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Household Carbon Monoxide and Natural Gas CH4 & Co Alarm (GK)
US$12.20
3,000-4,999 Pieces
US$11.80
5,000-9,999 Pieces
US$11.40
10,000+ Pieces
Product profile
Customization
AvailableType
Home AlarmSignal Transmission
Wired AlarmModel NO.
GKWorking Mode
ActiveCertification
CE, ISO, RoHSApplication
IndoorWorking Principle
ElectrochemicalTransmission Mode
CableAlarm Volume (within 1m)
≥70dBModel No
GkTarget Gas
Co & CH4Sensor Type
Electrochemical Sensor, Flat Surfaced SensorSound Level
≥70dBWarm-up Time
3 MinResponse Time
≤30sAlarm Method
Visual and AudibleOutput
Gas Shut off Valve or RelayTransport Package
CartonOrigin
China MainlandProduction Capacity
50000pieces/YearKey features
Dual Gas Detection: Protects against both Carbon Monoxide (CO) and Natural Gas (CH4) threats.
Compact Plug-in Design: Covers only one outlet, providing easy installation and space-saving usage.
Smart Output Options: Optional relay and valve output to automatically shut off gas supply.
Professional Manufacturer: 20 years experience in gas detection with seasoned engineers ensuring quality.
Wide Certification: Certified by CE, EN, BSI, UL, ISO, and RoHS for safety and compliance.
Fast Response Time: Responds to gas leaks within 30 seconds with a 3-minute warm-up period.
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 gases does this alarm detect?
A:
It is a 2-in-1 alarm that detects both Carbon Monoxide (CO) and Natural Gas (CH4).
Q:Does it support automatic gas shut-off?
A:
Yes, it offers optional relay and valve output to automatically shut off the gas supply.
Q:What certifications are available?
A:
We provide CE, EN, BSI, UL, ISO, and RoHS certifications for our products.
Q:Can I order a sample first?
A:
Yes, sample orders are welcomed to test the product quality before bulk purchase.
Q:How do I get a price quotation?
A:
Send your inquiry with model number, quantity, and requirements; we quote 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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