---
product_id: 7207475
title: "First Alert SC9120B Hardwire Combination Smoke/Carbon Monoxide Alarm with Battery Backup (6 Pack)"
brand: "brk"
price: "€ 363.56"
currency: EUR
in_stock: false
category: "Home Improvement"
url: https://www.desertcart.nl/products/7207475-first-alert-sc9120b-hardwire-combination-smoke-carbon-monoxide-alarm-battery
store_origin: NL
region: Netherlands
---

# First Alert SC9120B Hardwire Combination Smoke/Carbon Monoxide Alarm with Battery Backup (6 Pack)

**Brand:** brk
**Price:** € 363.56
**Availability:** ❌ Out of Stock

## Quick Answers

- **What is this?** First Alert SC9120B Hardwire Combination Smoke/Carbon Monoxide Alarm with Battery Backup (6 Pack) by brk
- **How much does it cost?** € 363.56 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.nl](https://www.desertcart.nl/products/7207475-first-alert-sc9120b-hardwire-combination-smoke-carbon-monoxide-alarm-battery)

## Best For

- brk enthusiasts

## Why This Product

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

## Description

120V AC/DC Smoke/CO Combo Alarm, Hardwired Ionization/CO, Qty-6

## Features

- 120V AC with 9V battery backup
- Side load battery drawer
- Tamper resistant locking pins
- Universal mounting bracket
- Test/silence button - Latching alarm indication
- ›See more product details

## Images

![First Alert SC9120B Hardwire Combination Smoke/Carbon Monoxide Alarm with Battery Backup (6 Pack) - Image 1](https://m.media-amazon.com/images/I/41OrDmD736L.jpg)
![First Alert SC9120B Hardwire Combination Smoke/Carbon Monoxide Alarm with Battery Backup (6 Pack) - Image 2](https://m.media-amazon.com/images/I/51qp9B0KOPL.jpg)
![First Alert SC9120B Hardwire Combination Smoke/Carbon Monoxide Alarm with Battery Backup (6 Pack) - Image 3](https://m.media-amazon.com/images/I/41MUAmuQhSL.jpg)
![First Alert SC9120B Hardwire Combination Smoke/Carbon Monoxide Alarm with Battery Backup (6 Pack) - Image 4](https://m.media-amazon.com/images/I/51b6CwAQl3L.jpg)

---

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**Shop now:** [https://www.desertcart.nl/products/7207475-first-alert-sc9120b-hardwire-combination-smoke-carbon-monoxide-alarm-battery](https://www.desertcart.nl/products/7207475-first-alert-sc9120b-hardwire-combination-smoke-carbon-monoxide-alarm-battery)

---

*Product available on Desertcart Netherlands*
*Store origin: NL*
*Last updated: 2026-03-17*