Electronics

elec

Find Electronics from the best B2B online marketplace. Find a reliable Electronics supplier, vendor, manufacturer or distributor to get free quote on HKTDC Sourcing.

Electronics Suppliers and Manufacturers

Shenzhen Heiman Technology Co Ltd

HM-638PHM-ACHardwired 10-Year BackupBatterySmoke AlarmHardwired interconnect10-yearbackup batteryOne-buttonhush/testEnd-of-life warningCertified to the Latest Regulatory StandardsCertifications:ETL Certified to UL 217 10th Edition;Approved by California State Fire Marshal;Complies with CAN/ULC-S53l and UL 2034.Hardwired interconnectInstall one smoke detector or network up to 24devices for full-home coverage. When any linkedalarm triggers, all hardwired units sound togethergiving early escape warning. Up to 24 devices:18alarms + 6 remote signal appliances or relaymodules.Backup batteryfor nonstop protectionIf power fails, the built-in backup battery keeps thehardwired alarm on duty. No battery changes forthe full 10-year life-no low-battery chirps, noreplacement hassle.Fewer false alarmsAdvanced Heiman sensing, up to latest standardstells real fire from cooking smoke or steam, cuttinnuisance alarms to the minimum.Oversized button for easytest/hushLarge one-touch hush quiets cooking or steamfalse alarms: if sensor fault occurs, fault alertsounds to keep unit in check.End-of-life warningChirp alerts you when the hardwired detectorneeds replacement  

Heiman Hardwire Standalone/Interconnected Smoke Detector Fire 10 Year Battery Smoke Alarms

Hanwei Electronics Group Corporation

YB032 10yearsbattery smoke detector The independent photoelectric smoke fire detection alarm YB032 detects the fire through the principle of dual optical path scattering. The photoelectric sensor with special structure is used in the smoke detector. Features:Dual optical path design to avoid false alarm 10 years battery life New design EN14604 pending Specifications： Product name Independent photoelectric smoke fire detection alarm Product model JTY-GF-YB032 working voltage DC3.0V(Lithiumbattery; CR17450; 2400mah) Alarm mode Audible&amp;visual alarm Alarm sound ≥85dB@3m Battery life ≥ 10 years working temperature -10℃~＋55℃ relative humidity ≤95%RH Alarm classification Fire alarm, fault alarm and low power alarm Executive standard EN 14604：2005 Product size Φ90mm×H56mm 

YB032 10 years battery smoke detector

The S2 Edge Smoke Alarm is a high-performance photoelectric detector designed to meet European safety standards, certified to EN14604 and Q-Label 2.0. Featuring an ultra-thin and modern design, it seamlessly integrates into residential and commercial environments. Powered by a 12-year sealed battery, the device ensures long-term, maintenance-free operation, reducing replacement costs and service frequency. The advanced photoelectric sensor provides reliable and fast detection of smoldering fires, enhancing early warning capabilities. Additional features such as alarm memory and night mode improve user experience by offering clear status indication and minimizing nighttime disturbance. Built with UL94-V0 fire-retardant materials, the S2 Edge ensures enhanced safety and durability. Ideal for large-scale projects, the product supports stable supply, OEM/ODM customization, and direct manufacturer delivery. Specification Power Supply:3V sealed Battery Battery Life:12 Years Sensor Type:Photoelectric Interconnection:Standalone Audio Alarm:≥85db(At 3m) Working Temperature:0°℃~55℃ Working Humidity:≤95%RH(non-condensing) Plastic Material：ABS+PC,UL94-V0 fire retardant Installation Positions：Wall Mounting/Ceiling Mounting Approvals:EN 14604,Q-Label 2.0  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.  

EN14604 Certified Photoelectric Smoke Alarm with 12-Year Sealed Batter

Zhejiang Jiaboer Electronic Technology Co.,Ltd

C9 Fire Detector Home Fire Alarm
The unit is a photoelectric smoke alarm device. With the photoelectric technology, it is more sensitive to detecting slow smolder fires which general thick, black smoke and may smolder for hours before bursting into flames. The smoke alarm device does not contain the radioactive material which is harmless to the environment. 	 Power Source DC 9V External battery 	 Quiescent Current &lt;=8uA 	 Alarm Sensitivity&nbsp; 0.09-0.15dB/m 	 Comply with standard EN 14604:2005/AC:2008 	 Alarm Current &lt;=16mA 	 Alarm Volume &gt;85dB(A) @ 3 meters 	 Low Voltage Threshold &lt;=7.5V 	 Hush time 10minutes 	 Product service life&nbsp; &gt;10 years 	 Size 100.8mm in diameter x 36.7mm depth  

Home Fire Alarm

The Heiman S1-S Standalone Smoke Alarm is a reliable and cost-effective fire safety solution. Powered by a replaceable battery, it offers easy installation without wiring. The device provides accurate smoke detection and a loud alarm for immediate warning. Certified to UL217 10th edition and CAN/ULC-S531 standards, it ensures compliance with international safety requirements. With low power consumption and simple operation, the S1-S is ideal for residential use, rental properties, and basic fire protection applications. ﻿ Working Voltage：DC3V (EVE CR123A) Sensor Type：Photoelectric Alarm Sound Level：≥ 85dB at 10ft Temperature Range： 40℉ (4.4℃) to 100℉ (37.8℃) Humidity Range：≤ 95%RH (non-condensing) Alarm Sensitivity：1.9%/ft ± 0.33 %/ft OBS Dimensions：Φ70 x H37mm ﻿ 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. 

UL217 10th Certified Standalone Smoke Alarm with Replaceable Battery & Easy Installation

SHENZHEN VICIMETER TECHNOLOGY CO.,LTD.

AC-3 Non Contact AC Voltage Detector  Feature: Non-contact, much saferSound &amp; Light alarmLive/Neutral wire identificationInductive Break-point TestingSwitchable sensitivity 12V~1000VWith induced voltage signal indicator Specification: AC voltage rangeThe default range is 48~1000V; Press the “S” key to switch to 12~1000V Frequency50Hz/60Hz Alarm typeSound &amp; Light alarm Torch functionWhite LED torch light Auto power offAuto shut down when no operation for 5 minutes &amp; no voltage signal is detected Low battery indication3-times light flashes and once beeps sound when the voltage is＜2.6V Zero/Fire line recognitionAccording to the signal strength, the fire wire is with strongest signalNCV sensitivity3 sensitivity indicatorsNCV sensitivityindication methodSound &amp; Light alarm function: with different decibel alarm sounds, red/orange LED light shows the strength of the signalWorking temperature0 ~ 40℃ Storing temperature-10~50℃ Safety levelCAT.III 1000V / CAT.IV 600V Power supply2* 1.5V AAA battery General Info: Tester colorOrange + Gray Tester weight58g Tester size165(L) x 40(W) x 20(D) mm Standard packing includingAC-3 voltage tester, blister-card, battery Individual packing styleBlister-card Master packing200pcs/carton G.W. per carton18kg Carton size65.5x29.0x45.5cm 

Vici AC-3 12V to 1000V AC Voltage Detector Pen with LED indication signal strength

New Greathouse Electronics Industry Limited

1.Theory 1)Laboratory research has shown electromagnetic wave attack the auditory and nervous systems of most common pests causing them pain and discomfort. 2)Electromagnetic wave repel rat,cockroach,ants,earwig,spiders,flies. but will not interfere with televisions, radios, electronic burglar alarms, fire or smoke detectors, pacemakers, hearing aids or electronic equipment. 2.Application This product can be used in:home and apartment,food services,business,farm,kennels.and stables.                             3.PLUG:GS/UL Cover up:2,500 square feet/230 square meters 

GH-620 Electromagnetic Pest Repeller

Hikvision Technology Pte. Ltd.

Hikvision'sSmart Building Solutionsutilize AIoT technology to create secure, convenient, and efficient environments for both commercial and residential buildings.These solutions support the entire building lifecycle, from construction and marketing to operations and maintenance.  Core BenefitsComprehensive Security: Integrated applications work together to protect against threats through fire detection, perimeter protection, and patrol services. Enhanced Experience: Streamlined solutions for access control, elevator management, and smart parking improve daily life for residents and employees. Operational Efficiency: Centralized digital platforms reduce manual effort, allowing real estate managers to offer better services at lower operational costs. Sustainability: The system prioritizes energy saving through parking guidance that reduces emissions, efficient elevator control, and digital meeting room systems that turn off utilities in idle rooms.  Professional Security PracticesPerimeter Protection: AI-powered video protection (AcuSense) filters out false alarms, while thermal technology (HeatPro) allows for long-distance monitoring. Fire Detection: Multi-dimensional sensing identifies flames via AI video and provides smoke detection with video verification. Site Patrol: Automated schedules and routes are managed via a mobile app, allowing real-time event uploads and comprehensive performance evaluations.  Management and Service SolutionsPersonnel Management: Touch-free biometric authentication (face, fingerprint, or QR code) allows quick entry for registered personnel. Visitor Services: Registered visitors can use self-registration kiosks or scan QR codes online, while walk-in visitors can be managed through a mobile app for remote unlocking. Vehicle Management: ANPR cameras provide non-stop, automated entry and exit, while full-cycle visual guidance simplifies the parking experience. Digital Meeting Rooms: Integrated systems allow for reservations via third-party systems and use thermal presence detectors to save energy when rooms are unoccupied.  Advanced Operational TechnologiesDigital Twin: A 3D model-based virtual world provides insights into energy, personnel, security, and maintenance. Augmented Reality (AR): Provides a bird's-eye view of the entire system, allowing managers to link separate cameras for global situational awareness. Open Integration: Hikvision systems offer seamless integration with third-party Building Management Systems (BMS) and property service apps through the HikCentral Professional platform. 

Hikvision Solutions for Smart Buildings

 	 Able to detect smoke and heat conditions and issue alarms; &phi;=80mm, the most mini NB product 	 Two types of batteries with different capacities for option, &nbsp;default battery is small capacity？（larger capacity is 3V 5500mAh, service lifespan up to 5 years ); Awards：2018 Germany Red Dot Award.  

Smart Photoelectric Smoke Alarm 

Chongqing Zorro Alert Technology Co.,Ltd.

Standalone Gas LPG Alarm The JY-ZL2010 household standalone combustible gas detector (detector) adopts high quality gas sensor; It is made with high performance MCU and advanced electronic elements as well as sophisticated technologies; Its software and hardware technologies enable it to monitor sensor failure simultaneously when detecting gas leak concentration, which, at the same time, brings high degree of safety and reliability.  This detector is suitable for installing in residential houses with potential gas leakage, it can consecutively monitor indoor combustible gas concentration, when the gas cocentration reaches its alarming value, it will send out sound and light alarm and could automatically close the solenoid valve to shut off the gas supply, it could also start the exhaust fan to remove the gas out from the room. It will helpyou to take immediate action to prevent fire, blast and injury accidents from happening. Standard implemented: EN 50194-1:2009   

Standalone Gas LPG Alarm

Shenzhen Mestek Electronics Co., Ltd.

MESTEK DM91S Smart Multimetro Digital Multimeter AC/DC Voltage Current Multi Meters with NCV Data Hold 9999 Counts FlashlightKey attributesIndustry-specific attributesMeasuring Current Range0~10A Measuring Voltage Range0~600V Measuring Resistance Range0~99.99MΩ Measuring Capacitance Range0~99.99mF Other attributesPlace of OriginGuangdong, China Brand NameMestek Model NumberDM91S Measuring Inductance Rangemultimeter Operating Temperature0℃~40℃ Dimensions1600*120*60mm ColorBlack+Blue Operating ModeSmart measure Fuse blow alarmSupport BacklightYes Count10000 counts Operating EnvironmentIEC61010-1,CAT III 600V Capacitance Resolution0.001nF/0.01nF/0.1nF/0.001uF/0.01uF/0.1uF/0.001mF/0.01mF True RMSYes Battery volatge measure1.5V/9V LIVE Fire Wiremulti meter Packaging and deliverySelling Units:Single item Single package size:16X12X6 cm Single gross weight:0.350 kgShenzhen Mestek Electronics Co.,LTD,business mogel for testing instruments for more than 15 years. Our engineers have been in this industry for over 15 years and served some of the most famous customers from all over the world.We can provide below services for all our partners in this challenging world.1.Fast delivery,1~5 days delivery time for Mestek Products.2.Small MOQ requirementsfor all our items, 1PCS is also acceptable.3.Exclusive Partnership in different regions4.OEM&amp;ODM Design services for brightideals.5.Free samples avaiable for partners.All our items are coming with CE certification and we have special team work for after sales services 7*24 to help you solve any kind of problem.We are ready for sign contract with you in case you need it, as honest dealer, we never crook our customers.Come and let us make a difference together !Selling pointsDisplay10000 COUNTSModelDM91SSmart measure√Non-contact AC Voltage Detection√Data Hold√Display Backlight√Continuity Buzzer &lt;50Ω√Fuse blow alarmSupportAuto shut-down1.5/9V FAQ1. who are we?We are based in Guangdong, China, start from 2014,sell to Domestic Market(40.00%),North America(20.00%),WesternEurope(12.00%) There are total about 51-100 people in our office.2. how can we guarantee quality?Always a pre-production sample before mass production;Always final Inspection before shipment;3.what can you buy from us?Digital Multimeters,Digital Clamp Meters,Industrial Infrared Thermometers,Laser Distance Meters,AC Voltage Detectors,Plastic Casefor Digital Multimeters,Plastic Case for Digital Clamp Meters,Plastic Case for Industrial Infrared Thermometers,Plastic Case forLaser Distance Meters,Plastic Case for AC Voltage Detectors4. why should you buy from us not from other suppliers?Shenzhen Mestek Electronics Co., Ltd,business mogel for testing instruments for more than 15 years. All our items are coming with CE certification and we have special team work for after sales services 7*24 to help you solve any kind of problem. 

MESTEK DM91S Smart Multimeter

YB030 smoke detector The independent photoelectric smoke fire detection alarm YB030 detects the fire through the principle of dual optical path scattering. The photoelectric sensor with special structure is used in the smoke detector. Features:Dual optical path design to avoid false alarm New design EN14604 pending Specifications：  Product name Independent photoelectric smoke fire detection alarm Product model JTY-GF-YB030 working voltage DC 9V (alkaline battery; 6LR61; 500mah) Alarm mode Audible&amp;visual alarm Alarm sound ≥85dB@3m Battery life ≥ 5 years working temperature -10℃~＋55℃ relative humidity ≤95%RH Alarm classification Fire alarm, fault alarm and low power alarm Executive standard EN 14604：2005 Product size Φ90mm×H56mm 

YB030 smoke detector

Ningbo Kingdun Electronic Industry Co., Ltd.

Power Source: DC 3V(built-in lithium battery)
Quiescent current:&le;2uA
Alarming mode: &le;120mA
Frequency: 868MHZ
Alarm decibel: &ge;85db/3m
Temperature: -10℃~+40℃
Low voltage single
TEST/HUSH button
Flash alarm indicator
Inter-connected(if one detector sounds, others will sound together)
Transmitter/Receiver distance: &ge;100M(open field)
CPR EN14604

wireless online smoke alarm

Model Number: TSS890-HI
Power Supply: AC220-240V with DC 9V battery backup
Operation Current: &le;100mA with AC power
Comply With Standard: EN14604:2005/AC:2008
Alarm Volume: ＞85dB(A)@3 meters
Hush Time: 8mins
Product Life Time: ＞10 years
Wired Interconnection: Up to 40pcs
Humidity Range: 0℃ to 40 ℃
Plastic Material: V0 level flame retardant ABS
Product Size: 140mm in diameter &times; 44.9mm depth

Hardwired smoke alarm 

Zhejiang Huaxiao Technology Co., Ltd.

The DHI-HY-FT443HFP Flame Detection Network Camera Pro is an intelligent thermal imaging product developed specifically to meet the needs of the fire protection industry. Adopts dual-channel design of visible light and thermal imaging, it supports triple IR flame detection, fulfilling the requirements for integrated security and fire protection. It supports 25 pseudo-color modes and multiple functions including real-time temperature detection, fire early warning, cold and hot spot alerts, temperature alarms, smoke and flame shape detection, stereo analysis (smoking detection), and IVS (Tripwire and Intrusion detection). 

DHI-HY-FT443HFP Flame Detection Bullet Camera Pro

Standalone Heat Alarm is specifically designed to continuously monitor temperature. Integrated with a high-precision thermistor and an intelligent algorithm, it triggers an alarm when a predetermined temperature is reached. It is ideal for smoky, dusty, or humid areas that may trigger false smoke alarms, e.g., kitchens where cooking fumes are present and attics, garages boiler rooms where there may be lots of dust. By using heat alarms, you can monitor these areas without worrying about a false alarm. Powered by a 10-year sealed battery, it provides 24/7 protection against fire for a decade. 

DHI-HY-HT10A 10-Year Sealed Battery Heat Alarm

Hangzhou Risun Cable Co., Ltd

Shield alarm Nx0.22Fire alarm cable Suitable for Evacuation Systems,Smoke DetectorsFire alarm systems Burglar alarmsDedicated Fire Protective Circuits DESCRIPTIONManufactured according to NEC.TECHNICAL SPECIFICATIONSPart No. No.of cores xmm2 No. / Dia. Insulation thickness O.D (approx.) InchAWGmmInchmmInchmm2x 0,220.0236247/0,200.010.250.1423.64 x 0,220.0236247/0,200.010.250.1654.26 x 0,220.0236247/0,200.010.250.1975.08 x 0,220.0236247/0,200.010.250.2175.510 x 0,220.0236247/0,200.010.250.2366.012 x 0,220.0236247/0,200.010.250.2606.62 x 0,22 + 2 x 0,500.0236247/0,20  16/0,200.01 / 0.01180.25 / 0.300.2175.54 x 0,22 + 2 x 0,500.0236247/0,20  16/0,20 0.01 / 0.01180.25 / 0.300.2366.06x 0,22 + 2 x 0,500.0236247/0,20  16/0,200.01 / 0.01180.25 / 0.300.2566.58x 0,22 + 2 x 0,500.0236247/0,20  16/0,200.01 / 0.01180.25 / 0.300.2767.010x0,22 + 2 x 0,500.0236247/0,20  16/0,200.01 / 0.01180.25/ 0.300.3007.612x0,22 + 2 x 0,500.0236247/0,20  16/0,200.01 / 0.01180.25 / 0.300.3158.02 x 0,22 + 2 x 0,750.0236247/0,20  24/0,200.009 / 0.01180.25 / 0.350.1934.94 x 0,22 + 2 x 0,750.0236247/0,20  24/0,200.009 / 0.01180.25 / 0.350.2055.26x 0,22 + 2 x 0,750.0236247/0,20  24/0,200.009 /0.01180.25 / 0.350.2135.48x 0,22 + 2 x 0,750.0236247/0,20  24/0,200.009 /0.01180.25 / 0.350.2285.810x0,22 + 2 x 0,750.0236247/0,20  24/0,200.009 /0.01180.25 / 0.350.2446.212x0,22 + 2 x 0,750.0236247/0,20  24/0,200.009 /0.01180.25 / 0.350.2606.6ParametersOperating temperature range ℃-20+60Min. bend radius (install)8xDDC resistance 20℃ ohm/KM0,22900,5036.70,7524.8ApplicationEvacuation systems, smoke detectors and alarms. Packing100m/cardboard reel 200m/roll 500 m in wooden drum other lengths available All sizes and values without tolerances are reference values. We reserves the right to amend this specification without prior notice.

Shield alarm cable Nx0.22

Venture Global Ltd

Photoelectric sensing smoke alarm is more effective at detecting the smoke particles produced by slow-burning fires.It is less sensitive to a fast flaming fire.It can, therefore, be installed not only in the kitchen.T3 alarm pattern, the sound is 85dB loudness at least.Hush mode to avoid the false alarms during cooking and silent the Low battery beep in the midnight.Packaged

Smoke Alarm

Model ZR180SW-CB Operating Voltage DC3V (10 years non-replaceable battery) Battery Capacity 2500mAh Wireless Protocol WiFi Frequency Range 2.412-2.472GHz Alarming Mode Sound + light Alarming Sound Level ≥85dB (at 3m) Operating Humidity ≤95%RH (non-condensation) Battery Life 10 years Operating Temperature 0℃~55℃ Installation Ceiling-mounted (screwing or 3M gum) Size (L*W*H) φ105x36mm Standard EN 14604:2005+AC:2008 Usage Scenario Smoke alarm device for leisure accomodation vehicles  

Tuya WiFi Smoke Alarm

Interconnected Mini Smoke Alarm The ZR170SR household standalone photoelectric smoke alarm detects fire by sensing smoke. When smoke in the room reaches a certain concentration, the alarm will send out sound and light warning alarm. This alarm is applicable for residential houses. Standard implemented: EN 14604:2005＋AC:2008  Single light source detection, free from false alarm due to dusts, insects and moisture.Professional maze design, quick sense of fire.Low power consumption, ultra-long standby time, 10years service life.Fire-retardant plastic case with glossy surface treatment.Dismantle-free cover design for cleaning.Blind twist design +3M double-sided glue quick installationModel ZR170SR Operating Voltage DC3V (CR123A, replaceable) Battery Capacity 1600mAh Wireless Protocol RF868.3MHz Average Quiescent Current ＜21uA Alarming Mode Sound + light Alarming Sound Level ≥85dB (at 3m) Operating Humidity ≤95%RH (non-condensation) Battery Life 5 years (typical value) Operating Temperature -10℃~55℃ Installation Ceiling-mounted (screwing or 3M gum) Size Φ52mm*52mm Standard EN 14604:2005+AC:2008  

Interconnected Mini Smoke Alarm

Ningbo Pdlux Electronics Technology Co Ltd

DC PowerDC9VStatic Current＜ 10uAAlarm Current＜ 12mALow Voltage Alarm6.5V ~ 7.5VAlarm Volume＞ 85 db (3m)AC Power100-130VAC 220-240VACPower Frequency50/60HzStatic Power Consumption＜ 0.5WWorking Temperature-10 ~ 50 °C

This smoke alarm is carefully designed for increased sensitivity. The smoke alarm is housed in a robust enclosure for added protection. This smoke alarm is suitable for homes, offices, public facilities, etc. &nbsp;
 
  Voltage: 9V DC. 
  Low-battery warnings. 
  Current: 20mA.&nbsp; 
 

This smoke alarm is carefully built with a quality sensor for accurate smoke detection. The smoke alarm is designed with a sturdy housing for added protection. This smoke alarm is well-suited for homes, residence halls, offices, and more.&nbsp;
 
  Voltage: 9V DC. 
  Power source: CR2450 battery. 
  Low-battery warnings.&nbsp; 
 

This is a gas alarm with a simple design in white. It is professionally designed to promise excellent performance. There are different designs available for you to choose from.
 
  Alarm decibel: &ge;85dB/3m. 
  Detective gas: natural gas and liquid gas. 
  Certification: CE. 
 

My Sourcing