11.81Top-rated sellerTop-rated sellerx-modules-x (1,605) 98.8%Free International Shippingfrom ChinaFree returns
- High Speed Magnetic Door Ideal for Alarm Systems Automotive ElectronicsOpens in a new window or tabBrand NewS$ 6.81 to S$ 11.22Top-rated sellerTop-rated sellerWas: S$ 12.20 8% offniceseller4you (17,377) 98.6%Free International Shippingfrom China
- Door Reed Security Alarm Systems Instrumentation Sensor Magnetic SwitchOpens in a new window or tabBrand NewS$ 7.51 to S$ 11.35Top-rated sellerTop-rated sellertopfashionlife (8,765) 97.4%Free International Shippingfrom China
- Door Reed Security Alarm Systems Liquid Level Sensors Sensor 200V AC/DCOpens in a new window or tabBrand NewS$ 6.18 to S$ 9.78Top-rated sellerTop-rated sellerstarzz_dress (10,537) 97.9%Free International Shippingfrom China
- Door Sensor Magnetic 30cm 10W 200V AC/DC Ps-3150 Security Alarm SystemsOpens in a new window or tabBrand NewS$ 8.84 to S$ 12.22Top-rated sellerTop-rated sellersupersuperstore (200,390) 98.1%Free International Shippingfrom China
- Reliable Door with High Operating Frequency for Security Alarm SystemsOpens in a new window or tabBrand NewS$ 5.72 to S$ 9.06Top-rated sellerTop-rated sellerautoeleklh11 (20,317) 98.1%Free International Shippingfrom China
- 5 Sets MC-38 Wired Door Window Switch Home Alarm System DetectorOpens in a new window or tabBrand NewS$ 12.67Top-rated sellerTop-rated sellerhanmeimei_66 (148,329) 97%Free International Shippingfrom China
- Door Sensor Magnetic Reed 200V For Ecurity Alarm SystemsOpens in a new window or tabBrand NewS$ 9.31 to S$ 12.38Top-rated sellerTop-rated sellerWas: S$ 14.97 20% offforevermotor (235) 98.1%Free International Shippingfrom China
- Door Sensor Magnetic Reed 200V For Ecurity Alarm SystemsOpens in a new window or tabBrand NewS$ 7.53 to S$ 10.96Top-rated sellerTop-rated sellerWas: S$ 8.85 15% offprooutlet46 (1,918) 98.6%Free International Shippingfrom China
- Versatile and Resilient Door Switch Suitable for Security Alarm SystemsOpens in a new window or tabBrand NewS$ 7.98 to S$ 12.072022neujour (189) 98.9%Free International Shippingfrom China
- Real time Monitoring and Remote Alarm System with For Tuya Wifi Door SensorOpens in a new window or tabBrand NewS$ 22.36Top-rated sellerTop-rated sellerWas: S$ 23.78 6% off2011-betterlife (86,438) 97.9%Free International Shippingfrom China
- High Speed Magnetic Door Switch Ideal for Alarm Systems Automotive ElectronicsOpens in a new window or tabBrand NewS$ 8.75 to S$ 13.224hotseason (36,074) 96.9%Free International Shippingfrom China
- Versatile and Resilient Door Switch Suitable for Security Alarm SystemsOpens in a new window or tabBrand NewS$ 9.01 to S$ 13.61Top-rated sellerTop-rated sellerlimerencewithyou (48,413) 97.8%Free International Shippingfrom China
- qty 10 Honeywell 7939WG-BR 7939 Magnetic Door Alarm Contact & Magnet NEWOpens in a new window or tabBrand NewS$ 110.83Top-rated sellerTop-rated sellerhillcountryliquidators (11,991) 99.4%+S$ 47.26 postagefrom United States
- Versatile and Resilient Door Switch Suitable for Security Alarm SystemsOpens in a new window or tabBrand NewS$ 8.70 to S$ 13.22Top-rated sellerTop-rated sellerstarzz_dress (10,537) 97.9%Free International Shippingfrom China
- Door Sensor Magnetic Switch 30cm 10W 200V AC/DC Ps-3150 Security Alarm SystemsOpens in a new window or tabBrand NewS$ 8.84 to S$ 13.35Top-rated sellerTop-rated selleronlineselection (67,221) 97.9%Free International Shippingfrom China
- 1 set Silver Alarm Sensor 15*20*5cm Overhead Garage Door Contacts OutdoorOpens in a new window or tabBrand NewS$ 18.37Top-rated sellerTop-rated sellerlettinggoze (2,373) 96.9%Free International Shippingfrom China
- 1 set Silver Alarm Sensor 15*20*5cm Overhead Garage Door Contacts OutdoorOpens in a new window or tabBrand NewS$ 19.07Top-rated sellerTop-rated sellerqueenrewell (932) 96.5%Free International Shippingfrom China
- 5X Normally Closed Normally Open Magnetic Switch Proximity Switch for DC 5V 12VOpens in a new window or tabBrand NewS$ 34.46ascension369 (1,914) 97.1%+S$ 35.41 postagefrom United States
- Door Sensor Magnetic 30cm 10W 200V AC/DC Ps-3150 Security Alarm SystemsOpens in a new window or tabBrand NewS$ 6.07 to S$ 9.67Top-rated sellerTop-rated sellerlimerencewithyou (48,413) 97.8%Free International Shippingfrom China
- Door Sensor Magnetic Reed 200V For Ecurity Alarm SystemsOpens in a new window or tabBrand NewS$ 7.53 to S$ 10.96Top-rated sellerTop-rated sellerWas: S$ 8.85 15% offtakemetoyou (8,881) 97.9%Free International Shippingfrom China
- Reliable Door Switch with High Operating Frequency for Security Alarm SystemsOpens in a new window or tabBrand NewS$ 7.57 to S$ 10.06Top-rated sellerTop-rated sellerWas: S$ 11.64 35% offautohome2010 (89,116) 96.3%Free International Shippingfrom China
- Efficient Ps3150 Door Switch for Proximity Sensors and Security Alarm SystemsOpens in a new window or tabBrand NewS$ 6.39 to S$ 10.39Top-rated sellerTop-rated sellerkuisuoeu (7,010) 97.9%+S$ 1.55 postagefrom China
- Door Sensor Magnetic Switch 30cm 10W 200V AC/DC Ps-3150 Security Alarm SystemsOpens in a new window or tabBrand NewS$ 7.83 to S$ 11.82Top-rated sellerTop-rated sellerWas: S$ 8.23 5% offstarzz_dress (10,537) 97.9%Free International Shippingfrom China
- High Speed Magnetic Door Switch Ideal for Alarm Systems Automotive ElectronicsOpens in a new window or tabBrand NewS$ 8.53 to S$ 12.92Top-rated sellerTop-rated sellerkfzlh17 (26,936) 98%Free International Shippingfrom China
- Versatile and Resilient Door Switch Suitable for Security Alarm SystemsOpens in a new window or tabBrand NewS$ 7.81 to S$ 11.83Top-rated sellerTop-rated sellerWas: S$ 8.40 7% offonlineselection (67,221) 97.9%Free International Shippingfrom China
- Versatile and Resilient Door Switch Suitable for Security Alarm SystemsOpens in a new window or tabBrand NewS$ 8.66 to S$ 13.09Top-rated sellerTop-rated sellerkuisuoeu (7,010) 97.9%Free International Shippingfrom China
- Versatile Door Magnetic Switch Ideal for Liquid Level Sensors Alarm SystemsOpens in a new window or tabBrand NewS$ 8.40 to S$ 12.68Top-rated sellerTop-rated seller2011-fashionstyle (164,176) 98.4%Free International Shippingfrom China
- Reed Switch Door Contact for Security Alarm Systems Maximum Switching Current AOpens in a new window or tabBrand NewS$ 7.59 to S$ 11.93Top-rated sellerTop-rated sellerWas: S$ 8.07 6% offincitystore0 (9,802) 97.7%Free International Shippingfrom China
- 5 Sets MC-38 Wired Door Window Switch Home Alarm System DetectorOpens in a new window or tabBrand NewS$ 12.55Top-rated sellerTop-rated selleropir_66 (390) 97.6%Free International Shippingfrom China
- High Speed Magnetic Door Switch Ideal for Alarm Systems Automotive ElectronicsOpens in a new window or tabBrand NewS$ 9.36 to S$ 14.16Top-rated sellerTop-rated seller2010betterelectronics (156,779) 98.1%Free International Shippingfrom China
- 1 set 15*20*5cm Alarm Sensor Silver Overhead Garage Door Contacts OutdoorOpens in a new window or tabBrand NewS$ 18.81Top-rated sellerTop-rated sellersikenew (182,832) 95.3%Free International Shippingfrom China
- RC-33 Home Security Alarm Wired Window Door Magnetic Switch Sensor DetectorOpens in a new window or tabBrand NewS$ 4.03 to S$ 14.28Top-rated sellerTop-rated sellermodul_technik (99,910) 99.5%+S$ 6.04 postagefrom China
- Door Window Anti-theft Alarm Home Security Magnetic Sensor MountOpens in a new window or tabBrand NewS$ 14.33Top-rated sellerTop-rated sellersa3w_84 (1,301) 97.8%Free International Shippingfrom China
- Door Window Contact Security Home Burglar Alarm Easy to InstallOpens in a new window or tabBrand NewS$ 5.37Top-rated sellerTop-rated sellergu2356_6 (1,426) 98.8%+S$ 0.03 postagefrom China
- White Smart Wireless Door Window Sensor Real Time Alarm Home Security Door O FD5Opens in a new window or tabBrand NewS$ 18.56Top-rated sellerTop-rated sellerfashiondress365 (17,337) 97.8%+S$ 0.96 postagefrom China
- Magnetic Door Window Contact Sensor Alarm Reed Switch Security Burglar AlarmOpens in a new window or tabBrand NewS$ 5.69 to S$ 7.88Top-rated sellerTop-rated sellerdrqn7617 (19,458) 98.7%+S$ 0.62 postagefrom China
- 5pcs Recessed Magnetic Window Door Contacts Alarm Security Reed SwitchOpens in a new window or tabBrand NewS$ 8.56Top-rated sellerTop-rated sellerxiatian8899 (183,271) 97.3%Free International Shippingfrom China
- SONOFF SNZB-04 ZigBee Door Window Sensor Smart Home Wireless Detect Alarms 3PCSOpens in a new window or tabBrand NewS$ 39.70Top-rated sellerTop-rated sellersonoff_52 (13,564) 99.9%+S$ 1.57 postagefrom China
- Wired Magnetic Door Window Contact Reed Switch for Home Security Alarm SystemOpens in a new window or tabBrand NewS$ 5.08 to S$ 6.72Top-rated sellerTop-rated sellerghnj5_79 (7,272) 97.4%Free International Shippingfrom China
- Door Window Sensors Detector for Home Security & Burglar Alarm SystemsOpens in a new window or tabBrand NewS$ 4.69Top-rated sellerTop-rated sellersa3w_84 (1,301) 97.8%+S$ 0.70 postagefrom China
- RC-33 Home Security Alarm Wired Window Door Magnetic Switch Sensor DetectorOpens in a new window or tabBrand NewS$ 4.03 to S$ 14.28Top-rated sellerTop-rated sellersupermall9527 (18,217) 99.4%+S$ 6.04 postagefrom China
- 1 set Silver Alarm Sensor 15*20*5cm Overhead Garage Door Contacts Garage DoorOpens in a new window or tabBrand NewS$ 20.39Top-rated sellerTop-rated sellerwellsecky (657) 95.6%+S$ 1.35 postagefrom China
- RC-33 Home Security Alarm Wired Window Door Magnetic Switch Sensor DetectorOpens in a new window or tabBrand NewS$ 4.03 to S$ 14.28Top-rated sellerTop-rated sellersensecore (134,526) 99.5%+S$ 6.04 postagefrom China
- Metal Door Alarm Magnetic Contact Switch Roller Shutter Store Security Saf^KNOpens in a new window or tabBrand NewS$ 9.91Top-rated sellerTop-rated sellerknxg18-46 (9,330) 96.6%+S$ 1.57 postagefrom China
- Surface-mounted Door Magnets Sensor Functional Suitable for Window & Door AlarmsOpens in a new window or tabBrand NewS$ 7.12Top-rated sellerTop-rated sellerhgnj5_53 (3,653) 96.6%Free International Shippingfrom China
- NC Door Alarm Contact Switch/Reed Switch for Alarm with ScrewsOpens in a new window or tabBrand NewS$ 6.72Top-rated sellerTop-rated sellertasv-62 (8,113) 98.3%Free International Shippingfrom China
- Wired Magnetic Door Window Contact Sensor Switch for Home Security Alarm SystemOpens in a new window or tabBrand NewS$ 13.91Top-rated sellerTop-rated sellerdrqn7617 (19,458) 98.7%Free International Shippingfrom China
- Magnetic Reed Switch NC Door Alarm Security Switch Magnetic Contact SwitchOpens in a new window or tabBrand NewS$ 6.43Top-rated sellerTop-rated sellerWas: S$ 6.77 5% offgu2356_6 (1,426) 98.8%Free International Shippingfrom China
- Wired Door Sensor Magnetic Switch Home Anti-theft Alarm Dustproof WaterproofOpens in a new window or tabBrand NewS$ 5.61 to S$ 7.67Top-rated sellerTop-rated sellerftpl9359 (7,883) 97.7%Free International Shippingfrom China
- White Smart Wireless Door Window Sensor Real Time Alarm Home Security Door O AGSOpens in a new window or tabBrand NewS$ 18.56Top-rated sellerTop-rated selleraigoshopping (5,754) 98.5%+S$ 0.96 postagefrom China
- Door Window Antitheft Alarm Home Security Magnetic Sensor Surface-MountOpens in a new window or tabBrand NewS$ 12.17 to S$ 12.64Top-rated sellerTop-rated sellerftpl9359 (7,883) 97.7%Free International Shippingfrom China
- Door Sensors Window Security Contact Switches for Home Burglars Alarm SystemsOpens in a new window or tabBrand NewS$ 22.19Top-rated sellerTop-rated sellersa3w_84 (1,301) 97.8%Free International Shippingfrom China
- Magnetic Door Window Contact Sensor Alarm Wired-Metal Security Burglars AlarmOpens in a new window or tabBrand NewS$ 13.77 to S$ 16.28Top-rated sellerTop-rated sellerkaiya88_8 (1,178) 97.7%+S$ 0.38 postagefrom China
- Sensor Alarm Magnetic Door Sensor Switches White Door and Window Security AlarmOpens in a new window or tabBrand NewS$ 8.69Top-rated sellerTop-rated sellerxiatian8899 (183,271) 97.3%Free International Shippingfrom China
- 1Pairs MC-38 Wired Door Window Sensor Magnetic Switch Home Alarm SystemOpens in a new window or tabBrand NewS$ 1.59Top-rated sellerTop-rated sellerkaiserburg-d (2,981) 99.7%+S$ 1.57 postagefrom ChinaFree returns
- Wired Door Sensor Magnetic Switch Home Anti-theft Alarm Dustproof WaterproofOpens in a new window or tabBrand NewS$ 5.07 to S$ 7.16Top-rated sellerTop-rated sellersa3w_84 (1,301) 97.8%+S$ 0.64 postagefrom China
- Sensor Alarm Magnetic Door Sensor Switches White Door and Window Security AlarmOpens in a new window or tabBrand NewS$ 10.98Top-rated sellerTop-rated sellerkaiya88_8 (1,178) 97.7%+S$ 0.73 postagefrom China
- 5Pairs MC-38 Wired Door Window Sensor Magnetic Switch Home Alarm SystemOpens in a new window or tabBrand NewS$ 5.58Top-rated sellerTop-rated sellertechnicalaim (37,237) 99.2%+S$ 5.56 postagefrom China
- Mount Wired NC Door Contact Alarm for Door Window Cabinets 10pcsOpens in a new window or tabBrand NewS$ 17.01Top-rated sellerTop-rated sellerkaiya88_8 (1,178) 97.7%Free International Shippingfrom China
- 5Piece Door Window Sensor Magnetic Reed Switch NC / NO for Alarm Systems DC100VOpens in a new window or tabBrand NewS$ 11.06 to S$ 16.60Top-rated sellerTop-rated sellerchips-fans (137,897) 99.5%Postage not specifiedfrom ChinaFree returns
- Easy to Install Stick-on Door Magnets Sensor Perfect for Window & Door AlarmsOpens in a new window or tabBrand NewS$ 7.77Top-rated sellerTop-rated sellerghnj5_79 (7,272) 97.4%Free International Shippingfrom China
- 1 set 15*20*5cm Alarm Sensor Silver Overhead Garage Door Contacts Garage DoorOpens in a new window or tabBrand NewS$ 19.96Top-rated sellerTop-rated sellerrnny6317 (11,310) 96%+S$ 1.35 postagefrom China
- White Smart Wireless Door Window Sensor Real Time Alarm Home Security Door O SPGOpens in a new window or tabBrand NewS$ 18.56Top-rated sellerTop-rated sellersportgogo (51,453) 97.7%+S$ 0.96 postagefrom China
- White Smart Wireless Door Window Sensor Real Time Alarm Home Security Door O TTUOpens in a new window or tabBrand NewS$ 18.56Top-rated sellerTop-rated sellertiantianupup (84,566) 98.6%+S$ 0.96 postagefrom China
- White Smart Wireless Door Window Sensor Real Time Alarm Home Security Door O QUAOpens in a new window or tabBrand NewS$ 18.56Top-rated sellerTop-rated sellerqueautoshop (3,468) 96.9%+S$ 0.96 postagefrom China
- MC-38 Home Door Window Sensor Magnetschalter – 5 Paar verkabeltes AlarmsystemOpens in a new window or tabBrand NewS$ 5.04Top-rated sellerTop-rated sellerindusmodern (1,096) 98.3%+S$ 4.77 postagefrom China
- White Smart Wireless Door Window Sensor Real Time Alarm Home Security Door O SD0Opens in a new window or tabBrand NewS$ 18.56Top-rated sellerTop-rated sellersuper_dea100 (41,064) 96.1%+S$ 0.96 postagefrom China
- 5 Pair MC-38 Wired Door Window Sensor Magnetic Switch Home Alarm SystemOpens in a new window or tabBrand NewS$ 5.10Top-rated sellerTop-rated sellerkaiserburg-d (2,981) 99.7%+S$ 1.57 postagefrom ChinaFree returns
- 5Piece Door Window Sensor Magnetic Reed Switch NC / NO for Alarm Systems DC100VOpens in a new window or tabBrand NewS$ 11.06 to S$ 16.60Top-rated sellerTop-rated sellermoduleme (87,962) 99.5%Postage not specifiedfrom ChinaFree returns
- 1 Set NO NC Magnetic Door Window Contact Sensor Alarm Reed Switch with 2 ScrewsOpens in a new window or tabBrand NewS$ 6.24Top-rated sellerTop-rated selleryut7-8531 (6,407) 98.5%+S$ 0.65 postagefrom China
- White Smart Wireless Door Window Sensor Real Time Alarm Home Security Door O ZZ1Opens in a new window or tabBrand NewS$ 17.64Top-rated sellerTop-rated sellerWas: S$ 18.56 5% offzhengzheng2011 (269,505) 97.3%+S$ 0.96 postagefrom China
- Door Sensors Window Security Contact Switches for Home Burglars Alarm SystemOpens in a new window or tabBrand NewS$ 18.54Top-rated sellerTop-rated sellerhgnj5_53 (3,653) 96.6%Free International Shippingfrom China
- MC-31 Door Alarm Window Security Magnetic Door Switch Wired Magnetic Contact 10xOpens in a new window or tabBrand NewS$ 19.03Top-rated sellerTop-rated selleryut7-8531 (6,407) 98.5%Free International Shippingfrom China
- 5 Sets MC-38 Wired Door Window Switch Home Alarm System DetectorOpens in a new window or tabBrand NewS$ 9.66Top-rated sellerTop-rated sellerdrqn7617 (19,458) 98.7%Free International Shippingfrom China
- White Smart Wireless Door Window Sensor Real Time Alarm Home Security Door O EOMOpens in a new window or tabBrand NewS$ 18.56Top-rated sellerTop-rated sellerebuyhometown (11,911) 98.2%+S$ 0.96 postagefrom China
- 5 Sets MC-38 Wired Door Window Switch Home Alarm System DetectorOpens in a new window or tabBrand NewS$ 9.71Top-rated sellerTop-rated sellerftpl9359 (7,883) 97.7%Free International Shippingfrom China
- Metal Door Alarm Magnetic Contact Switch Roller Shutter Store Security Saf^ISOpens in a new window or tabBrand NewS$ 9.37Top-rated sellerTop-rated selleridts5-40 (2,140) 97.1%+S$ 1.57 postagefrom China
- 5pcs Recessed Magnetic Window Door Contacts Alarm Security Reed SwitchOpens in a new window or tabBrand NewS$ 8.69Top-rated sellerTop-rated sellerftpl9359 (7,883) 97.7%Free International Shippingfrom China
- 1 set Silver Alarm Sensor 15*20*5cm Overhead Garage Door Contacts Garage DoorOpens in a new window or tabBrand NewS$ 21.98Top-rated sellerTop-rated sellercao140 (1,601) 96.9%+S$ 1.35 postagefrom China
- SONOFF SNZB-04 ZigBee Door Window Sensor Smart Home Wireless Detect Alarms MonitOpens in a new window or tabBrand NewS$ 18.41Top-rated sellerTop-rated sellersonoff_52 (13,564) 99.9%+S$ 1.57 postagefrom China
- Home Security Magnetic Sensor Door Window Anti-theft Alarm MountOpens in a new window or tabBrand NewS$ 5.65 to S$ 7.69Top-rated sellerTop-rated selleroi98-53 (2,363) 97%Free International Shippingfrom China
- NC Door Alarm Magnetic Contact Switch/Reed Switch for Alarm with ScrewsOpens in a new window or tabBrand NewS$ 6.64Top-rated sellerTop-rated sellerftpl9359 (7,883) 97.7%Free International Shippingfrom China
- Door Sensors Detector Window Security Contact Switch Low False AlarmOpens in a new window or tabBrand NewS$ 5.34Top-rated sellerTop-rated sellerftpl9359 (7,883) 97.7%Free International Shippingfrom China
- Door and Window Security Alarm Sensor Switches Anti-Theft System Home SecurityOpens in a new window or tabBrand NewS$ 8.61Top-rated sellerTop-rated sellersa3w_84 (1,301) 97.8%Free International Shippingfrom China
- NO NC Magnetic Door Window Contact Sensor Alarm Reed Switch Fit for AlarmOpens in a new window or tabBrand NewS$ 6.10Top-rated sellerTop-rated sellerhgnj5_53 (3,653) 96.6%+S$ 0.64 postagefrom China
- Door Sensors Detector Window Security Contact Switch Low False AlarmOpens in a new window or tabBrand NewS$ 5.40Top-rated sellerTop-rated sellerdrqn7617 (19,458) 98.7%+S$ 0.03 postagefrom China
- Magnetic Door Switch/Magnetic Contact Switch NC Door Alarm with ScrewsOpens in a new window or tabBrand NewS$ 6.72Top-rated sellerTop-rated sellerghnj5_79 (7,272) 97.4%Free International Shippingfrom China
- Security Burglar Alarm Magnetic Door Window Contact Sensor Alarm Reed SwitchOpens in a new window or tabBrand NewS$ 5.38Top-rated sellerTop-rated sellerkaiya88_8 (1,178) 97.7%+S$ 0.03 postagefrom China
- White Smart Wireless Door Window Sensor Real Time Alarm Home Security Door O SD3Opens in a new window or tabBrand NewS$ 18.56Top-rated sellerTop-rated sellersports_deal365 (68,100) 97.2%+S$ 0.96 postagefrom China
- 1 set Silver Alarm Sensor Aluminum Overhead Garage Door Contacts OutdoorOpens in a new window or tabBrand NewS$ 22.52Top-rated sellerTop-rated sellercoyamion (454) 98%+S$ 1.35 postagefrom China
- 1 set Aluminum Alarm Sensor Silver Overhead Garage Door Contacts OutdoorOpens in a new window or tabBrand NewS$ 22.68Top-rated sellerTop-rated sellerratingeune (164) 94.9%+S$ 1.35 postagefrom China
- KERUI P817 Wireless PIR Motion Detector Curtain Sensor Lot For Home Alarm SystemOpens in a new window or tabBrand NewS$ 15.43 to S$ 103.31top_e (15,494) 96.6%Was: S$ 108.74 5% off+S$ 2.94 postagefrom ChinaFree returns
- 2PACK Wireless 110dB Strobe Siren Home security alarm system 4groups flash lightOpens in a new window or tabBrand NewS$ 53.91tongtx2019 (1,533) 97.3%+S$ 2.94 postagefrom ChinaFree returns
- KERUI Wireless Infrared Detector PIR Curtain Sensor Motion Detector Alarm SystemOpens in a new window or tabBrand NewS$ 17.67 to S$ 53.33Top-rated sellerTop-rated sellerWas: S$ 18.60 5% offperfect-gadget (17,304) 97.3%+S$ 2.94 postagefrom ChinaFree returns
- 5PCS HC-SR501 PIR Infrared Sensor Human Body Motion Detector Module for ArduinoOpens in a new window or tabBrand NewS$ 13.28Top-rated sellerTop-rated seller2015allinone (6,154) 98.8%+S$ 1.46 postagefrom China75 sold
- Tuya Mini Wired ZigBee Water Immersion Sensor APP Remote Flood Alarm Smart HomeOpens in a new window or tabBrand NewS$ 12.98bhfks66 (13) 100%Free International Shippingfrom China
- KERUI Wireless Outdoor Flash/Strobe Siren Lot For Home Security Alarm systemOpens in a new window or tabBrand NewS$ 40.04 to S$ 134.20Top-rated sellerTop-rated sellerperfect-gadget (17,304) 97.3%+S$ 7.37 postagefrom ChinaFree returns
- KERUI 433MHz Home Alarm Security System Wireless Remote Control Key FobOpens in a new window or tabBrand NewS$ 12.62 to S$ 35.08Top-rated sellerTop-rated sellerWas: S$ 13.28 5% offperfect-gadget (17,304) 97.3%+S$ 2.94 postagefrom ChinaFree returns
- Single Beam Infrared Detector Radio Alarm Passage Infrared Sensor For Access HANOpens in a new window or tabBrand NewS$ 17.19hanget4 (160) 99.4%Was: S$ 18.49 7% off+S$ 1.46 postagefrom China
- KERUI 433MHz Wireless RC531 Remote Controller Lot For Home Burglar Alarm SystemOpens in a new window or tabBrand NewS$ 13.88 to S$ 45.82Top-rated sellerTop-rated sellerWas: S$ 28.06 6% offperfect-gadget (17,304) 97.3%+S$ 2.94 postagefrom ChinaFree returns
- Single Beam Infrared Detector Radio Alarm Passage Infrared Sensor For Access LLIOpens in a new window or tabBrand NewS$ 17.38Top-rated sellerTop-rated sellerWas: S$ 18.49 6% offlanyydi.living (430) 98.2%+S$ 1.46 postagefrom China
- HC-SR501 Human Body Infrared PIR Motion Sensor Module Detector Improved VersionOpens in a new window or tabBrand NewS$ 2.13 to S$ 2.63Top-rated sellerTop-rated sellerWas: S$ 2.87 8% offalice1101983 (569,900) 99.5%+S$ 5.17 postagefrom China
- Infrared Garage door Beam Opener DC 12~24V Switch Diffuse Reflective SensorOpens in a new window or tabBrand NewS$ 14.76 to S$ 31.02ma-911608 (40) 100%Free International Shippingfrom China
- Ps3150 Door Magnetic Sealed Control for Reliable OperationOpens in a new window or tabBrand NewS$ 7.18 to S$ 11.28Top-rated sellerTop-rated sellerWas: S$ 7.72 7% off2010betterelectronics (156,779) 98.1%Free International Shippingfrom China
- Single Beam Infrared Detector Radio Alarm Passage Infrared Sensor For ControlOpens in a new window or tabBrand NewS$ 18.97Top-rated sellerTop-rated sellerWas: S$ 19.98 5% offcsvtion (1,660) 98.6%+S$ 1.46 postagefrom China
- 10 Pcs KY-003 Standard Hall Magnetic Force Sensor Module for AVR Smart Cars DIYOpens in a new window or tabBrand NewS$ 12.59wildware (371) 99.3%+S$ 30.15 postagefrom United States
- Efficient Wireless Temperature Alarm System for Indoor and Outdoor UseOpens in a new window or tabBrand NewS$ 34.38 to S$ 40.06Top-rated sellerTop-rated sellermarketstrends001 (10,661) 98.5%Free International Shippingfrom China
- Efficient Reed Switch Door Sensor for Security and Monitoring ApplicationsOpens in a new window or tabBrand NewS$ 10.36 to S$ 13.79Top-rated sellerTop-rated sellerWas: S$ 15.49 11% offhomeaccessories6 (429) 95.7%Free International Shippingfrom China
- FIGARO TGS813 TGS-813 Gas SensorOpens in a new window or tabBrand NewS$ 14.63Top-rated sellerTop-rated sellertomway360 (4,052) 99.3%+S$ 6.65 postagefrom China
- Efficient Ps3150 Door Magnetic Reed Maximum Power 10WOpens in a new window or tabBrand NewS$ 5.72 to S$ 8.99Top-rated sellerTop-rated sellerpreferentialseller (21,187) 98%Free International Shippingfrom China
- Single Beam Infrared Detector Radio Alarm Infrared Sensor For Access ControlOpens in a new window or tabBrand NewS$ 16.76abodahua563 (110) 100%Was: S$ 17.64 5% offFree International Shippingfrom China
- Single Beam Infrared Detector Radio Alarm Passage Infrared Sensor For AccessOpens in a new window or tabBrand NewS$ 17.75mhfaykud34 (61) 96.9%Was: S$ 18.68 5% offFree International Shippingfrom China
- Door Liquid Level Sensors Odometers Sensor Magnetic Switch 200V AC/DC 30cm AWG24Opens in a new window or tabBrand NewS$ 9.59 to S$ 12.77carcelebrity (92) 98.8%Was: S$ 14.51 15% offFree International Shippingfrom China
- Smart Water Leak Detector Sensor Alarm for Home Flooding Monitoring-SCOpens in a new window or tabBrand NewS$ 19.92deepsteron (1,374) 97.5%Free International Shippingfrom China
- PS-3150 Normally Open Proximity Switch Magnetic Sensor Reed Switch 30cm WireOpens in a new window or tabBrand NewS$ 6.53Top-rated sellerTop-rated sellerzy-electronics (638) 98.7%Free International Shippingfrom China
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- Single Beam Infrared Detector Radio Alarm Passage Infrared Sensor For AccessOpens in a new window or tabBrand NewS$ 15.91Top-rated sellerTop-rated sellerWas: S$ 16.74 5% offfigdlookit (1,821) 98.6%Free International Shippingfrom China
- 5V/12V Relay Switch Module DIY Alarm System Adjustable Vibration Sensor BoardOpens in a new window or tabBrand NewS$ 15.43 to S$ 16.83Top-rated sellerTop-rated sellerWas: S$ 16.24 5% offlvvway (662) 94.9%Free International Shippingfrom China
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- Corrosion and Wear Resistant Ps3150 Door Magnetic ReedOpens in a new window or tabBrand NewS$ 6.98 to S$ 10.93Top-rated sellerTop-rated sellerWas: S$ 10.89 5% offcolorfulclothing (13,963) 98.1%Free International Shippingfrom China
- 2PCS HC-SR501 PIR Human Motion Sensor Body Pyroelectric Infrared SR501 DetectorOpens in a new window or tabBrand NewS$ 1.91Top-rated sellerTop-rated sellerWas: S$ 2.10 9% offsatisfyelectronics (217,494) 99.5%+S$ 1.46 postagefrom ChinaFree returns89 sold
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