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High Quality Electrochemical Sensor Carbon Monoxide Alarm for Home/Hotel
US$6.80
3,000-4,999 Pieces
US$6.50
5,000-9,999 Pieces
US$6.20
10,000+ Pieces
Product profile
Customization
AvailableType
Carbon Monoxide AlarmSignal Transmission
Wired AlarmModel NO.
GTWorking Mode
Natural DiffusionCertification
ISOApplication
IndoorWorking Principle
ElectrochemicalTransmission Mode
CableAlarm Volume (within 1m)
≥70dBModel No
GtDetecting Gas
Carbon MonoxideWorking Voltage
AC220V / AC110VAlarm Method
Visual and AudibleResponse Time
≤30sConsumption
≤ 3WDimension
125mmx84mmx45mmTransport Package
CartonOrigin
China MainlandProduction Capacity
50000pieces/YearKey features
High Sensitivity Sensor: Uses high quality electrochemical sensor components for accurate CO detection.
Loud Audible Alarm: Produces a clear 70dB alarm sound within 1m to ensure immediate awareness.
Relay Output Option: Optional relay/gas valve shut off output for easy connection with facilities.
Multi-Certification: Complies with CE, EN, BSI, UL, ISO, and RoHS standards for safety.
Professional Manufacturer: Backed by 20 years of experience and 235 R&D engineers in gas detection.
Compact Design: Dimensions of 125mmx84mmx45mm make it suitable for home and hotel use.
Company profile

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.
Product Q&A
Q:What certifications does this CO alarm have?
A:
The product holds CE, EN, BSI, UL, ISO, and RoHS certifications.
Q:Can I connect this alarm to a gas valve?
A:
Yes, an optional relay/gas valve shut off output allows easy connection with valves or ventilating facilities.
Q:Is sample ordering available?
A:
Yes, sample orders are welcomed for testing purposes before bulk purchase.
Q:What is the working voltage?
A:
The alarm supports AC220V and AC110V working voltages.
Q:How can I get a price quotation?
A:
Please send your detailed enquiry including model, quantity, and requirements; we will provide a quotation within 1 workday.
Send Inquiry
*To:
HANWEI ELECTRONICS GROUP CORPORATION
HANWEI ELECTRONICS GROUP CORPORATION*Content:
Supplier replies will be sent to your registered email
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