Home Security & Protection Probe, Sensor Alarm Sensor 2022 Product List
Alarm Sensor 146,400 products found from 13,309  

Alarm Sensor manufacturers & suppliers

Fire Prevention Smoke Detector Safety Kit Fire Alarm Smoke Sensor with Wireless Home Alarm System

US$ 2.5 / Piece
(FOB Price)
3000 Pieces (MOQ)
  • Type : Smoke Alarm
  • Signal Transmission : Wireless Alarm
  • Working Mode : Active
  • Certification : RoHS, CE14604,Reach,Anpi,TUV, Intertek
  • Application : Indoor
  • Working Principle : Electro-Optical Type
  • More

Tuya Automatic Fall Alarm Monitoring Sensor with No Cameras for Smart Senior Care

US$ 1-299 / Piece
(FOB Price)
1 Piece (MOQ)
  • Product Name : Contactless Monitoring and Early Warning System
  • Material : PMMA, ABS
  • Detect Range : up to 23 FT. (7m)
  • Sdk : Available for Developers
  • APP : Tuyasmart, Andorid, Ios System, OEM APP
  • Application : Elderly Care, Smart Home Care
  • More

Ce Photo Electronic Smoke Detector Alarm Sensor

US$ 2-3 / Piece
(FOB Price)
10 Pieces (MOQ)
  • Type : Smoke Alarm
  • Signal Transmission : Stand Alone
  • Certification : CE, RoHS
  • Application : Indoor
  • Working Principle : Photo Electronic
  • Transmission Mode : Wireless
  • More

FST100-2010 Industrial Sound Monitoring Meter 4-20mA 0-5V 0-10V Rs485 Noise Sensor Sound With Alarm

US$ 39-60 / Piece
(FOB Price)
1 Piece (MOQ)
  • Type : Noise Sensor
  • Conductivity Type : Surface Type
  • Output Signal Type : Digital Type
  • Production Process : Integration
  • Material : Plastic
  • IP Rating : IP65
  • More

2019 Hot Shock Sensor for Burglar Alarm

US$ 7.69-8.1 / Piece
(FOB Price)
100 Pieces (MOQ)
  • Type : Sensor
  • Usage : Anti-theft
  • Installation Mode : Fit in
  • Application : Industry, Special Equipment
  • Model : Impaq/E(Tx199)
  • Detection Type : Vibration
  • More

Security Alarm Metal Window Rolling Shutter Magnetic Contact Switch Door Sensor

US$ 2.4-4.5 / Piece
(FOB Price)
100 Pieces (MOQ)
  • Signal Transmission : Wired
  • System : Sound and Magnetic System
  • Type : Anti-Theft Alarm
  • Application : Home, Communication Electronic Products, Industry, Special Equipment
  • Usage : Door, Window
  • Certification : CE, RoHS
  • More

Bridge Crane Alarm System Overhead Motion Sensor Microwave Anti Collision Device

US$ 10000-15000 / Set
(FOB Price)
5 Sets (MOQ)
  • After-sales Service : Can Arrange Engineering Arrive After Service
  • Warranty : 1 Year
  • Certification : CE, ISO9001
  • Condition : New
  • Operation Form : Auto Induction
  • Maximum Lifting Height : >40m
  • More

Honeywell Security Alarm System Shock Detector/Sensor Sc-100/Sc-105

US$ 55.00 / Piece
(FOB Price)
50 Pieces (MOQ)
  • Type : Sensor
  • Usage : Anti-theft
  • Installation Mode : Contact Type
  • Application : Home, Industry, Communication Electronic Products, Special Equipment
  • Model : Shock Detector/Sensor Sc-100/Sc-105
  • Shipment : DHL, UPS, FedEx....
  • More

Smart Home Alarm System Human Body Movement Sensor

50 Pieces (MOQ)
  • Type : Infrared Sensor Switch
  • Principle : Infrared
  • Wires : Two-Wires
  • Standard : Standard
  • Application : Warehouse
  • Size : All
  • More

Fuel/High/Water Level Alarm Sensor

US$ 220.3-282.8 / Piece
(FOB Price)
10 Pieces (MOQ)
  • Type : Overfill Alarm
  • Signal Transmission : Wired Alarm
  • Working Mode : Passive
  • Certification : ISO, CCC
  • Application : Indoor, Outdoor
  • Working Principle : Piezoelectric Sensor
  • More

Ceiling Mounted High Performance New Smart Home Range Smoke and Fire Alarm Sensor

US$ 15-25 / Piece
(FOB Price)
100 Pieces (MOQ)
  • Type : Smoke Detectors
  • Anti-theft Alarm System Approach : Active
  • Anti-Theft Alarm System Type : Smoke Alarms
  • Anti-Theft Alarm System-Wide : Space Security Alarm Detector
  • Types of Smoke Detectors : Photoelectric Smoke Style
  • Product Name : Dual Photoelectric Smoke Alarm Sensor CD290
  • More

Wireless Wired PIR Intrusion Anti-Theft Motion Alarm Detector Burglar Alarm Sensor for Infrared Movement with Pet Immunity Function

US$ 4-6 / Piece
(FOB Price)
1 Piece (MOQ)
  • Type : Anti-Theft Alarm
  • Signal Transmission : Wired Alarm
  • Working Mode : Passive
  • Certification : DOT, E-MARK, CE, ISO, FCC, RoHS, MUTCD, ASTM, AS/NZS, CCC, GS
  • Application : Indoor
  • Working Principle : Electromagnetic
  • More

Non Addressable Fire Alarm Smoke Detector, Smoke Sensor

US$ 1 / Piece
(FOB Price)
1 Piece (MOQ)
  • Product Approval : UL521/UL268
  • Operating Voltage : DC(12/24/48)V
  • Sampling Time : <(3~5)S
  • Alarm Indicator : Dual Red LEDs
  • Remote LEDs Output Current(Max) : 15mA
  • Reset Time : <5s
  • More

High Detection Accuracy Security Surveillance Smart Radar Sensor with Low False Alarm Rate

US$ 25000-30000 / Set
(FOB Price)
1 Set (MOQ)
  • Type : Sensor
  • Usage : Radar Monitoring
  • Installation Mode : Stationary Installation
  • Certification : ISO
  • Application : Communication Electronic Products
  • Working Mode : Phased Array + Pulse Doppler
  • More

WiFi Smart Alarm Infrared Sensors Wireless Human Motion Sensor Movement Detector Sensor

US$ 11.33-14.05 / Piece
(FOB Price)
20 Pieces (MOQ)
  • Type : Sensor
  • Usage : Anti-theft
  • Installation Mode : Wall Mounted
  • Certification : CE, ISO, RoHS, CCC
  • Application : Home, Industry
  • Port : Ningbo
  • More

Safety Infrared Photo Beam Sensor Alarm or Chime

US$ 25-40 / Piece
(FOB Price)
1 Piece (MOQ)
  • Type : Reflective Panels Type Photoelectric Sensor
  • Output Signal Type : Digital Type
  • Production Process : Integration
  • Material : Plastic
  • Feature : SemiConductor
  • IP Rating : IP65
  • More

WiFi Smart Independent Smoke Alarm Sensor Fire Alarm Detector Home Security System Smoke Alarm Fire Protection Smart Life Tuya Wireless Remote Control Alexa

US$ 11.1-12.1 / Piece
(FOB Price)
1 Piece (MOQ)
  • Type : Smoke Sensor Probe
  • Anti-theft Alarm System Approach : /
  • Anti-Theft Alarm System Type : Smoke Alarms
  • Anti-Theft Alarm System-Wide : /
  • Anti-Theft Alarm System Distance : 30 Square Meters
  • Types of Smoke Detectors : /
  • More

Alarm Smoke Sensor Household Wireless Fire Smoke Sensor with Large Battery HD Camera

US$ 125.6 / Piece
(FOB Price)
10 Pieces (MOQ)
  • Type : Smoke Detectors
  • Anti-theft Alarm System Approach : Passive
  • Anti-Theft Alarm System Type : Sound and Light Alarm
  • Anti-Theft Alarm System-Wide : Point Control Alarm Detectors
  • Types of Smoke Detectors : Photoelectric Smoke Style
  • Infrared Sensor Installation : Ceiling
  • More

Sr-31 High Quality ABS Surface Mount Wooden Door Alarm Magnetic Sensor

US$ 0.55-1.3 / Piece
(FOB Price)
1 Piece (MOQ)
  • Voltage : 12V/24V
  • Installation : Surface Mount with Screw
  • Alarm Gap Distance : 15-25cm
  • Size : 63*18*12 mm, 63*12*16 mm
  • Rated Voltage : 100VDC
  • Rated Current : 500mA
  • More

Fire Alarm Equipment Smoke Detector Sensor

US$ 22-25 / Piece
(FOB Price)
1 Piece (MOQ)
  • Type : Fire Alarm
  • Item : Smoke Detector Motion Sensor
  • Brand : Asenware
  • Fob Port : Shenzhen
  • Delivery Time : 10 Days
  • OEM : Available
  • More

Industrial Fixed 4-20mA Output LED Display Ozone Gas Leak Detector O3 Sensor with Alarm Light

US$ 220-1060 / Piece
(FOB Price)
1 Piece (MOQ)
  • Brand : Kelisaike
  • Customized : Non-Customized
  • Portable : Fixed
  • Certification : CE
  • Gas : NH3
  • Type : Electrochemical Gas Analyzer
  • More

Brake Pad Accessories Brake Pad Wear Alarm Sensor

US$ 0.6-2 / Piece
(FOB Price)
100 Pieces (MOQ)
  • Type : Brake System
  • Material : Copper/Plastic
  • Position : Front / Rear
  • Classification : Disc
  • Main Market : South America
  • Delivery Time : 30dasys
  • More

Security Door Alarm Window Alarm Sensors

US$ 3.1-4.2 / Piece
(FOB Price)
50 Pieces (MOQ)
  • Signal Transmission : RF Remote Control
  • System : Sound and Magnetic System
  • Type : Anti-Theft Alarm
  • Application : Home, Communication Electronic Products, Industry, Special Equipment, Traffic, Car/Motorcycle
  • Usage : Door, Personal, Smoke, Fire, Window, Auto
  • Certification : CE
  • More
  • China Supplier - Diamond Member

    Suppliers with verified business licenses

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    S4A Industrial Co., Limited
    • China Supplier - Diamond Member Diamond Member
    • Audited SuppliersAudited Supplier
    • Guangdong, China
    • Manufacturer/Factory

    • ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000, OHSAS/ OHSMS 18001, IATF16949, HSE, ISO 14064, QC 080000, GMP, BSCI

Wired Alarm Detector, PIR Motion Alarm Detector PIR Pet Immunity Sensor (WW-210PT)

US$ 4.5-6.5 / Piece
(FOB Price)
100 Pieces (MOQ)
  • Type : Sensor
  • Installation Mode : Wall Mounted
  • Certification : CE
  • Application : Home, Communication Electronic Products, Special Equipment
  • Packing : Carton
  • Port : Fuzhou
  • More

Tank Level Sensor for Continuous Indication and Alarm of Oil Level / Water Level / Sewage

US$ 28-30 / Piece
(FOB Price)
1 Piece (MOQ)
  • Type : Fuel Level Sensor
  • Contact : Contact
  • Output Signal Type : Switching Type
  • Production Process : Magnetic Induction
  • Feature : Magnetic Sensor
  • Material : Stainless Steel
  • More

Bus Engine Parts 3846A01-010 Air Alarm Pressure Sensor Sender for Dongfeng

US$ 20-23 / Piece
(FOB Price)
50 Pieces (MOQ)
  • Type : Resistance Strain Gauge Pressure Sensors
  • Component : Mechanical Structure Type
  • For : Strain Gauge Pressure Transmitter
  • Output Signal Type : Analog Type
  • Production Process : Ceramics
  • Material : Metal
  • More

Haiwang Digital Sensor P918h PIR Sensor China Ds18b20 Temperature Sensor Suppliers Home Security Alarm System Wireless PIR Sensor Alarm Car Parts Parking Sensor

US$ 0.29-0.35 / Piece
(FOB Price)
100 Pieces (MOQ)
  • Function Type : Mixing System, Infrared Range and Communication System, Thermal Imaging System, Search and Tracking System, Radiometer
  • Detection Type : Heat Detectors
  • Output Signal Type : Digital Type
  • Production Process : SemiConductor Integrated
  • Material : Organic Materials
  • IP Rating : IP67
  • More

Tuya Smart Home Zigbee Gas Detector Alarm Sensor

US$ 12-13 / Piece
(FOB Price)
100 Pieces (MOQ)
  • Type : Sensor
  • Usage : WiFi Siren Sensor
  • Installation Mode : Socket
  • Certification : CE, RoHS
  • Application : Home
  • Packing : Carton Box
  • More

Conventional 2 Wire Heat Sensor for Fire Shutter Door Fire Alarm System

US$ 7.8-8.7 / Piece
(FOB Price)
1 Piece (MOQ)
  • Type : Heat Sensor
  • Anti-theft Alarm System Approach : Fire Alarm
  • Types of Smoke Detectors : Temperature Detector
  • Product : Fire Roller Shutter Heat Detector
  • Wired : Non-Polarity 2 Wired
  • Application : Fire Shutter Door Heat Sensor
  • More

315MHz 433MHz Wireless GSM Detector Alarm Sensor for Home Security

US$ 26-28 / Piece
(FOB Price)
1 Piece (MOQ)
  • Type : Sensor
  • Usage : Anti-theft
  • Installation Mode : Wall Mounted
  • Certification : CE, FCC, CCC
  • Application : Home
  • Siren Volume : 110dB
  • More

IDC Room Leak Detect Point Water Leak Sensor Alarm System

1 Piece (MOQ)
  • Type : Sensor
  • Usage : Liquid
  • Certification : CE, ISO, RoHS
  • Application : Home, Industry
  • Power : DC9-30V
  • Output : No/Nc
  • More

Fbmc31c Reed Switch Sensor with ABS Case for Door/Window Alarm

US$ 0.08 / Piece
(FOB Price)
100 Pieces (MOQ)
  • Signal Transmission : Ultrasonic
  • System : Sound and Magnetic System
  • Type : Home Alarm
  • Application : Home, Communication Electronic Products, Industry, Special Equipment, Traffic, Car/Motorcycle
  • Usage : Door, Personal, Smoke, Fire, Window, Auto
  • Certification : CE, FCC, RoHS, CCC, GS
  • More

IEC62196 Leakage Alarm Detector Hall Sensor for DC Fast Charging

US$ 18.75-26.25 / Piece
(FOB Price)
1 Piece (MOQ)
  • Type : Electromagnetic
  • Output Signal Type : Digital Output
  • Production Process : Integration
  • Material : Plastic
  • Application : Switching Power Supply
  • Certification : RoHS
  • More
  • China Supplier - Diamond Member

    Suppliers with verified business licenses

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    IVY METERING CO., LTD.
    • China Supplier - Diamond Member Diamond Member
    • Audited SuppliersAudited Supplier
    • Shanghai, China
    • Manufacturer/Factory,Trading Company

    • ISO 9001, ISO 14001, QC 080000

Automatic Work Universal Distance Showing DVD Parking Sensor with Alarm

US$ 10 / Piece
(FOB Price)
200 Pieces (MOQ)
  • Applicable Model : Car, SUV
  • Certification : RoHS, CE
  • Warranty : 12 Months
  • Material : ABS
  • Product Name : Car Parking Sensor
  • Sensor Quantity : 8 Sensors
  • More

Mtv-285 Integrated Liquid Level Display, Alarm, Heating, Filtering, Liquid Delivery and Other Functions Adblue Level Sensor for Bus

US$ 50-90 / Piece
(FOB Price)
10 Pieces (MOQ)
  • Car Make : Various Types of Trucks
  • Car Model : Bus
  • Engine Type : Urea Tank with SCR System
  • Body Material : Steel
  • Certification : ISO9001
  • Noise Source : Automobile Chassis Noise
  • More

Chinese Supplier Brake Pad Alarm Wear Sensor for BMW OEM 34356857154

US$ 0.5-2 / Piece
(FOB Price)
200 Pieces (MOQ)
  • Production Process : Plastic Injection
  • Output : Digital Sensor
  • Brand : Tianyi
  • Material : Mixture
  • OE No. : 34356857154
  • Place of Origin : Shandong, China
  • More

10 Year Lithium Battery Standalone Smoke Detectors Fire Alarm Sensor

US$ 6.66-9.11 / Piece
(FOB Price)
1 Piece (MOQ)
  • Type : Smoke Detectors
  • Anti-theft Alarm System Approach : Passive
  • Anti-Theft Alarm System Type : Smoke Alarms
  • Anti-Theft Alarm System-Wide : 85dB / 3m
  • Anti-Theft Alarm System Distance : Common Detectors
  • Types of Smoke Detectors : Photoelectric Smoke Style
  • More

Zigbee WiFi Water Leak Detector Smart Home Security Alarm System Water Leakage Flood Sensor

US$ 8.99-12.99 / Piece
(FOB Price)
1 Piece (MOQ)
  • Usage : Smart Home Security Alarm System
  • Installation Mode : Flat
  • Certification : CE
  • Application : Home
  • Color : White
  • Product Name : Zigbee Water Leakage Sensor
  • More

OE 34351164372 Car Accessories Alarm Line Brake System Parts Brake Pad Wear Sensor for BMW E46 Rear

US$ 1-1.3 / Set
(FOB Price)
50 Sets (MOQ)
  • After-sales Service : 30000-50000kms
  • Warranty : 30000-50000kms
  • Type : Brake Pads
  • Material : Rubber
  • Certification : ISO/TS16949, ISO9001, AMECA, ECE
  • Main Market : South America, North America, Eastern Europe, Mild East, Southeast Asia, Africa, Western Europe, Eastern Asia, Northern Europe, Oceania, Southern Europe, Central America, South Asia, Domestic Market
  • More

0-10bar Oil Pressure Sensor with Alarm NPT 1/8″

US$ 5 / Piece
(FOB Price)
20 Pieces (MOQ)
  • Output Signal Type : Analog Type
  • Production Process : Ceramics
  • Material : Ceramics
  • Thread Type : NPT
  • Wiring Type : Two-Wire
  • Certification : CE
  • More

Hiland P5112 Wireless Single Beam Photocell Infrared Sensor Alarm with 2 Years Batteries

US$ 10 / Piece
(FOB Price)
100 Pieces (MOQ)
  • Structure : Wheeled
  • Driving Type : Electromechanical
  • Electric Current Type : AC
  • Brand : Hiland
  • Working Voltage : 12V-24V AC/DC; 2X1.5V AA Size Battery
  • Temperature Rane : -20c -60c
  • More