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Portable Carbon Monoxide Detector - China

price: contact company for price

Portable Carbon Monoxide Detector with Digital LCD Display, VC22R

Portable Carbon Monoxide Alarm with LCD Display & Electrochemical Sensor | EN 50291 Ready | VC22R

The VC22R Portable Carbon Monoxide Alarm is designed for accurate CO gas detection in residential and commercial environments, featuring a 10-year electrochemical CO sensor and a real-time digital LCD display.

With precise detection thresholds and reliable response times, this standalone CO alarm provides early warning of carbon monoxide hazards, helping to prevent poisoning risks in enclosed spaces.

As an OEM manufacturer, we offer custom carbon monoxide alarm solutions with flexible branding, packaging, and compliance support for global markets.

Certification & Compliance

Designed in accordance with EN 50291 standard (CO alarm for residential use)

CE & UKCA compliance available

RoHS compliant (environmental requirements)

Declaration of Conformity available upon request

Suitable for European and international markets requiring CO safety compliance.

Detection Technology

The VC22R uses a high-precision electrochemical CO sensor, which offers:

High selectivity for carbon monoxide

Accurate ppm-level measurement

Long-term stability with minimal drift

Fast and reliable response to CO concentration changes

This technology is widely used in safety-critical gas detection applications, ensuring dependable performance.

LCD Display Function

The integrated digital LCD screen provides:

Real-time CO concentration display (ppm)

Clear visual indication of gas levels

Easy monitoring for users and maintenance personnel

This feature enhances user awareness and system transparency, especially in environments requiring continuous monitoring.

Key Features

Electrochemical CO sensor with 10-year lifespan

Real-time LCD display for CO concentration

Accurate multi-level response to CO exposure

Loud audible alarm (>85dB) for immediate warning

Replaceable lithium battery for extended usability

Low battery warning and self-check functionality

Stable performance with low false alarm rate

Typical Applications

The VC22R is suitable for a wide range of CO detection scenarios:

Residential homes and apartments

Hotels and hospitality environments

Offices and commercial buildings

Boiler rooms and gas appliance areas

Garages and enclosed parking areas

Rental properties and property management systems

It is particularly suitable for environments where fuel combustion or gas appliances are present.


Company Contact:


  • Phone: 13342688757

  • Address: Room 301, Building 3, No. 5, Dongkeng section, Xingguo Road, Dongkeng town, Dongguan City, Guangdong, dongguan , guangdong , China

  • Email: Email


Published date: May 20, 2026

  • Business Description: Explore high-quality temperature sensors (NTC, PT100, PTC, Thermocouple) and smoke alarms (smoke, heat, CO, fire detectors) for residential and industrial safety.

    Our Products:

    - Electric Motor Temperature Detection Eg N018

    - Wireless Interlinked Photoelectric Fire Alarm

    - Portable Carbon Monoxide Detector

    - Temperature Detection Inside The Pellet Stove

    - Food Temperature Detection Eg P002

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