---
product_id: 602000076
title: "First Alert Combination Smoke & Carbon Monoxide Alarm, Interconnect Hardwire Detector with Battery Backup, SMICO100-AC, 1-Pack"
brand: "first alert"
price: "€ 107.37"
currency: EUR
in_stock: true
category: "First Alert"
url: https://www.desertcart.gr/products/602000076-first-alert-combination-smoke-and-carbon-monoxide-alarm-interconnect-hardwire
store_origin: GR
region: Greece
---

# Battery backup power Interconnects all alarms Precision Detection tech First Alert Combination Smoke & Carbon Monoxide Alarm, Interconnect Hardwire Detector with Battery Backup, SMICO100-AC, 1-Pack

**Brand:** first alert
**Price:** € 107.37
**Availability:** ✅ In Stock

## Summary

> 🚨 Stay ahead of danger with smart, connected safety.

## Quick Answers

- **What is this?** First Alert Combination Smoke & Carbon Monoxide Alarm, Interconnect Hardwire Detector with Battery Backup, SMICO100-AC, 1-Pack by first alert
- **How much does it cost?** € 107.37 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/602000076-first-alert-combination-smoke-and-carbon-monoxide-alarm-interconnect-hardwire)

## Best For

- first alert enthusiasts

## Why This Product

- Trusted first alert brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **User-Friendly Testing:** Test/silence button ensures your alarm is always ready without hassle.
- • **Effortless Installation:** Quick Connect Plug means no rewiring headaches—set up in minutes.
- • **Reliable Battery Backup:** Continuous protection even during power outages keeps your home safe 24/7.
- • **Seamless Interconnectivity:** When one alarm sounds, all compatible alarms alert you instantly.
- • **Precision Detection Technology:** Advanced sensors reduce false alarms and catch real threats early.

## Overview

The First Alert SMICO100-AC is a cutting-edge combination smoke and carbon monoxide alarm featuring Precision Detection technology to minimize false alarms and provide early warnings. Its interconnect hardwire design with battery backup ensures your entire home stays protected even during power outages. Easy to install with a Quick Connect Plug and equipped with a test/silence button, this alarm delivers reliable, professional-grade safety for modern homes.

## Description

The SMICO100-AC Interconnect Hardwire 2-in-1 Smoke & CO Alarm with Battery Backup utilizes First Alert's Precision Detection technology and meets new industry standards. Easily install and interconnect multiple alarms together to create an alarm system throughout your home.

## Features

- First Alerts Precision Detection advanced sensing technology complies with new industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency
- Through early warning interconnect, when one alarm sounds, all compatible
- Quick Connect Plug allows for easy installation with no need to rewire
- Battery backup provides continuous protection during power outages
- Test/silence button for efficient testing to ensure alarm is working properly

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CLVRSC1Q |
| Alarm | Smoke, CO |
| Best Sellers Rank | #208 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #1 in Smoke & Carbon Monoxide Alarms |
| Brand | First Alert |
| Built-In Media | Easy Adapter Plug, 9V Battery |
| Color | White |
| Customer Reviews | 4.4 4.4 out of 5 stars (1,457) |
| Item Dimensions D x W x H | 5.5"D x 2"W x 5.5"H |
| Item Type Name | Combination Alarm |
| Item Weight | 0.56 Pounds |
| Manufacturer | Resideo |
| Mfr Part Number | SMICO100-AC |
| Model Number | SMICO100-AC |
| Number of Items | 1 |
| Operating Humidity | 10-95% RH |
| Power Source | Corded Electric |
| Product Style | Precision Detection |
| Sensor Type | Ionization |
| UPC | 029054022752 |
| Unit Count | 1.0 Count |

## Product Details

- **Alarm:** Smoke, CO
- **Brand:** First Alert
- **Color:** White
- **Item Weight:** 0.56 Pounds
- **Operating Humidity:** 10-95% RH
- **Power Source:** Corded Electric
- **Product Dimensions:** 5.5"D x 2"W x 5.5"H
- **Sensor Type:** Ionization
- **Style:** Precision Detection
- **Unit Count:** 1.0 Count

## Images

![First Alert Combination Smoke & Carbon Monoxide Alarm, Interconnect Hardwire Detector with Battery Backup, SMICO100-AC, 1-Pack - Image 1](https://m.media-amazon.com/images/I/81fINKkMRSL.jpg)

## Available Options

This product comes in different **Pattern, Size, Style** options.

## Frequently Bought Together

- First Alert SMICO100-AC Interconnect Hardwire Combination Smoke & Carbon Monoxide Alarm with Battery Backup, 1-Pack
- First Alert SMI100-AC, 9120B Replacement Hardwire Interconnect Smoke Alarm with Battery Backup, 1-Pack
- First Alert BRK 9120Bff-6 Hardwired Smoke Detector with Battery Backup, 6-Pack

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**Shop now:** [https://www.desertcart.gr/products/602000076-first-alert-combination-smoke-and-carbon-monoxide-alarm-interconnect-hardwire](https://www.desertcart.gr/products/602000076-first-alert-combination-smoke-and-carbon-monoxide-alarm-interconnect-hardwire)

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*Product available on Desertcart Greece*
*Store origin: GR*
*Last updated: 2026-06-24*