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Z-Wave Smoke/Fire and Carbon Monoxide Alarm, White - ZCOMBO-G

First Alert Z-Wave Smoke/Fire and Carbon Monoxide Alarm, White - ZCOMBO-G

The First Alert ZCOMBO-G is a z-wave protocol smoke and carbon monoxide combination alarm.



  • Standard size; likely to easily install with existing sensor's holes and screws.
  • Integrates well with Home Assistant, Ring, SmartThings, and other Z-Wave hub systems.
  • Responsive customer service and warranty support.
  • Supports ZWave Plus for improved battery life versus non-plus sensors. Provides battery level information via compatible, certified Z-Wave gateways.
  • Clear and loud alarms for smoke and carbon monoxide.
  • Provides remote alerts and notifications.
  • Interconnects with other detectors in some cases; see FirstAlert's specification documentation for more information.
  • Integration with professional monitoring services (hub dependent).


  • Should be replaced somewhere between 7 and 10 years.
  • Battery life may vary with non-standard Z-Wave gateways.
  • May not be fully integrated with certain voice assistants, such as Alexa, depending on the features of your Z-Wave hub.

Shipping & Returns

Free US continental shipping for orders over $150; $5 for orders $99 or less. In most cases, any order received prior to 12:00 EST ships the same business day. Orders placed on a weekend or holiday will ship on the next business day. Shipping charges calculated at checkout.

No drop shipping - all stock warehoused in the USA so you won't be charged any import duties for shipments within the USA.

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  • fast delivery

    Free, Fast Shipping

    Free shipping in the USA for orders over $150. Or $5 for orders $99 and under.

  • 1 Year Warranty

    All new items, including open box, covered by 1 year warranty.

  • returns

    Hassle-Free Returns

    Returns within policy accepted up to 30 days after purchase.