household sensors & alarms (45 items)

Easily detect movement outside your home or throughout your outbuildings, including back gardens, lawns, gates, outdoor corridors and hallways with this new Yale Outdoor Motion Detector. This wirel...

The Yale Shed and Garage Alarm is the ideal way to secure buildings outside of the main home. It is simple to install, can be wall-mounted or be freestanding. The Yale Shed and Garage Alarm is stan...

The Yale Motion Detector is wireless and easy to pair with your Yale Intruder/ Sync Alarm System, allowing you to extend your system to tailor it to your individual needs. This accessory will activ...

The Yale Motion Detector is wireless and easy to pair with your Yale Intruder/ Sync Alarm System, allowing you to extend your system to tailor it to your individual needs. This Pet friendly accesso...

The Outdoor Contact allows for discreet monitoring of the opening and closing of doors, gates, entries and exits outside your home or commercial property, thanks to the revised sleek, stealthy dark...

The Mini Door/Window Contact allows for discreet monitoring of the opening and closure of doors and windows, thanks to the revised sleek aesthetic. Easily pair with your Yale Sync Smart Home Alarm ...

The Yale Door & Window Contact is wireless and easy to pair with your Yale Intruder/ Sync Alarm System, allowing you to extend your system to tailor it to your individual needs. This accessory will...

The Yale Motion Detector is wireless and easy to pair with your Yale Intruder/ Sync Alarm System, allowing you to extend your system to tailor it to your individual needs. These accessory will acti...

The Yale Motion Detector is wireless and easy to pair with your Yale Intruder/ Sync Alarm System, allowing you to extend your system to tailor it to your individual needs. These Pet friendly access...

Geist RDPS is a magnetic normally-closed dry-contact sensor used to monitor remote door position. Includes 30ft / 9m cable.

Geist FS-15 0-5VDC is a conductivity based flood sensor used to detect the presence of water. Includes a 15ft / 4.5m cable.

Smart Motion Sensor Light Up Every Room You Walk In - Motion Detection - Works with Tapo Devices - Sensitivity Control - Flexible Awareness Zone - Magnetic Mounting Hands-free Control No more fumbl...

Smart Contact Sensor Your Windows & Doors Safeguard - Real-Time Monitor - Instant Notification - Smart Automation - Versatile Uses - Easy Setup Know the Status Stop wondering if you closed all your...

Shelly Plus Smoke (the Device) is a smart photoelectric smoke alarm, which is effective at detecting slow fires that smolder for hours before bursting into flames. Sources of these fires may includ...