Buy at Smarthome - Security - Security Sensors

For garage doors, roll up doors and other doors where it may be difficult to mount regular magnetic contacts. More info...

Part # 7455

Compare

Sale $11.49 $14.99

51 customer ratings 51 Customers rated this product 4.5 Stars

Monitor motion at a driveway entrance, backyard, basement with this flexible wireless motion sensor. Use in conjunction with a wireless receiver (#7135SR or #7135CR). More info...

Part # 7135ST

Compare

Sale $69.98 $89.99

5 customer ratings 5 Customers rated this product 4.5 Stars

Here is the most basic sensor of any alarm system. These contact switches are ideal for doors, windows, and sliding doors. These magnetic contact switches are for open circuit systems. More info...

Part # 7040

Compare

Sale $5.98 $5.99

44 customer ratings 44 Customers rated this product 4.5 Stars

Here is the most basic sensor of any alarm system. These contact switches are ideal for doors, windows, and sliding doors. These magnetic contact switches are for closed circuit systems. More info...

Part # 7113

Compare

Sale $1.61 $2.99

121 customer ratings 121 Customers rated this product 5 Stars

Here is the most basic sensor of any alarm system. These contact switches are ideal for doors, windows, and sliding doors. These magnetic contact switches are for closed circuit systems. More info...

Part # 7113-10

Compare

Sale $16.10 $26.99

23 customer ratings 23 Customers rated this product 5 Stars

This surface-mount switch is the most basic sensor of any alarm system. Use it to monitor the opening and closing of doors, windows and entry points to your property. More info...

Part # 77414

Compare

$2.99

2 customer ratings 2 Customers rated this product 4 Stars

Protect your home by enhancing your security system with these magnetic contact sensors for normally open applications. More info...

Part # 7040-10

Compare

$54.99

1 customer rating 1 Customer rated this product 3 Stars

Almost any building can be protected from intrusion with ease because of the Door/Window Sensor's small size, flexible mounting configurations, and sensitivity. More info...

Part # 7504

Compare

Sale $44.77 $49.99

2 customer ratings 2 Customers rated this product 1.5 Stars

Detects smoke or carbon monoxide and provides custom voice alerts. Also features ONELink which allows the alarm to talk to up to 16 other ONELink-enabled detectors in your home. More info...

Part # 7983

Compare

Sale $72.22 $99.99

1 customer rating 1 Customer rated this product 5 Stars

This surface-mount switch is the most basic sensor of any alarm system. Use it to monitor the opening and closing of doors, windows and entry points to your property. Hides wire terminals. More info...

Part # 77415

Compare

$2.99

Commonly used for momentary arm/disarm alarm inputs or other applications requiring high-security momentary on, this two-terminal lock is maintained in the off position, springing back from the on position. More info...

Part # 70410

Compare

Sale $8.94 $13.99

3 customer ratings 3 Customers rated this product 5 Stars

This tamper switch can be used with any security system with normally closed circuits, and its small size makes it easy to hide and install. More info...

Part # 7041

Compare

Sale $1.42 $1.99

6 customer ratings 6 Customers rated this product 5 Stars