35,933 products found for 1,283  

Wholesale Signal Alarm

manufacturers & suppliers

200 mm Solar Warning Traffic Light / Alarm Signals

Min. Order: 10 Pieces
  • Material: PC/PVC
  • Application: Road Construction, Railway, Parking, Road
  • Packing: 1 PCS/Carton
  • Standard: 240*243*130 mm
  • Port: Shenzhen
  • Production Capacity: 40000/Month

4-20mA Output Signal Co Detector RS485 Transmission Fixed Alarm

FOB Price: US $ 280-400 / Piece
Min. Order: 1 Piece
  • Brand: Kelisaike
  • Customized: Non-Customized
  • Portable: Fixed
  • Certification: CE
  • Gas: CO
  • Type: Electrochemical Gas Analyzer

Steel Electrical Acousto-Optic Signal Alarm

FOB Price: US $ 5-20 / Piece
Min. Order: 200 Pieces
  • Type: Industry Alarm
  • Signal Transmission: Wired Alarm
  • Working Mode: Passive
  • Certification: CE, ISO
  • Application: Indoor, Outdoor
  • Sensor Type: Electric Alarm

Piezoelectric Signal Buzzer Piece of Alarm

FOB Price: US $ 1 / Piece
Min. Order: 100 Pieces
  • Type: Home Alarm
  • Signal Transmission: Wireless Alarm
  • Working Mode: Passive
  • Certification: DOT, CE, ISO, RoHS, MUTCD, ASTM, CCC
  • Application: Indoor, Outdoor
  • Sensor Type: Infrared Alarm System

0-20ppm Fixed Ozone Detector 4-20mA Output Signal O3 Alarm

FOB Price: US $ 199-499 / Piece
Min. Order: 1 Piece
  • Brand: Kelisaike
  • Customized: Non-Customized
  • Portable: Fixed
  • Certification: CE
  • Gas: O3
  • Type: Electrochemical Gas Analyzer

Anti Fatigue Alarm for Highway Safety Avoid Collision System with Signal Output and Speed Limit to Avoid

Min. Order: 1 Piece
  • Type: Anti Collision Alarm
  • Signal Transmission: Wired Alarm
  • Working Mode: Passive
  • Certification: CE, RoHS
  • Application: in-Car
  • Sensor Type: Camera

Well Selling En14604 Approved 9V Smoke Alarm, Made in China (SND-500-S)

FOB Price: US $ 1.00 / Piece
Min. Order: 1 Piece
  • Type: Smoke Alarm
  • Power Source: DC 9V
  • Alarm Response Threshold: (0.08~0.15)Db/M
  • Visual Alarm Indicator: Flashing Red LED
  • Low Battery Signal: Audible Signal Each 30s for 32 Days
  • Hush Time: 8 Min

9V, Smoke and Heat Alarm, Sounder, Interconnect (202-002)

FOB Price: US $ 1.00 / Piece
Min. Order: 1 Piece
  • Type: Smoke Alarm
  • Power Source: DC 9V
  • Alarm Response Threshold(Temperature): 57 Centigrade Degree
  • Visual Alarm Indicator: Flashing Red LED
  • Low Battery Signal: Audible Signal Each 30s for 32days
  • Number of Interconnected Units: 38

3G Car GPS Tracker Over Speed Alarm Tk119-3G

FOB Price: US $ 40-44 / Piece
Min. Order: 10 Pieces
  • Model Number: Tk119-3G
  • Dimension(mm): 87(L)X41.6(W)X 12(H)
  • GSM Frequency: 850/900/1800/1900MHz
  • WCDMA Frequency: W850/W1900/W2100MHz
  • Weight: 50g
  • Waterproof: IP67

Ms-590 Double Electric Motor Siren outdoor High Power Alarm

Min. Order: 1 Piece
  • Type: Gas Detector
  • Usage: Elevator,Transport Cart, Ship etc
  • Installation Mode: Visual/Audible Alarm, Output Network Signal
  • Certification: CE, ISO, FCC, RoHS, CCC
  • Application: Home, Communication Electronic Products, Special Equipment, Car/Motorcycle, Traffic
  • Voltage: AC110V 230V

Stw GS506 Lpcb Fire Smoke Alarm

FOB Price: US $ 4.99 / Piece
Min. Order: 500 Pieces
  • Type: Smoke Sensor Probe
  • Anti-theft Alarm System Approach: Active
  • Anti-Theft Alarm System Type: Telephone Alarm
  • Anti-Theft Alarm System-Wide: Point Control Alarm Detectors
  • Anti-Theft Alarm System Distance: Common Detectors
  • Types of Smoke Detectors: Ionization Smoke Style

High Sensitivity Residential Water Leakage Alarm (204-001)

FOB Price: US $ 1 / Piece
Min. Order: 1 Piece
  • Type: Home Alarm
  • Signal Transmission: Wireless Alarm
  • Working Mode: Active
  • Certification: CE, ISO
  • Application: Indoor, Outdoor
  • Sensor Type: Electric Alarm

Ce Approved LPG Alarm with LED Display (ES-6012GD)

FOB Price: US $ 5-8 / Piece
Min. Order: 10 Pieces
  • Type: Gas Alarm
  • Signal Transmission: Wired and Wireless Alarm
  • Working Mode: Passive
  • Certification: CE, ISO, FCC, RoHS, CCC
  • Application: Indoor
  • Sensor Type: Semi-Conductor

9V, Heat Alarm, Sounder (202-003)

FOB Price: US $ 1.00 / Piece
Min. Order: 1 Piece
  • Type: Smoke Alarm
  • Power Source: DC 9V
  • Alarm Response Threshold(Temperature): 57 Centigrade Degree
  • Visual Alarm Indicator: Flashing Red LED
  • Low Battery Signal: Audible Signal Each 30s for 32days
  • Number of Interconnected Units: 38

Alarm Control Panel Connected with 4-20mA RS485 Transmission Fixed Gas Detector

FOB Price: US $ 299-599 / Piece
Min. Order: 1 Piece
  • Brand: Kelisaike
  • Customized: Non-Customized
  • Portable: Non Portable
  • Gas: H2S
  • Type: Controller
  • Item: Gas Detector Controller

Embedded Gas Leakage Detector Alarm with Semiconductor Sensor

FOB Price: US $ 4.7-6.5 / Piece
Min. Order: 10 Pieces
  • Type: Infrared Gas Sensor
  • Production Process: SemiConductor Integrated
  • Material: Ceramics
  • Sensitivity: High
  • Certification: CE
  • Customized: Customized

House Hold Combustible Gas / Natural Gas Alarm

FOB Price: US $ 10-1000 / Piece
Min. Order: 1 Piece
  • Type: Gas Alarm
  • Signal Transmission: Wireless Alarm
  • Working Mode: Passive
  • Certification: CE, ISO, RoHS
  • Application: Indoor, Outdoor
  • Sensor Type: Double Technology Alarm

GS810 En50291 Approval Pending Bsi Mini Co Alarm

FOB Price: US $ 4.99 / Piece
Min. Order: 500 Pieces
  • Type: Gas Sensor Probe
  • Anti-theft Alarm System Approach: Active
  • Anti-Theft Alarm System Type: Telephone Alarm
  • Anti-Theft Alarm System-Wide: Point Control Alarm Detectors
  • Anti-Theft Alarm System Distance: Common Detectors
  • Types of Smoke Detectors: Ionization Smoke Style

Wired Gas Alarm with LED Display (ES-6012GD)

FOB Price: US $ 5-8 / Piece
Min. Order: 10 Pieces
  • Type: Gas Alarm
  • Signal Transmission: Wired and Wireless Alarm
  • Working Mode: Passive
  • Certification: CE, ISO, FCC, RoHS, CCC
  • Application: Indoor
  • Sensor Type: Semi-Conductor

GS592 Wireless Combined Smoke and Heat Alarm

FOB Price: US $ 4.99 / Piece
Min. Order: 500 Pieces
  • Type: Smoke Sensor Probe
  • Anti-theft Alarm System Approach: Active
  • Anti-Theft Alarm System Type: Telephone Alarm
  • Anti-Theft Alarm System-Wide: Point Control Alarm Detectors
  • Anti-Theft Alarm System Distance: Common Detectors
  • Types of Smoke Detectors: Ionization Smoke Style

LCD Display Carbon Monoxide Alarm with Back up Battery (ES-6906C)

FOB Price: US $ 5-6 / Piece
Min. Order: 10 Pieces
  • Type: Carbon Monoxide Alarm
  • Conductivity Type: Non-conductivity Type
  • Output Signal Type: Analog Type
  • Production Process: SemiConductor Integrated
  • Material: Plastic
  • IP Rating: IP68

Simple Safety Alarm Security System Residential Water Leakage Alarm (204-001)

FOB Price: US $ 1 / Piece
Min. Order: 1 Piece
  • Type: Home Alarm
  • Signal Transmission: Wireless Alarm
  • Working Mode: Active
  • Certification: CE, ISO
  • Application: Indoor, Outdoor
  • Sensor Type: Electric Alarm

LCD Display Co Alarm with Ce Certificate (ES-6906C)

FOB Price: US $ 5-6 / Piece
Min. Order: 10 Pieces
  • Type: Carbon Monoxide Alarm
  • Conductivity Type: Non-conductivity Type
  • Output Signal Type: Analog Type
  • Production Process: SemiConductor Integrated
  • Material: Plastic
  • IP Rating: IP68

Stw GS535 NF Mini Smoke Alarm

FOB Price: US $ 4.95 / Piece
Min. Order: 500 Pieces
  • Type: Smoke Sensor Probe
  • Anti-theft Alarm System Approach: Active
  • Anti-Theft Alarm System Type: Telephone Alarm
  • Anti-Theft Alarm System-Wide: Point Control Alarm Detectors
  • Anti-Theft Alarm System Distance: Common Detectors
  • Types of Smoke Detectors: Ionization Smoke Style

9V, Heat Alarm, Sounder, Interconnect (202-004)

FOB Price: US $ 1.00 / Piece
Min. Order: 1 Piece
  • Type: Smoke Alarm
  • Power Source: DC 9V
  • Alarm Response Threshold(Temperature): 57 Centigrade Degree
  • Visual Alarm Indicator: Flashing Red LED
  • Low Battery Signal: Audible Signal Each 30s for 32days
  • Number of Interconnected Units: 38

GS882 Wireless Combined Co and Smoke Alarm

FOB Price: US $ 4.99 / Piece
Min. Order: 500 Pieces
  • Type: Smoke Sensor Probe
  • Anti-theft Alarm System Approach: Active
  • Anti-Theft Alarm System Type: Telephone Alarm
  • Anti-Theft Alarm System-Wide: Point Control Alarm Detectors
  • Anti-Theft Alarm System Distance: Common Detectors
  • Types of Smoke Detectors: Ionization Smoke Style

Residential Combine Smoke and Heat Alarm (202-001)

FOB Price: US $ 1.00 / Piece
Min. Order: 1 Piece
  • Type: Smoke Alarm
  • Power Source: DC 9V
  • Alarm Response Threshold(Temperature): 57 Centigrade Degree
  • Visual Alarm Indicator: Flashing Red LED
  • Low Battery Signal: Audible Signal Each 30s for 32days
  • Number of Interconnected Units: 38

Gas Detector Wired Gas Leakage Detector Wireless Gas Alarm (ES-6003GD)

FOB Price: US $ 4.9-7 / Piece
Min. Order: 1 Piece
  • Type: Carbon Monoxide Alarm
  • Conductivity Type: Non-conductivity Type
  • Output Signal Type: Analog Type
  • Production Process: SemiConductor Integrated
  • Material: Plastic
  • IP Rating: IP68

GS507 Kriwan Battery Smoke Alarm

FOB Price: US $ 4.99 / Piece
Min. Order: 500 Pieces
  • Type: Smoke Sensor Probe
  • Anti-theft Alarm System Approach: Active
  • Anti-Theft Alarm System Type: Telephone Alarm
  • Anti-Theft Alarm System-Wide: Point Control Alarm Detectors
  • Anti-Theft Alarm System Distance: Common Detectors
  • Types of Smoke Detectors: Ionization Smoke Style

Wall Mounted PIR Alarm with 86 Rotable Bracket

FOB Price: US $ 4-6 / Piece
Min. Order: 1 Piece
  • Type: Anti-Theft Alarm
  • Signal Transmission: Wired Alarm
  • Working Mode: Passive
  • Certification: CE, ISO, FCC, RoHS, CCC
  • Application: Indoor
  • Sensor Type: Infrared Alarm System
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