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消费电子产品供应商和制造商

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安全与监视

elec

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安全与监视供应商和制造商

Security & Surveillance

深圳市海曼科技股份有限公司

The HM-733NS Natural Gas Alarm is a UL1484 certified safety device designed for reliable gas leak detection in residential and light commercial environments. Equipped with a high-precision MEMS sensor, it provides stable and accurate detection with low power consumption. The device features a 10-year sealed battery, ensuring long-term operation without replacement, reducing maintenance costs for large-scale deployments. It triggers an alarm at 10% LEL of natural gas, providing early warning before dangerous levels are reached. With a loud ≥85dB alarm at 10 feet and clear LED indicators for status, alarm, and fault conditions, the HM-733NS ensures effective on-site alerts. Manufactured under strict quality standards, it supports OEM/ODM customization, making it an ideal solution for distributors, contractors, and smart safety system integrators.  Sensor: MEMS Operating Voltage: DC 3V Battery Life: 10 Years Warm-Up Time: About 3 Minutes Alarm Concentration: 10%LEL(Natural Gas) Sound Level: 85dB/10 ft Normal indicator: Green Led On Alarm indicator: Red Led Flash Failure indicator: Yellow Led On Operating Temperature: 0°C~+50°C Operating Humidity: ≤95%Rh(No Condensation) Dimensions: 104*73.5*38 mm Certification: UL1484 Power Supply Mode: 10 Years Battery Built-In  Heiman is a professional manufacturer specializing in fire safety alarms and smart home sensors, with over 21 years of industry experience. Founded in Shenzhen, China, the company operates a dual manufacturing base in Shenzhen and Vietnam, with an annual production capacity of 15 million units. Heiman owns a CNAS ISO7025 accredited laboratory and an Intertek/ETL recognized satellite lab, ensuring strict quality testing and compliance. With over 1,000 patents and certifications, the company serves customers in more than 100 countries worldwide. Heiman provides one-stop OEM/ODM solutions, including industrial design, hardware and software development, cloud integration, and technical support, making it a reliable partner for global distributors and brands.  

UL1484 Certified Natural Gas Alarm| 10-Year Sealed Battery | 10% LEL Early Warning | HM-733NS

UL1484 Certified Natural Gas Alarm with 10 Year Battery

宁波铠盾电子工业股份有限公司

This gas alarm is built with a quality sensor to detect gas leaks. The gas alarm is able to detect and alert the leak of a wide array of gases. This gas alarm is suitable for homes, laboratories, industrial plants, etc.&nbsp;
 
  Input: 230V AC. 
  Power: 6W. 
  Push to test. 
 

Gas Alarm

Gas Alarm detects and alerts gas leaks effectively.

小未科技 (珠海) 有限公司

Smart WiFi Gas Leak DetectorProtect your home and business with our Smart WiFi Gas Leak Detector, designed to detect combustible gas leaks and provide instant alerts through both audible alarms and mobile app notifications. Ideal for homes, apartments, restaurants, hotels, kitchens, and commercial buildings, this detector helps prevent potential gas-related accidents. The detector supports WiFi connectivity, allowing users to monitor gas leak status remotely via a smartphone app. Once gas concentration exceeds the preset safety threshold, the device immediately triggers a high-volume alarm and sends real-time push notifications, enabling users to take prompt action. Compatible with smart home automation systems, it offers reliable protection for LPG, natural gas, and other combustible gases. OEM &amp; ODM services are available for global distributors and smart home solution providers. Key FeaturesWiFi Remote MonitoringReal-Time App Push NotificationsHigh-Sensitivity Gas DetectionAudible &amp; Visual AlarmLPG &amp; Natural Gas DetectionSmart Home IntegrationStable &amp; Reliable PerformanceEasy InstallationLow Power ConsumptionOEM &amp; ODM Customization AvailableApplicationsSmart HomeResidential BuildingsApartmentsHotelsRestaurantsCommercial KitchensOffice BuildingsProperty ManagementSmart Building ProjectsOEM &amp; ODM ServicesWe provide OEM &amp; ODM services including logo printing, customized packaging, firmware customization, mobile app branding, and private label manufacturing. 

Smart WiFi Gas Leak Detector with APP Remote Alarm, LPG/Natural Gas Detection, Real-Time Notifications & Voice Alert

Smart WiFi Gas Leak Detector with APP Remote Alarm

广州市多一电子有限公司

Depicted is a liquefied natural gas (LNG) detector comes with a professional design. It is well designed to deliver reliable and high-precision performance. This high-quality LNG detector offers an extra-long service life.
&nbsp; 	 Combustible gas detector. 	 CNEX: Ex ib IIB T4 gb approved. 	 Sensitivity as low as 5ppm. 	 Japan sensor. 	 Sensor failure indication. 	 Temperature compensation. 	 Alarm device (sound, light) failure inspection.  

LNG Detector

LNG Detector for reliable and high precision performance

汉威科技集团股份有限公司

GKCH4&amp;CO alarm GK 2 in 1 gas alarm, with classic design, can detect CH4 and CO at the same time, meet different requirements from kinds of customers, with relay and valve output optional.  Features: 2 in 1 gas alarm Striking alarming Best selling model Stable and reliable performance  Application: The GK is a 2 in 1 gas alarm which can detect the CH4 and CO leakage in your kitchen, it will give a striking visual and audible alarm when a gas leak is detected, and the valve will be cut off to ensure your safety. Specifications: Measuring gas CH4 &amp; CO Working voltage AC220V±15%/AC110V±15% 50Hz~60Hz Sensor life &gt;3 years Alarming level 10%LEL / EN50291 Working Environment Temperature: -10℃～50℃  Humidity: &lt;95%RH Alarm sound ≥85dB(1m) Optional function □gas shut off valve  □relay output Warranty 1 year Dimension 320g / 16*11*59cm 

GK CH4&CO alarm

GK CH4 CO alarm detects CH4 and CO gas leaks.

VESTA gasalarm VESTAis a new type combustible gas alarm, itcandetect the CH4 /LPG gas leakage, with relay and valve output options, when there is a gas leakage, it will give an audible and visualalarm immediately to ensure people’s safety. Features:EN50194Approved New design Optional valve and relay output  Application: The VESTAgas alarm is anew model which designed strictly according to EN50194 standard. It has fast response to natural gas or LPG and loud alarm sound to remind people for gas leakage.  Specifications： Measuring gas Natural gas or LPG Working voltage AC220V±15%/AC110V±15% 50Hz~60Hz Sensor life &gt;3 years Alarming level 10%LEL Working Environment Temperature: -10℃～50℃   Humidity: &lt;95%RH Alarm sound ≥85dB(1m) Optional function □gas shut off valve  □relay output 

VESTA gas alarm

VESTA gas alarm detects natural gas and LPG leakage.

美特(中国)有限公司

This yellow and brown toned gas leakage detector features a pen shape for portability. It is capable of detecting potential harmful gas leakage and allows you to take measures beforehand. The indicator lights show the working status clearly.

 Features: 

- Sense leakage of combustible gases such as butane, propane, acetylene and - methane (natural gas)&nbsp;
- Green/yellow/red LED indication&nbsp;
- Audible sound when detected leakage&nbsp;
- Low battery indication&nbsp;
- Auto power off&nbsp;
- No calibration is required&nbsp;
- Battery powered : 2 AAA (R03 / LR03 )&nbsp;
- Dimension (LxWxD) mm : 166x27x26&nbsp;
- Weight (approx.) grams : 45

&quot;FREE&quot; shipping cost arranged by &quot;First Come First Serve&quot;. Valid to 31 Mar 2018 for samples ordering only.

Gas Leakage Detector

Gas Leakage Detector for portable and effective gas leak detection

宏オ拓展有限公司

 	 When Carbon-based fuel does not burn properly, excess CO is produced, which is a colorless,&nbsp;odorless, tasteless and poisonous. 	 Having an&nbsp;audible CO alarm could wake you&nbsp;and save&nbsp;your life. 	 T4 alarm pattern, sound is 85dB loudness at least. 	 Hush mode to avoid the false alarms during cooking and silent the Low battery beep in the midnight  

CO Alarm

CO Alarm for detecting carbon monoxide and ensuring safety

ETL Matter Smart Carbon Monoxide Detector Wireless CO Sensor ETL CO Detector

ETL Matter Smart Carbon Monoxide Detector

浙江佳伯尔电子科技有限公司

 	 Model Number: TCS301A-H 	 Power Supply: DC3V built-in lithium battery 	 Quiescent Current: &le;10uA 	 Alarm Current: &le;60mA 	 Comply With Standard: EN50291-1:2018 	 Alarm Volume: ＞85dB(A)@3meters 	 Display: With LCD display 	 Hush Time: 8mins 	 Product Life Time: ＞10 years 	 Battery Life Time: ＞ 10 years 	 Humidity Range: ＜25%-90% relative humidity(RH) 	 Temperature Range: 0℃ to 40℃ 	 Product Size:&nbsp;90.6mm in diameter &times; 35.2mm depth  

Carbon monoxide detector

Chongqing Zorro Alert Technology Co.,Ltd.

Model JT-ZL2010W Operating Voltage AC 100V～220V 50Hz~60Hz Operating Environment Tempt.: 0℃～55℃ Relative Humidity: ＜95% (non-condensation) Ambient Pressure: 86kPa～106kPa Storage Temperature -25℃～55℃ Sampling Method Free diffusion Applicable for Methane (CH4) Sensor Type Semi-conductor Sensor Life 5 years (typical value) Alarming Value 7%LEL±3%LEL Wi-Fi transmission power Maximum +16dBm in 802.11b mode Wi-Fi distance max.100m (in open area) Wi-Fi frequency range Channel 1-14@2.4G Alarming Mode Sound + light; Mobile message tips Alarming Sound Level ≥85dB (1 meter ahead) Installation Wall-mounted Size (L*W*H) 112mm*86mm*33.5mm Standard EN 50194-1:2009  

Tuya WiFi Gas Alarm

CM020Batteryoperated CO alarm CM020carbon monoxide alarm uses a high-quality electrochemical sensor, which is fast and sensitive to carbon monoxide. The current carbon monoxide concentration value can be read through the display. When the carbon monoxide concentration in the air is higherthan the preset value, the user will be alerted by sound and light alarm to ensure their safety.  Features: Meet EN50291 standard High quality electrochemical Sensor New fashion design LCD display  Application: The CM020 is usedto detect carbon monoxide leakage in residential home. Fast response to carbon monoxide and reminding people get away from danger.  Specifications: Measuring gas Carbon Monoxide Working voltage DC3V Sensor type Electrochemical sensor Sensor life &gt;7years Alarming level Follow EN50291 standard Working Environment Temperature: -10℃～50℃   Humidity: &lt;95%RH Alarm sound ≥85dB(3m) 

CM020  Battery operated CO alarm

 	 Issue photoelectric alarms and voice prompt; Push alarm notification to cloud server; Do self-test manually and remotely both available 	 Report NB signal strength 	 Push smoke density to cloud server 	 Restart the alarm device remotely 	 Report IMSI number of SIM to cloud server 	 Report robotic arm status, such as robotic arm failure to cloud server; Report alarm device power-off message to cloud server 	 Turn on/off robotic arm in APP remotely 	 Support China Telecom and China Mobile network, replaceable Nano card.  

Smart Combustible Gas Alarm 

Smart Combustible Gas Alarm with remote notifications and cloud integration

Kerui Intelligent Technology (Heyuan) Co., Ltd

                 Company Profile    Certificate  Exhibition  

Kerui Wireless Interconnected Photoelectric CO Gas Leak Detector Alarm Home Security Sensor

Kerui Wireless Interconnected Photoelectric CO Gas Leak Detector

标准仪器有限公司

This carbon-monoxide meter detects the presence of carbon monoxide and measures concentrations between 1-1000 parts per million. The meter indicates the presence of CO by&nbsp;the beeper tone and the reading on the LCD.
 
  Digital LCD display. 
  Reliable operation. 
 

Carbon-Monoxide Meter

Carbon Monoxide Meter detects CO concentrations from 1 to 1000 ppm.

PowerSupply DC3V（CR123A） Standard EN50291-1:2018+AC:2021 SensorLife 10years Battery Life 5 years(typical value) Wireless Protocol RF868.3MHz SensorType Electrochemical StandbyCurrent ＜25uA AlarmCurrent ＜50mA AlarmSound ≥85dB@3m 

Interconnected CO Alarm

AA alkaline battery supply and warns you when the battery is low In order not to disturb your rest, this products designed function of silence RF function Product design of the test function by pressing the test button, used to test the product is working normal. A weekly test one times is required  

Carbon Monoxide Alarm(2xAA batteries, no LCD,  RF)

Carbon Monoxide Alarm with RF function and battery warning

Model ZR360CDA Power Supply DC 5V/1A(Type-C USB) Battery Cell 3.7V built-in lithium battery Battery Capacity 2000mAh Wireless Protocol WiFi Frequency Range 2.412-2.472GHz Versions 802.11 b/g/n RF Conducted Power 11b: 16 dBm 11g: 15 dBm 11n: 14 dBm Battery Running Time 12 hours Product Life 10years CO2 Measuring Range 400 ~ 5000ppm CO2 Measuring Accuracy 1ppm CO2 Measuring Tolerance ±(50ppm + 5%) Temperature Measuring Range 0 ~ 65℃ Temperature Measuring Tolerance ±1℃ Humidity Measuring Range 0 ~ 99%RH Humidity Measuring Tolerance ±5%RH Button Type Touch Button Display Type LED Size 100*100*30.5mm 

Tuya WiFi CO2 Alarm

Shenzhen Hanwei IoT Co.,Ltd

Mini CO Smart Sensor Mini600-CO Product Function: This cutting-edge gadget employs our proud solid-state fuelcell sensors, forged through years of hardcore research anddevelopment in industrial technology. lt harnesses the latesttoxic gas data model for precise and swift detection of harm.ful cO gases.With the convenience of mobile phone powera sleek app display, marathon battery life, and a stylishappearance-all packed into a neat, lightweight, and pocket-friendly design -it's the perfect companion for stayingahead in safety.  Application Scenarios: RV travel                          Outdoor camping                          Garages  User Instruction: 1. Install the APP according to the prompts 2.Connect the detector to the smart handheld terminal(e.g.Cell Phone) 3.APP automatic recognition and display Note: Please refer to the product manual for specific usage  Product Specifications: Target ParametersCO/Temperature and HumidityCO Measurement Range0~1000ppmWorking Temperature-40°C~80°CResolution1PPMSize38mmx29mmx13mmStandardsJG915-2008(Passed)Product Characteristics: ★ Small and Handy ★ Plug and Play ★ Tracking in Real-time ★ Audio + Visual Alarms  

Mini CO Smart Sensor

Mini CO Smart Sensor for precise carbon monoxide detection

Multifunctional CO2 Detector  The ZR360CDH Multifunctional CO2 Detector detects temperature, humidity and CO2 concentration. When CO2 concentration in the room reaches a certain concentration, the alarm will send out sound warning alarm.     

Multifunctional CO2 Detector

Multifunctional CO2 Detector detects temperature, humidity, and CO2 concentration.

Built-in lithium battery supply and warns you when the battery is low In order not to disturb your rest, this products designed function of silence LCD displays CO concentration in real time RF function Product design of the test function by pressing the test button, used to test the product is working normal. A weekly test one times is required  

Carbon Monoxide Alarm(Built-in 10 years lithium battery, LCD, RF)

Carbon Monoxide Alarm with 10 years lithium battery

The Heiman C1-S Standalone Carbon Monoxide Alarm is a simple and reliable solution for basic safety needs.Powered by a replaceable lithium battery, it offers long-lasting operation and easy installation without wiring.The device provides accurate detection with a loud alarm and visual indicators when carbon monoxide is detected.Certified to UL2034 and CSA standards, it ensures compliance with international safety requirements.With manual mute functionality and low power consumption, the C1-S is ideal for homes, rentals, and cost-effective safety applications.Working Voltage:DC3V (EVE CR123A)Alarm Output:Visual and audible indicationAlarm Sound Level:≥ 85dB at 10ftTemperature Range:40ºF (4.4ºC) to 100ºF (37.8ºC)Humidity Range:5%-95% relative humidityMounting Method:Wall mounting or ceiling mountingDimensions:Φ70 x H37mmHeiman is a professional manufacturer specializing in fire safety alarms and smart home sensors, with over 21 years of industry experience.Founded in Shenzhen, China, the company operates a dual manufacturing base in Shenzhen and Vietnam, with an annual production capacity of 15 million units.Heiman owns a CNAS ISO7025 accredited laboratory and an Intertek/ETL recognized satellite lab, ensuring strict quality testing and compliance.With over 1, 000 patents and certifications, the company serves customers in more than 100 countries worldwide.Heiman provides one-stop OEM/ODM solutions, including industrial design, hardware and software development, cloud integration, and technical support, making it a reliable partner for global distributors and brands.     

UL2034 Certified Standalone Carbon Monoxide Alarm with Replaceable Battery & Easy Installation

UL2034 Certified Standalone Carbon Monoxide Alarm

                       Company Profile    Certificate  Exhibition   

Shenzhen Kerui Smart Wireless Carbon Monoxide Detector Gas Sensor Alarm

Shenzhen Kerui Smart Wireless Carbon Monoxide Detector

Built-in lithium battery supply and warns you when the battery is low In order not to disturb your rest, this products designed function of silence RF function Product design of the test function by pressing the test button, used to test the product is working normal. A weekly test one times is required  

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