Nest Protect reliably detects and alerts you to the presence of smoke or carbon monoxide in your home. The alarm speaks to you in a calm, clear, human voice, telling you the location of the danger. It also provides smartphone alerts and battery status updates to help protect your home. This hardwired version is suitable for homes with existing hardwired smoke or CO detectors.

Google Nest Protect 2° Generación

Con cable

Get alerts on your phone
Nest Protect automatically sends alerts to your phone in case you aren’t home.

Split-Spectrum sensor
Detects both fast and slow burning fires.

When you walk underneath Nest Protect at night, it will light your way

Detects steam vs. smoke
It looks for steam to cut down on false alarms from a nice, long shower.

10 Year Lifespan
Keeps you safe and sound for up to 10 years

Detalles técnicos
Más información
SKU de Conn'sS3003LWES
Línea de productoNest
Serie de productoNest Protect
PotenciaHard-wired w/ backup battery
Conectividad inalámbrica802.11b/g/n (2.4GHz) Wi-Fi
802.15.4 (2.4GHz)
Bluetooth Low Energy
Información adicionalRGB color ring with 6 LEDs
Horn: 85 dB SPL @ 10 ft (3 m)
Speaker loudness: 80 dB @ 3 ft (1 m) @ 1kHz
Ambient light
Occupancy (120° field of view up to 20 feet) sensor
10 year electrochemical carbon monoxide sensor
Humidity & Temperature Sensor
Split‑Spectrum smoke sensor
Contenido del paqueteNest Protect: 2nd Gen Smoke + CO Alarm
Four screws
User’s guide
Welcome guide
Three long-life backup AA batteries (Wired model)
120V AC connector (Wired model)
Three wire nuts (Wired model)
Requisitos del sistemaPhone or tablet with iOS 8 or later, or Android 4 or later
Free Nest account.
TemperaturaThe alarm should not be installed in locations where the normal ambient temperature is below 40ºF (4 ºC) or exceeds 100ºF (38 ºC).
HumedadHumidity range: 20%RH to 80%RH (non condensing).
Peso del producto2
Medidas de envío5.3" x 1.6" x 5.3"
Length: 5.3 in (13.4 cm)
Width: 1.6 in (3.95 cm)
Height: 5.3 in (13.4 cm)
Garantía de piezas del fabricante/Mano de obraTwo-year limited warranty. For help, visit
Protect your loved ones and your home
Detects levels of smoke and carbon monoxide within the home and tests itself automatically.

Receive clear direction in an emergency
Alarm speaks to you with a human voice and tells you the location and levels of smoke or carbon monoxide when they are present.

Send alerts to your smartphone
Provides battery and sensor status notifications so you're always informed, and safety history so you can see what happened over the last 10 days. You can even silence the alarm from your smartphone.

Hardwired connection provides dependable power
Wired directly to your electrical system, with backup battery to ensure operation during a power outage.

Get an early warning signal
If a cooking mishap leads to a small amount of smoke, Nest Protect will let you know without setting off the full alarm.

Stay on top of any situation
Synchronized sensors ensure that when 1 alarm senses danger, every alarm in the house will make you aware of the situation.
If carbon monoxide is present, Nest Protect links with your Nest Thermostat (sold separately) to automatically turn off your gas furnace.

Light your path at night
Pathlight illuminates your way in the dark. Adjust its brightness, leave it on as a nightlight or turn it off from the Nest Protect app.
Haz clic aquí para ver detalles de la garantía.
Two-year limited warranty. For help, visit

From Manufacturer

Google Nest Protect 2nd Generation
Google Nest Protect 2° Generación, con cable
SKU #: S3003LWES