---
product_id: 498484245
title: "K5CO Carbon Monoxide Alarm, Ten Year Alarm Sensor Life, AA Battery Powered (Replaceable)"
brand: "kidde"
price: "1428263₫"
currency: VND
in_stock: true
reviews_count: 8
category: "Kidde"
url: https://www.desertcart.vn/products/498484245-k5co-carbon-monoxide-alarm-ten-year-alarm-sensor-life-aa
store_origin: VN
region: Vietnam
---

# Compact 73x127x39mm size 85dB loud alarm at 50ppm CO 10-year sensor life K5CO Carbon Monoxide Alarm, Ten Year Alarm Sensor Life, AA Battery Powered (Replaceable)

**Brand:** kidde
**Price:** 1428263₫
**Availability:** ✅ In Stock

## Summary

> 🚨 Stay ahead of danger with Kidde K5CO – your silent guardian against carbon monoxide!

## Quick Answers

- **What is this?** K5CO Carbon Monoxide Alarm, Ten Year Alarm Sensor Life, AA Battery Powered (Replaceable) by kidde
- **How much does it cost?** 1428263₫ with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/498484245-k5co-carbon-monoxide-alarm-ten-year-alarm-sensor-life-aa)

## Best For

- kidde enthusiasts

## Why This Product

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

## Key Features

- • **Certified & Trusted:** UKCA & CE marked, kitemarked to BS EN 50291-1:2018 for guaranteed domestic safety compliance.
- • **Compact & Sleek Design:** Fits discreetly in any room with its modern, space-saving dimensions.
- • **Battery-Powered Freedom:** Runs on 2 replaceable AA batteries for easy maintenance and uninterrupted protection.
- • **Decade-Long Peace of Mind:** Reliable 10-year sensor life means you stay protected without the hassle of frequent replacements.
- • **Loud & Clear Safety Alert:** An 85dB alarm instantly notifies you of dangerous CO levels, ensuring your home’s safety is never compromised.

## Overview

The Kidde K5CO Carbon Monoxide Alarm offers a decade of reliable CO detection with a powerful 85dB alarm triggered at 50ppm. Powered by replaceable AA batteries and certified to UK safety standards, its compact design and 7-year warranty make it an essential, hassle-free safety upgrade for every modern home.

## Description

Shop Kidde K5CO Carbon Monoxide Alarm, Ten Year Alarm Sensor Life, AA Battery Powered (Replaceable). Free delivery on eligible orders of £20 or more.

Review: It could save your life - It works as it should and the battery life seems to be good. I've had this for a good while now and I'm still alive. Happy days
Review: Value for money - Excellent product

## Features

- Continuously monitors for carbon monoxide and emits an 85db alarm from 50ppm of CO in the air
- Battery: 2 x AA batteries included
- Warranty: 7 Year Warranty
- Dimensions (HxWxD): 73 x 127 x 39mm
- UKCA & CE Marked - Kitemarked to BS EN 50291-1: 2018 (for domestic use)

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0B39LKYQ8 |
| Alarm | Visual |
| Best Sellers Rank | 32,689 in DIY & Tools ( See Top 100 in DIY & Tools ) 60 in Carbon Monoxide Detectors |
| Brand | Kidde |
| Country of Origin | China |
| Customer Reviews | 4.7 4.7 out of 5 stars (1,035) |
| Included Components | 2 x AA replaceable batteries, Fixing screw set, Kidde 5CO carbon monoxide alarm, Product manual |
| Item Type Name | Carbon monoxide detector |
| Manufacturer | Kidde |
| Manufacturer Warranty Description | Seven year manufacturer's warranty. |
| Model Number | K5CO |
| Power source | Battery Powered |
| Product Style | Single Unit |
| Sensor Type | Carbon Monoxide Sensor |
| UPC | 047871313129 |
| Unit Count | 1.0 count |

## Product Details

- **Alarm:** Visual
- **Brand:** Kidde
- **Manufacturer:** Kidde
- **Power source:** Battery Powered
- **Sensor type:** Carbon Monoxide Sensor
- **Style:** Single Unit
- **UPC:** 047871313129

## Images

![K5CO Carbon Monoxide Alarm, Ten Year Alarm Sensor Life, AA Battery Powered (Replaceable) - Image 1](https://m.media-amazon.com/images/I/61Js2k2BLOL.jpg)

## Available Options

This product comes in different **Style** options.

## Questions & Answers

**Q: How do you reset alarm after replacing batteries ng batteries**
A: Press the test button and the alarm will perform a test and reset at the same time.

## Customer Reviews

### ⭐⭐⭐⭐⭐ It could save your life
*by M***T on 22 October 2025*

It works as it should and the battery life seems to be good. I've had this for a good while now and I'm still alive. Happy days

### ⭐⭐⭐⭐⭐ Value for money
*by D***E on 9 December 2025*

Excellent product

### ⭐⭐⭐⭐ It does the job
*by O***L on 2 August 2024*

As expected no issues, it works.

## Frequently Bought Together

- Kidde K5CO Carbon Monoxide Alarm, Ten Year Alarm Sensor Life, AA Battery Powered (Replaceable)
- Duracell Plus AA Batteries (12 Pack) - Alkaline 1.5V - Up To 100% Extra Life - Reliability For Everyday Devices - 0% Plastic Packaging - 10 Year Storage - LR6 MN1500

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**Shop now:** [https://www.desertcart.vn/products/498484245-k5co-carbon-monoxide-alarm-ten-year-alarm-sensor-life-aa](https://www.desertcart.vn/products/498484245-k5co-carbon-monoxide-alarm-ten-year-alarm-sensor-life-aa)

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*Product available on Desertcart Vietnam*
*Store origin: VN*
*Last updated: 2026-06-03*