40,402 products found for 2,020  

Wholesale Air Quality Alarm

manufacturers & suppliers

Wall Mounted Voc Gas Alarm for Air Quality Monitoring

FOB Price: US $ 463.76-825.28 / Piece
Min. Order: 1 Piece
  • Brand: Korno
  • Customized: Non-Customized
  • Portable: Non Portable
  • Certification: CE, CPA, CMC, Cnex, ISO, Ohsas
  • Gas: Voc
  • Type: Semiconductor

Air Quality Monitor No2 Gas Alarm with Build-in Pump

FOB Price: US $ 478-838.88 / Piece
Min. Order: 1 Piece
  • Brand: Korno
  • Customized: Customized
  • Portable: Portable
  • Certification: CE, CPA, CMC, Cnex, ISO, Ohsas
  • Gas: NO2
  • Type: Electrochemical Gas Analyzer

Formaldehyde Alarm for Car Air Quality Monitoring (CH2O)

FOB Price: US $ 378.99-620.58 / Piece
Min. Order: 1 Piece
  • Brand: Korno
  • Customized: Customized
  • Portable: Portable
  • Certification: CE, CPA, CMC, Cnex, ISO, Ohsas
  • Gas: CH2o
  • Type: Electrochemical Gas Analyzer

Mini Hand-Held Formaldehyde Gas Alarm IP66 (CH2O 0-10ppm)

FOB Price: US $ 378-405.88 / Piece
Min. Order: 1 Piece
  • Brand: Korno
  • Customized: Customized
  • Portable: Portable
  • Certification: CE, CPA, CMC, Cnex, ISO, Ohsas
  • Gas: CH2o
  • Type: Electrochemical Gas Analyzer

Carbon Dioxide Fixed Gas Sensor Gas Alarm (CO2)

FOB Price: US $ 379.89-1688.55 / Piece
Min. Order: 5 Pieces
  • Brand: Korno
  • Customized: Non-Customized
  • Portable: Non Portable
  • Certification: CE, CPA,ISO,CMC,Cnex
  • Gas: CO2
  • Type: Non-Dispersive Infrared Analysis

Fixed Online Carbon Dioxide Gas Alarm with Pump (CO2)

FOB Price: US $ 409.89-1888.55 / Piece
Min. Order: 1 Piece
  • Brand: Korno
  • Customized: Non-Customized
  • Portable: Non Portable
  • Certification: CE, CPA
  • Gas: CO2
  • Type: Non-Dispersive Infrared Analysis

Safety Equipment Toxic Nitric Oxide No Gas Alarm (NO)

FOB Price: US $ 487.64-868.65 / Piece
Min. Order: 1 Piece
  • Brand: Korno
  • Customized: Customized
  • Portable: Non Portable
  • Certification: CE, CPA, CMC, Cnex, ISO
  • Gas: NO
  • Type: Electrochemical Gas Analyzer

IP65 LCD Display Formaldehyde Gas Alarm (CH2O)

FOB Price: US $ 424.88-788.55 / Piece
Min. Order: 1 Piece
  • Brand: Korno
  • Customized: Non-Customized
  • Portable: Non Portable
  • Certification: CE, CPA, CMC, Cnex, ISO, Ohsas
  • Gas: CH2o
  • Type: Electrochemical Gas Analyzer

Alarm with a Buzzers High-Decibel 3916 Alarm Piezo Buzzer

FOB Price: US $ 0.75-0.8 / Piece
Min. Order: 100 Pieces
  • Category: Buzzer
  • Transmission Mode: Air-conduction
  • Cone: Polypropylene and Titanium Edge
  • Transducer Principle: Piezoelectric Earphone
  • Style: Head-mounted
  • Radiation Mode: Direct Radiation Type
  • Dongguan Kesen Electronic Plastic Co., Ltd.
  • Guangdong

Room Iaq Monitor Alarm

  • Production Capacity: 50000PCS/Year
  • Shanghai Rinch Industrial Co., Limited
  • Shanghai

Alarm Decibel High Voice Piezo Ceramic Buzzer

FOB Price: US $ 0.75-0.8 / Piece
Min. Order: 100 Pieces
  • Category: Buzzer
  • Transmission Mode: Air-conduction
  • Cone: Polypropylene and Titanium Edge
  • Transducer Principle: Piezoelectric Earphone
  • Style: Head-mounted
  • Radiation Mode: Direct Radiation Type
  • Dongguan Kesen Electronic Plastic Co., Ltd.
  • Guangdong

Sulfur Dioxide SO2 Gas Detector Sensor 400 ppm Flue Gas Air Quality Environmental Emission Monitoring with Filter Slim

FOB Price: US $ 33-333 / Piece
Min. Order: 1 Piece
  • Type: Electrochemical Gas Sensor
  • Conductivity Type: Volume Control Type
  • Output Signal Type: Digital Type
  • Production Process: Integration
  • Material: Plastic
  • IP Rating: IP20

Wholesale Smoke Alarm with Cheap Price

FOB Price: US $ 3.5 / Piece
Min. Order: 1 Piece
  • Type: Smoke Alarm
  • Signal Transmission: Standalone Fire Alarm
  • Working Mode: Passive
  • Certification: CE, ISO, RoHS
  • Application: Indoor
  • Sensor Type: Standalone Fire Alarm

Top Sale Logo Printed Custom Giveaways Wholesale LED Pedometer and Alarm

FOB Price: US $ 1.7-3 / Piece
Min. Order: 1000 Pieces
  • Type: Pedometer
  • Usage: Timer Switch, Time Counter
  • Function: Addition Counter, Reversible Counter
  • Theory: Mechanical
  • Carry Mode: Synchronous Counter
  • Carry Base: Module-n Synchronous Counter

China Wholesale Kitchen Gas Detector Alarm with Shut off Valve

FOB Price: US $ 8.6-9 / Piece
Min. Order: 1 Piece
  • Type: Gas Alarm
  • Signal Transmission: Wired Alarm
  • Working Mode: Passive
  • Certification: CE, ISO, RoHS
  • Application: Indoor
  • Sensor Type: Gas Alarm

New Door Alarm for Access Alarm System

FOB Price: US $ 0.78-1 / Piece
Min. Order: 1 Piece
  • Signal Transmission: Cable
  • System: Electromagnetic System
  • Type: Anti-Theft Alarm
  • Application: Home, Communication Electronic Products, Industry
  • Usage: Door, Fire, Window
  • Certification: CE, ISO, RoHS

Fire Security Control Panel Host Conventional Alarm

FOB Price: US $ 100-600 / Piece
Min. Order: 1 Piece
  • Type: Industry Alarm
  • Anti-theft Alarm System Approach: Active
  • Anti-Theft Alarm System Type: Smoke Alarms
  • Anti-Theft Alarm System-Wide: Wire Alarm Detectors
  • Anti-Theft Alarm System Distance: Power Detector
  • Types of Smoke Detectors: Photoelectric Smoke Style

Carbon Monoxide Alarm Battery Operated Co Alarm En50291 Approval (Venus)

FOB Price: US $ 9.5 / Piece
Min. Order: 500 Pieces
  • Type: Carbon Monoxide Alarm
  • Signal Transmission: Battery Operated Co Alarm
  • Working Mode: Natural Diffusion
  • Certification: CE, ISO, RoHS
  • Sensor Type: Electrochemical Sensor
  • Working Principle: Electrochemical

Wireless Anti Lost Alarm Bluetooth with Selfie Remote Shutter

FOB Price: US $ 1.08-1.5 / Piece
Min. Order: 100 Pieces
  • Signal Transmission: RF Remote Control
  • System: Intelligent System
  • Type: Anti-Theft Alarm
  • Application: Home, Communication Electronic Products
  • Usage: Personal
  • Certification: CE, RoHS

LPG Gas Leak Detector Alarm Jdj-200

FOB Price: US $ 10-12.31 / Piece
Min. Order: 1 Piece
  • Brand: Santrol
  • Customized: Customized
  • Portable: Portable
  • Certification: CE, RoHS
  • Gas: Halogen Refrigerant
  • Type: Electrochemical Gas Analyzer

125dB Self Defense Device Alarm with PIR Motion Sensor (HW-810)

FOB Price: US $ 2.95-3.95 / Piece
Min. Order: 500 Pieces
  • Type: Anti-Theft Alarm
  • Signal Transmission: Wireless Alarm
  • Working Mode: Passive
  • Certification: CE, RoHS
  • Application: Outdoor
  • Sensor Type: Electric Alarm

Stsg-02 Hooter Audio Visual Alarm

FOB Price: US $ 50-60 / Piece
Min. Order: 1 Piece
  • Type: Industry Alarm
  • Signal Transmission: Wired Alarm
  • Working Mode: Active
  • Certification: CE, ISO, CCC
  • Application: Outdoor
  • Sensor Type: Acoustic Alarm
  • China Supplier - Gold Member

    Suppliers with verified business licenses

    Yueqing Shuntong Imp. & Exp. Co., Ltd.
  • Zhejiang ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000, OHSAS/ OHSMS 18001, ISO/TS 16949, HSE, ISO 14064, QC 080000, GMP, BSCI, BRC, SA 8000, QHSE, HACCP, BS 25999-2, ISO 13485, EICC, ANSI/ESD, SEDEX, ISO 22000, AIB, WRAP, GAP, ASME, ISO 29001, BREEAM, HQE, SHE Audits, IFS, QSR, ISO 50001, LEED, PAS 28000, FSC, ISO 10012, ISO 17025

Smart Home GSM/PSTN Wale Wireless Alarm GSM with High Quality

FOB Price: US $ 37-45 / Piece
Min. Order: 10 Pieces
  • Type: Anti-Theft Alarm
  • Signal Transmission: Wireless Alarm
  • Working Mode: Passive
  • Certification: CE, FCC, RoHS, CCC
  • Application: Indoor
  • Sensor Type: Infrared Alarm System

Battery Operated 0-100%Lel Methane Sensor Portable LPG Alarm

FOB Price: US $ 250-450 / Piece
Min. Order: 1 Piece
  • Brand: Kelisaike
  • Customized: Customized
  • Portable: Portable
  • Certification: CE
  • Gas: CH4
  • Type: Electrochemical Gas Analyzer

Powerful Lightweight Promotion Indoors and Outdoor Publicity Alarm Recording Bugle

FOB Price: US $ 4.65 / Piece
Min. Order: 100 Pieces
  • Category: Speaker
  • Transmission Mode: Air-conduction
  • Cone: Paper Cone
  • Transducer Principle: Electrostatic Earphone
  • Style: Portable
  • Radiation Mode: Direct Radiation Type

17mm Mini Micro Piezoelectric Buzzer Height 7.5mm 9V Alarm Beeper

FOB Price: US $ 0.1-0.3 / Piece
Min. Order: 1000 Pieces
  • Category: Buzzer
  • Transmission Mode: Air-conduction
  • Cone: Plastic Frame
  • Transducer Principle: Piezoelectric Earphone
  • Style: Mini
  • Radiation Mode: Indirect Radiation Type

Best-Selling Home Smoke Alarm Fire Alarm for Home System Kl-Yg02

FOB Price: US $ 3-3.5 / Piece
Min. Order: 200 Pieces
  • Model No: Kl-Yg02
  • Quality: High
  • Alarm Current: 10-30mA
  • Alarm Volume: 75dB
  • Encoding Type: Fixed Code, 2262
  • Output: Wired, Wireless, Independent

GSM Telephone Line Home Wireless Safe Burglar Alarm with Fire Smoke Detector

FOB Price: US $ 59-68 / Piece
Min. Order: 5 Pieces
  • Signal Transmission: Radio Waves
  • System: Electromagnetic System
  • Type: Home Alarm
  • Application: Home, Communication Electronic Products, Industry, Special Equipment
  • Usage: Door, Personal, Smoke, Fire, Window, Auto
  • Certification: DOT, CE, ISO, FCC, RoHS, CCC, GS

Electronic Car Driver Safety Alarm

FOB Price: US $ 0.95-1.9 / Piece
Min. Order: 100 Pieces
  • Type: Anti-Sleep Alarm
  • Signal Transmission: Wireless Alarm
  • Working Mode: Passive
  • Application: Indoor, Outdoor
  • Sensor Type: Electric Alarm
  • Working Principle: Electro-Acoustic Style

Photoelectric Switch 6m Alarm System

FOB Price: US $ 6-10 / Piece
Min. Order: 200 Pieces
  • Type: Reflective Panels Type Photoelectric Sensor
  • Output Signal Type: Analog Type
  • Production Process: Integration
  • Material: Plastic
  • Feature: Low Temperature Resistant
  • IP Rating: IP55
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