How to Change Battery in Simplisafe Glass Break Sensor

Like most people, you probably don’t think about your home security until something wrong happens. And if your Simplisafe system includes a glass break sensor, you need to know how to change battery in SimpliSafe glass break sensor. In this post, we’ll show you how to do just that. So keep reading for instructions on how to get the job done quickly and easily!

How to Change Battery in Simplisafe Glass Break Sensor

It’s important to change the battery in the Simplisafe glass break sensor because if the sensor isn’t working correctly, it won’t be able to detect an intruder. And that could leave your home and family vulnerable to attack. So make sure to change the battery regularly and keep your home safe and secure!

Why You Should Change the Battery in Simplisafe Glass Break Sensor

To ensure that your home is well protected against break-ins, it is essential to periodically replace the batteries of Simplisafe’s glass break sensors.

Doing this not only ensures that the system remains functional at all times, but also guarantees that you will be alerted when someone attempts to break into your home through a window or other glass surface. Additionally, replacing the batteries regularly helps to maintain accuracy in the detector; an accurate system can protect your home more effectively.

Thus, if you have a SimpliSafe system installed, remember to change the battery in your glass break sensor on a regular basis so that you can enjoy maximum peace of mind and do away with any potential security threats.

A Stepwise Guide on How to Change Battery in Simplisafe Glass Break Sensor

Step 1: Turn the Door Chime Off

Turning off the SimpliSafe door chime is important as you don’t want to trigger false alarms. With the door chime turned off, open up your SimpliSafe control panel and click on the ‘YOUR SYSTEM’ icon placed at the top right corner of the page.

 Turn It Off

Click on the three-dotted icon placed beside ‘YOUR SYSTEM.’


Scroll to the bottom of the page and click on the three-dotted icon alongside ‘Chime: Disable Your Chime Here.’

Step 2: Remove Glass Break Sensor

Now that you have disabled your door chime, it’s time to remove Glass Break Sensors. With the SimpliSafe monitoring plan in place, opening the security panel will automatically call for assistance in case of any intrusion. So before removing Glass Break Sensors, turn off your home phone service or unplug your wireless receiver so that no one gets alerted.

Take a flat head screwdriver and put its head against the bottom of the Glass Break Sensor; apply firm pressure to remove it from the magnetic base. Before changing the battery in your SimpliSafe Glass Break Sensor, the other thing you should know is how to reset it. To reset, hold down the test button for 5 seconds.

Step 3: Open Battery Compartment

Remove the Glass-Break sensor by pulling it away from the magnetic base. You will see four small screws on the back of your SimpliSafe Glass-Break Sensor. Use a small screwdriver to open the screws and remove them. There is more than one way to change the battery in your SimpliSafe Glass Break Sensor. You can either use a small screwdriver to open the screws and remove them or use your fingers to pull apart the sensor.

Once you have removed the four screws, you can easily pop out the back cover by using your thumb to press against the tab. If you cannot remove the battery compartment, apply firm pressure with your fingers and see if it comes off easily.

Step 4: Replace Battery

You will find a 3V lithium battery inside the SimpliSafe Glass Break sensor. Carefully remove the old battery from its compartment and insert a new one in its place. Be extra careful while handling glass break sensor as it contains sensitive circuit components. Make sure you handle it with utmost care.

 Replace the Battery

After replacing the battery, please press the back cover firmly until it snaps into place—screw in the four screws on the surface of your Glass-Break Sensor to secure its parts together.

Step 5: Repeat for Remaining Sensors

If you have more than one SimpliSafe glass break sensor, follow the above steps for each one. Replace batteries in your SimpliSafe glass break sensors to make them fully functional again.

The best way to do this is by using a small screwdriver to open the screws and remove them, or you can use your fingers to pull apart the sensor. If you want to know more about how to change battery in simplisafe glass break sensor, keep reading.

Step 6: Check Your Control Panel

After you have changed the battery and reset your Glass-Break Sensors, it’s time that we check how things are working fine. First, open up your control panel and make sure that it has detected the Glass-Break Sensors. Next, check how many “events” are logged on your control panel.

Step 7: Close Battery Compartment

Once you have replaced the battery, close the SimpliSafe Glass Break sensor by screwing its four small screws on its back. Put your flat head screwdriver away and put the Glass-Break sensor back into the magnetic base.

Step 8: Turn Your Door Chime Back On

Return to your SimpliSafe control panel. Scroll up to the ‘CHIME’ icon that you had disabled earlier, click on the three-dotted icon beside it and choose ‘Chime: Enable Your Chime Here.’

Your home phone service will automatically activate, and the SimpliSafe door chime will resume its activity.

Step 9: Turn Your Door Chime On Again and Test It

Once you’ve secured the back of the sensor, go ahead and turn your door chime on again and test it. Your chime should sound like it did before starting this project when someone triggers the sensor. If your chime doesn’t work or sounds different than how it did before this project began, there might be an issue with how secure the new battery is in the chamber.

 Turn It on Again

Once you are satisfied that your door chime sounds normal, you can replace your glass break sensor where it was initially located. If it’s a wired model, screw-in any necessary screws to secure its position on the wall or window frame. Next, open the battery chamber and install a fresh 9V alkaline battery for a battery-powered model.

If you have any issues with how secure the back of your replacement sensor is or how well it sounds when someone triggers its alarm, you might need to try a different brand of glass break sensors. Since every home’s construction is different, some sensors might not fit your particular windows or doors very well.

Others might have trouble calibrating the strength of the sound they produce, depending on how thick your walls are. The best way to figure out how suitable a replacement glass break sensor is for your home is to test it in your own home before you attempt this project.

Keep reading for more information about how to change battery in simplisafe glass break sensor.

How Long Do SimpliSafe Batteries Last?

The answer to this question depends on how often you use your SimpliSafe system. If you only use it a few times a year, the batteries might last five years. However, if you use it every day, the batteries might only last for about two years.

SimpliSafe recommends changing all batteries during system installation and when you change your smoke detector. If you do, the warranty on your SimpliSafe system will be extended to 5 years from the date of purchase.

When and How to Change Simplisafe Batteries?

It would help if you changed SimpliSafe batteries when they get low. How do you know how intense the batteries are? When the system starts acting ‘wonky’ and runs through its alerts and alarms unusually fast. Sometimes, it may indicate a low battery by beeping three times every 60 seconds.

If this happens, replace all of your batteries within 24 hours. If you cannot do so, please get in touch with SimpliSafe immediately, and they will send somebody over to help you with the installation process.

At Which Point in Time Should I Replace My Batteries?

Battery life depends on how often you use your system and how many sensors it has:

  • For example, a glass break sensor can last up to 12 months on a single 9-volt battery.
  • A motion sensor can last up to 12 months with a lithium battery or 24 months with an alkaline battery.
  • If you have multiple sensors, you might want to replace your batteries earlier.

Here are some tips about how to change the battery on various devices

1. Entry Sensor

First, remove the sensor from the wall or door frame. This can be done by pressing the button on the back of the sensor and pulling it off.

Once the sensor is removed, you will see a small hole on the side of the device. This is where you will insert your new battery.

Entry Sensor

Ensure that the battery is facing the correct way before inserting it into the hole. The positive (+) and negative (-) signs should be lined up correctly.

Once the battery is in place, replace the sensor onto the wall or door frame and press firmly to ensure that it is attached securely.

2. Motion Sensor

The motion sensor is an important part of the security system. It is responsible for detecting any movement in the area and sending an alarm to the control panel. If the battery in the motion sensor is weak, it may not be able to detect movement properly. As a result, it is important to change the motion sensor’s battery regularly.

To do this, remove the sensor’s cover and replace the old battery with a new one. Be sure to dispose of the old battery properly; do not throw it in the trash. With a new battery in place, your motion sensor will be able to function properly and keep your home safe.

3. Glass Break Sensor

To change the battery in your glass break sensor, you will need a Phillips head screwdriver. Begin by removing the cover from the sensor. There are usually two screws that hold the cover in place. Once the screws are removed, you should be able to lift the cover off of the sensor.

Next, locate the battery compartment. This is often located on the back of the sensor. Using your screwdriver, remove the screws that secure the battery compartment.

You may need to use a bit of force to loosen these screws. Once they are removed, you can slide out the old battery and insert a new one. Be sure to line up the positive and negative terminals before inserting the new battery. Finally, replace the cover and screw it into place.

4. Smoke Detector

The smoke detector is a key part of your home security system. It is battery operated and should be replaced every year.

Smoke Detector

To change the battery in your smoke detector:

One important way to keep your home safe is to have functioning smoke detectors. These devices can save your life by giving you an early warning in the event of a fire. However, they can only do this if the batteries are good working order. That’s why it’s important to know how to change the batteries in your smoke detectors.

The process is quite simple. Start by locating the detector unit and removing it from the wall or ceiling. Next, twist off the old battery and insert a new one in its place. Finally, screw the unit back into place and test it to ensure it’s working properly.

By following these simple steps, you can ensure that your smoke detectors will be there for you when you need them most.

5. Key Fob

The SimpliSafe key fob is a small, handheld device that emits an RF signal to disarm your system. When you’re within range of your system, the key fob will disarm it automatically. If you have multiple SimpliSafe systems, you can use one key fob to disarm them all.

To replace the battery in your key fob, open the back cover by prying it open with a thin object like a paperclip. Remove the old battery and replace it with a CR2032 battery. Make sure the battery is properly aligned before closing the cover.

6. Keypad

The SimpliSafe keypad is the main component of your system. It’s how you arm and disarm your system, check the status of your sensors, and add or delete users.

If the battery in your SimpliSafe keypad needs to be replaced, follow these steps. First, remove the screws from the back of the keypad with a Phillips head screwdriver. Next, use a flathead screwdriver to pry open the keypad casing. Once the casing is open, you will see the battery compartment.

Inside, there will be a small tab that you need to press to release the battery. First, CAREFULLY remove the old battery and dispose of it properly. Then insert the new battery, ensuring that the positive and negative sides are facing the correct way. Finally, close up the keypad casing and screw it back into place.

7. Extra Siren

SimpliSafe’s extra siren is a great way to add an extra layer of security to your home. And if the battery ever dies, it’s easy to replace. Just unscrew the back panel and remove the old battery. Then, insert the new battery and screw the back panel back on. That’s it! You’re now ready to take on whatever life throws your way.

8. Panic Button

In the event of an emergency, every second counts. That’s why it’s important to have a SimpliSafe panic button within easy reach. If you ever find yourself in a dangerous situation, press the button to trigger the alarm and summon help.

But what happens if your panic button’s battery runs out? Luckily, it’s easy to replace the battery with your SimpliSafe panic button. First, unscrew the back panel and pop in a new CR2032 coin cell battery.

Then screw the back panel back on, and you’re good to go. So don’t wait until it’s too late – make sure your panic button is always ready to use.

9. Temperature/Freeze Sensor

The temperature/freeze sensor is a small, battery-powered sensor that you can use to monitor the temperature in your home. It’s also a great way to protect your belongings from damage caused by extreme temperatures.

Temperature/Freeze Sensor

The battery in your SimpliSafe temperature/freeze sensor is easy to replace. Just follow these simple steps:

1. Remove the old battery from the sensor.

2. Insert the new battery into the sensor.

3. Replace the cover on the sensor.

4. That’s it! Your new battery will now power your sensor for months to come.

If you have any questions about replacing your battery, please contact SimpliSafe customer service.

10. Water Sensor

In order to ensure that your SimpliSafe water sensor is working properly, it is important to check the battery and replace it as needed regularly. The battery is located inside the sensor and can be accessed by unscrewing the casing. Once the battery is exposed, remove the old one and insert a new AAA battery in its place.

Make sure to screw the casing back on tightly to protect the sensor from water damage. By following these simple steps, you can rest assured that your SimpliSafe water sensor will continue to provide reliable protection against flooding. Keep reading for more information about how to change battery in simplisafe glass break sensor.

You Can Check It Out to Open Windows with Latches


The SimpliSafe glass break sensor is a vital security component in the alarm system. If you’re interested in installing one, change its battery when it begins warning that it’s low on power. We recommend changing the batteries at least once every six months for best results. Thanks for reading our post about how to change battery in simplisafe glass break sensor.

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