---
product_id: 644878320
title: "First Alert Hard-Wired w/Battery Back-up Ionization Smoke Detector"
brand: "first alert"
price: "E£ 6619"
currency: EGP
in_stock: true
url: https://www.desertcart.com.eg/products/644878320-first-alert-hard-wired-w-battery-back-up-ionization-smoke
store_origin: EG
region: Egypt
---

# Hard-wired with battery backup Interconnects alarms for whole-home alert Quick Connect Plug for easy install First Alert Hard-Wired w/Battery Back-up Ionization Smoke Detector

**Brand:** first alert
**Price:** E£ 6619
**Availability:** ✅ In Stock

## Summary

> 🔥 Stay ahead of danger with smart, seamless safety ⚡

## Quick Answers

- **What is this?** First Alert Hard-Wired w/Battery Back-up Ionization Smoke Detector by first alert
- **How much does it cost?** E£ 6619 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.eg](https://www.desertcart.com.eg/products/644878320-first-alert-hard-wired-w-battery-back-up-ionization-smoke)

## 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

- • **Hassle-Free Setup:** Quick Connect Plug means no rewiring headaches—get protected faster and smarter.
- • **Visual Alarm Indicator:** Quickly identify which unit triggered the alert, saving precious seconds in emergencies.
- • **Precision Detection Tech:** Reduces false alarms from cooking, so you stay alert only when it counts.
- • **Uninterrupted Protection:** Battery backup keeps you covered even during power outages—no downtime, no worries.
- • **Whole-Home Early Warning:** Interconnect feature ensures every compatible alarm sounds simultaneously for maximum safety.

## Overview

The First Alert Hard-Wired Ionization Smoke Detector combines advanced Precision Detection technology with a reliable battery backup and interconnect capability, delivering early, whole-home fire alerts. Designed for easy installation with a Quick Connect Plug and featuring a visual alarm indicator, it ensures continuous, hassle-free protection that meets modern safety standards.

## Description

First Alert Hard-Wired w/Battery Back-up Ionization Smoke Detector

## Features

- First Alert's 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 alarms will sound
- Battery backup provides continuous protection during power outages
- Alarm indicator visually identifies the unit that initiated the alarm
- Quick Connect Plug included allows for easy installation with no need to rewire

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CV4QNTKG |
| Alarm | Audible |
| Best Sellers Rank | #772,443 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #637 in Smoke Detectors & Fire Alarms |
| Brand | First Alert |
| Built-In Media | First Alert Hard-Wired w/Battery Back-up Ionization Smoke Detector |
| Color | No Color |
| Customer Reviews | 3.4 3.4 out of 5 stars (6) |
| Global Trade Identification Number | 00029054022424 |
| Item Dimensions D x W x H | 1"D x 1"W x 1"H |
| Item Type Name | First Alert Hard-Wired w/Battery Back-up Ionization Smoke Detector |
| Manufacturer | First Alert |
| Manufacturer Warranty Description | 10 Years Limited |
| Mfr Part Number | 1046834 |
| Model Number | SMI100-AC |
| Number of Items | 1 |
| Power Source | Corded Electric |
| Sensor Type | Ionization |
| UPC | 029054022424 |
| Unit Count | 1 Count |

## Product Details

- **Alarm:** Audible
- **Brand:** First Alert
- **Color:** No Color
- **Global Trade Identification Number:** 00029054022424
- **Manufacturer:** First Alert
- **Number of Items:** 1
- **Power Source:** Corded Electric
- **Product Dimensions:** 1"D x 1"W x 1"H
- **Sensor Type:** Ionization
- **Unit Count:** 1 Count

## Images

![First Alert Hard-Wired w/Battery Back-up Ionization Smoke Detector - Image 1](https://m.media-amazon.com/images/I/61V5IjEyE0L.jpg)
![First Alert Hard-Wired w/Battery Back-up Ionization Smoke Detector - Image 2](https://m.media-amazon.com/images/I/413iPF+zgsL.jpg)
![First Alert Hard-Wired w/Battery Back-up Ionization Smoke Detector - Image 3](https://m.media-amazon.com/images/I/51i2NxRt2nL.jpg)
![First Alert Hard-Wired w/Battery Back-up Ionization Smoke Detector - Image 4](https://m.media-amazon.com/images/I/31XcT-RwzSL.jpg)
![First Alert Hard-Wired w/Battery Back-up Ionization Smoke Detector - Image 5](https://m.media-amazon.com/images/I/31JncoPZq2L.jpg)

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**Shop now:** [https://www.desertcart.com.eg/products/644878320-first-alert-hard-wired-w-battery-back-up-ionization-smoke](https://www.desertcart.com.eg/products/644878320-first-alert-hard-wired-w-battery-back-up-ionization-smoke)

---

*Product available on Desertcart Egypt*
*Store origin: EG*
*Last updated: 2026-10-01*