Nest Protect

At A Glance

Nest Protect

Know more, worry less.

Get alerts on your phone.

Nest Protect sends a message when there's a problem or the batteries run low.

Every second counts.

The Split-Spectrum Sensor looks for both fast and slow-burning fires.

Hush from the Nest app.

Just burned the popcorn? Silence the flase alarm with your phone, not your dish towel.

Tells you what and where.

Nest Protect speaks up if there's smoke or CO and tells you where it is, so you know what to do.

Expect more from your smoke alarm.

Tech Specs

Power

Battery

Six long-life AA Energizer® Ultimate Lithium batteries

Wired

120V Connector

Six long-life AA Energizer® Ultimate Lithium batteries

Features

  • Voice Alarm with custom location
  • Phone Alerts including:
    • Low Battery
    • Smoke
    • Carbon Monoxide
    • Sensor Failure
  • Split Spectrum Sensor
  • Nest App
  • App Silence
  • Detects Carbon Monoxide
  • Heads-Up Alert
  • 10-year product lifeime
  • Sound Check
  • Nightly promise
  • Self Test
  • Pathlight
  • Steam Check
  • Wireless Interconnect
  • Safety History
  • What To Do
  • Home Report
  • Emergency Shutoff with Nest Learning Thermostat
  • Emergency clip record with Nest Cam

Languages

Pre-installed languages by country:

United States: English, Spanish
Canada: English, French (Québécois)
United Kingdom: English (British)
France, Belgium and Netherlands: French and Dutch

Note: After setup, you can change the language Nest Protect speaks to any of the above languages.

Sensors

Split-Spectrum Sensor, 450nm and 880nm wavelength
10 year electrochemical carbon monoxide sensor
Heat sensor, ± 1.8ºF (± 1ºC)
Humidity sensor, ± 3%RH
Occupancy sensor, 120º field of view to 20 feet
Ambient light sensor, 1-100k Lux Dynamic Range
Omnidirectional microphone, 70dBA SNR

Speaker, Horn, & Light Ring

2 Watt Speaker
Horn: 85dB SPL at 10 feet (3m)
RGB Colour Ring with 6 LEDs

Size & Weight

Height: 5.3 inches (13.5 cm)
Width: 5.3 inches (13.5 cm)
Depth: 1.5 inches (3.85 cm)
Mass: 13.9 ounces (379 g)

Height: 5.3 inches (13.5 cm)
Width: 5.3 inches (13.5 cm)
Depth: 1.5 inches (3.85 cm)
Mass: 13.2 ounces (375 g)

Connectivity Requirements

Wi-Fi Connection
Phone or Tablet with iOS 8 or later, or Android 4 or later
Free Nest Account

Wireless

Working Wi-Fi connection: 802.11b/g/n @ 2.4GHz
Wireless Interconnect: 802.15.4b/g/n @ 2.4GHz
Bluetooth Low Energy (BLE)

Certification

Nest Product has been tested to comply with safety standards in Canada set out by:
Canadian Standards Association - CSA 6.19-01 - “Residential carbon monoxide alarming devices”
Canadian Underwriter's Laboratories Inc. - CAN-ULC-S531-02 “Standard for Smoke Alarms”

Nest Protect has been tested to comply with safety standards in the United States set out by:
UL
California State Fire Marshal

Nest Protect complies with all of the following smoke and carbon monoxide alarm standards:
UL 2034 - “Single and Multi Station Carbon Monoxide Alarms”
UL 217 - “Single and Multi Station Smoke Alarms”
NFPA-72 - “National Fire Alarm and Signaling Code”

Operating Temperature

The alarm should not be installed in locations where the normal ambient temperature is below 40ºF (4ºC) or exceeds 100ºF (38ºC).
Humidity range: 20%RH to 80%RH (non condensing).

In The Box

Nest Protect (Battery)
  • Nest Protect (Battery)
  • Six long-life batteries (Energizer® Ultimate Lithium "L91" AA)
  • Backplate
  • Four screws
  • User's Guide
  • Welcome Guide
  • 2-year limited hardware warranty
Nest Protect (Wired)
  • Nest Protect (Wired 120V)
  • Three long-life batteries (Energizer® Ultimate Lithium "L91" AA)
  • 120V AC Connector
  • Backplate
  • Four screws
  • User's Guide
  • Welcome Guide
  • 2-year limited hardware warranty