---
product_id: 469037936
title: "Carbon Monoxide Alarm Detector EN 50291 Certified, CO Alarm Detector, Battery Powered, 10 Year Sensor, 722ES (723)"
brand: "heiman"
price: "$68.38"
currency: USD
in_stock: true
url: https://www.desertcart.us/products/469037936-carbon-monoxide-alarm-detector-en-50291-certified-co-alarm-detector
store_origin: US
region: United States of America
---

# 3-color LED status indicators 85dB alarm volume 10-year sensor lifespan Carbon Monoxide Alarm Detector EN 50291 Certified, CO Alarm Detector, Battery Powered, 10 Year Sensor, 722ES (723)

**Brand:** heiman
**Price:** $68.38
**Availability:** ✅ In Stock

## Summary

> 🚨 Stay ahead of danger with HEIMAN’s 10-year CO guardian!

## Quick Answers

- **What is this?** Carbon Monoxide Alarm Detector EN 50291 Certified, CO Alarm Detector, Battery Powered, 10 Year Sensor, 722ES (723) by heiman
- **How much does it cost?** $68.38 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/469037936-carbon-monoxide-alarm-detector-en-50291-certified-co-alarm-detector)

## Best For

- heiman enthusiasts

## Why This Product

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

## Key Features

- • **Smart LED Status:** Intuitive green, yellow, and red LEDs keep you instantly informed of power, errors, and alarms.
- • **Loud & Clear Alerts:** 85dB alarm ensures you never miss a critical CO warning, protecting your home and loved ones.
- • **Decade-Long Reliability:** Built-in 10-year sensor means worry-free protection without frequent replacements.
- • **Effortless Installation:** Wall or table mount with included hardware makes setup quick and hassle-free.
- • **Certified Safety Assurance:** EN 50291 certification guarantees professional-grade detection you can trust.

## Overview

The HEIMAN Carbon Monoxide Alarm Detector 722ES delivers professional-grade safety with an 85dB alarm, 10-year sensor lifespan, and clear LED indicators. Certified to EN 50291 standards, it offers reliable, easy-to-install protection against deadly CO poisoning for your home or office.

## Description

Why do you choose detectors from HEIMAN?  - Professional in the security sector Founded in 2005, HEIMAN Technology has more than 10 years of security experience and is a leader in the field of detectors. Our detectors are more advanced and professional and offer you safer protection.  - Reliable protection If carbon monoxide levels are too high, the carbon monoxide alarm will sound an alarm at 85dB. In addition, the integrated red LED lamp flashes noticeably in quick succession.  Carbon monoxide concentration and response time: 30 ppm: 120 minutes 50 ppm: 60~90 minutes 100 ppm: 10~40 minutes 300 ppm: 3 minutes  TIPs in usages: - How to know it’s working normally: The green power indicator flashes every 30s.  - How to know it’s broken: The yellow indicator is always on, the LCD shows “Err” and the machine beeps “didi” every 10s.  - How to know it’s time to change batteries: The yellow indicator flashes and the LCD shows “000” and the machine beeps “di” every 10s.  Technical specifications: - Power: DC 2x1.5V Alkaline AA LR6 (included) - Sound level: ≥85dB at 1m - Operating temperature: 0 ℃ ~ 40 ℃ - Mounting method: Wall or Table - Certification: EN50291, UL2034, GB15322.5  Package: - 1 × HEIMAN carbon monoxide alarm - 1 × Mounting bracket - 2 × AA battery - 2 × Screws - 2 × Anchor plug - 1 × Manual  Attention: - Please install the sirens at 0.3~1m below the ceiling because the concentration of carbon monoxide is smaller than that of air. - This is a carbon monoxide detector, it can not detect flammable gas (such as LPG, natural gas, methane, etc.)

## Features

- Features: alarm signal volume: approx. 85 dB
- Warning of carbon monoxide poisoning due to incomplete combustion (fireplace/gas boiler)
- 3 x status LED (green = power, yellow = error, red = alarm)
- LED light with self-test function, test button for the test function of the CO warning detector, error warning in case of improper function, warning signal in case of low battery.
- Carbon monoxide CO detector with display and LED status indicator, certified and tested according to EN 50291..Box contents: 1 x CO detector, 2 x 1.5 V DC batteries type AA, 2 x dowels, 2 x screws, 1 x instructions (English language not guaranteed).Operating or storage temperature: -10 to +40 C.Permissible humidity range: 20% - 95%.Easy installation (can be attached to the wall or on a flat surface)

## Product Details

- **Brand:** HEIMAN
- **Style:** Sensor
- **Power source:** Battery Powered
- **Colour:** 723
- **Product dimensions:** 12.5D x 7.5W x 2.8H centimeters

## Images

![Carbon Monoxide Alarm Detector EN 50291 Certified, CO Alarm Detector, Battery Powered, 10 Year Sensor, 722ES (723) - Image 1](https://m.media-amazon.com/images/I/51WpCslvvgL.jpg)

## Available Options

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

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-07-10*