To meet certification standards, a 2nd gen Nest Protect must be replaced after 10 years from the date of manufacture. When you've determined that your device needs to be replaced, you'll need to select a replacement device, uninstall your Nest Protect and set up your replacement device.
Learn more about when to replace your Nest Protect.
Select a replacement device
We partnered with First Alert, a trusted brand in fire safety, to offer the First Alert Smart Smoke & Carbon Monoxide Alarm as a compatible replacement for your 2nd gen Nest Protect when used with the Google Home app. For more information about this device, refer to First Alert's website.
Check your eligibility for a refund
Important: If all your Nest Protect devices are reaching their replacement date, they may not be eligible for refunds.
You might be eligible for a refund if a replacement device that’s compatible with Nest Protect isn’t available in your region. Only one refund per household can be applied for eligible devices.
Complete the form below to check whether you may be eligible for a prorated refund for your remaining Nest Protect devices. Once submitted, our teams will review your request and reach out to you in 5 to 7 business days. If our teams confirm your eligibility, you will have the option to receive your prorated refund credit in the form of Google Store credits or a third-party bank transfer.
Uninstall your Nest Protect
Wired Nest Protect
- Turn Protect counterclockwise to disconnect it from its backplate.
- Unplug the 120 V connector from the back of Protect.
- Unscrew the backplate.
Learn to:
Battery-powered Nest Protect
- Turn Nest Protect anticlockwise to disconnect it from its back plate.
- Unscrew the back plate.
Learn to:
Set up your replacement device
After you uninstall your Protect, follow your new smoke or CO alarm's manual to install it. Learn more on how to set up your First Alert Smart Smoke and Carbon Monoxide Alarm.