Sensors
Get the most out of your SimpliSafe system by getting answers to your questions and support for your devices.

Glassbreak Sensor
Get the most out of your SimpliSafe system by getting answers to your questions and support for your devices.
Entry Sensor
Get the most out of your SimpliSafe system by getting answers to your questions and support for your devices.
Motion Sensors
Get the most out of your SimpliSafe system by getting answers to your questions and support for your devices.
Water Sensor
Get the most out of your SimpliSafe system by getting answers to your questions and support for your devices.
Temperature Sensor
Get the most out of your SimpliSafe system by getting answers to your questions and support for your devices.
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Motion Sensor Gen 2 Offline
NOTICE: To ensure optimal performance of your sensor, we recommend updating your Base Station firmware to 2.21.4.6. You can manually run an update by using the SimpliSafe® Mobile App and navigating to My System > Base Station Settings > Firmware and tapping on Update Available. If you're experiencin
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Motion Sensor Gen 2
Motion Sensor Gen 1 Offline
NOTICE: To ensure optimal performance of your sensor, we recommend updating your Base Station firmware to 2.21.4.6. You can manually run an update by using the SimpliSafe® Mobile App and navigating to My System > Base Station Settings > Firmware and tapping on Update Available. If you're experiencin
Help Center Article
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Motion Sensor Gen 1
How To Replace Motion Sensor Gen 1 Battery
The Motion Sensor takes a single CR-123A Lithium 3V battery and has a life expectancy of up to 5 years depending on placement and usage. To change your Motion Sensor battery, slide the sensor up and off its bracket. Then replace the battery and slide it back onto its bracket. If your sensor is still
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Motion Sensor Gen 1
Enabling Secret Alerts for your SimpliSafe® Sensors
What are Secret Alerts? Secret Alerts* are private notifications sent to you by specific sensors you designate to be on a special “alert-only” setting. Sensors on this setting won’t trigger a system alarm or chime to the Base Station, but send a discreet notification directly to you instead. All of
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Sensors
How to Rename a SimpliSafe® Sensor
There may be a point where you need to rename a sensor for your SimpliSafe® System. Renaming a sensor can be done easily through the SimpliSafe® Mobile App, but you can also rename a sensor using your Keypad. The following will walk you through these steps for each platform so you can pick whichever
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Sensors
Water Sensor Not Responding
The warning ‘Sensor Not Responding’ for a Water Sensor can be caused by a couple of things, including a low battery or a weak connection between the device and the Base Station. As a first step, we’d recommend ensuring that the battery is correctly installed. To do this: Slide the Sensor off its’ br
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Water Sensor
Why Is My Entry Sensor Shown As Open When My Door Is Closed?
If you are consistently seeing a warning that one of your Entry Sensors is open, despite all of your doors and windows being closed, one of the following items is likely the cause: Your Entry Sensor is too far away from its corresponding magnet piece Your Entry Sensor and/or its corresponding magnet
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Entry Sensor
