What is the working principle of this detector?

It uses an electrochemical working principle to effectively detect dangerous carbon monoxide fumes.

Home Security Battery-Powered Co Alarm/Detector with En50291 Approved

Name: Home Security Battery-Powered Co Alarm/Detector with En50291 Approved
Brand: HANWEI ELECTRONICS GROUP CORPORATION
SKU: 735133742

Henan, ChinaHANWEI ELECTRONICS GROUP CORPORATION

US$8.50

500 Pieces

Product profile

Customization

Available

Type

Carbon Monoxide Alarm

Signal Transmission

Wired Alarm

Model NO.

Venus

Working Mode

Natural Diffusion

Certification

ISO, En-50291

Application

Indoor

Working Principle

Electrochemical

Transmission Mode

Cable

Alarm Volume (within 1m)

≥90dB

Detecting Gas

Carbon Monoxide(Co)

Sound Level

≥90dB (1m)

Alarming Method

Visual&Audible

Working Voltage

DC9V

Working Temp

-10℃-50℃

Weight

About 240g

Transport Package

Neutral Box

Origin

China Mainland

Production Capacity

50000pieces/Year

Key features

EN50291 Certified Safety: Approved by EN50291 standard for reliable carbon monoxide detection in indoor environments.

High Sensitivity Sensor: Adopts high-quality electrochemical gas sensor for accurate and prompt CO detection.

Versatile Installation: Supports tabletop, ceiling hung, and wall mounted installation methods for flexible placement.

Clear Audio-Visual Alert: Provides audible alarm over 90dB and visual alerts to ensure users are informed promptly.

User-Friendly LCD Display: Features an LCD display and MCU control for easy operation and peak value memory.

Professional Manufacturer: Backed by 20 years of experience in gas detection with seasoned engineers and 235 R&D staff.

Company profile

HANWEI ELECTRONICS GROUP CORPORATION

Henan, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service AvailableExport Year: 2008-02-05 CertifiedNearest Port: Shanghai PortAverage Response Time: ≤0.01h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryHANWEI ELECTRONICS GROUP CORPORATION is a China-based public company headquartered in Zhengzhou, Henan, established in 1998, with 657 employees. It specializes in gas sensors, gas detectors, alarms, meters, and related products, and supplies CO2 and NH3 gas-analysis equipment. The supplier reports ISO9001:2015 and ISO14001:2015 certifications, six production lines, 235 years of combined R&D-engineer experience, and gas-detector output of 50,000 pieces. It serves domestic and international markets and states that OEM and ODM orders are welcome. Evidence supports established manufacturing, product specialization, certification, and customization potential. However, the provided information does not sufficiently establish after-sales performance, financial credibility, or documented customer cases. Export-sales share is stated as 1%–10%, while trade evidence includes one transaction associated with a buyer in Uzbekistan.

Supplier typeThe supplier is identified as a public company from China, established in 1998, with 657 employees and a product portfolio centered on industrial and domestic gas detection, gas alarms, sensors, meters, and breathalyzers. Its stated specialization in gas-sensor and gas-detector R&D and mass production supports classification as a specialized manufacturer rather than a general trading company.

CertificationsThe supplier explicitly reports ISO9001:2015 and ISO14001:2015 management-system certificates. It also states that some products are for CE and TUV approval, but the slices do not confirm that all relevant products hold those approvals.

R&D capabilityInnovation capability is supported by the supplier's stated focus on developing and manufacturing its own gas sensors, its gas-detection R&D specialization, and 235 years of total R&D-engineer experience. Its product range includes portable, fixed, smart, combustible-gas, carbon-monoxide, and system-level detection products.

Production capacityThe supplier reports 657 employees, six production lines, and annual gas-detector productivity of 50,000 pieces. It also states a one-month off-peak lead time and peak-season fulfillment within 15 working days, providing explicit evidence of organized production capacity and stated delivery capability.

Customization capabilityThe supplier explicitly welcomes OEM and ODM orders and states that it can provide technical service and design projects to meet local customer requirements. This directly supports customization capability, although the slices do not specify minimum order quantities, engineering workflow, or customization limits.