Products

Suppliers
Filter Gallery
19,807

Wholesale Detector Relay

Products

Sorry! No matches were found.

5 Pins Communication Reed Relay Contract Form 1A 1b 1c for Automatic Device&Detector Wl4101-S-112D

5 Pins Communication Reed Relay Contract Form 1A 1b 1c for Automatic Device&Detector Wl4101-S-112D

US $ 0.135 / Piece FOB
1,000 Pieces (MOQ)
More
Main Products: Magnetic Latching Relay, Auto Relay, Power Relay, Communication Relay, Generally Relay, Industrial Relay, Reed Relay, Car Relay, PCB Relay
Contact Supplier
Audited Supplier
Jiangxi Weiqi Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Jiangxi, China Since 2017
Chat Now Send Inquiry
Zjj-101b 0-1500V DC Ground Fault Detector Device Monitoring Insulation Resistance Earth Fault Leakage Relay for Ungrounded System Protection

Zjj-101b 0-1500V DC Ground Fault Detector Device Monitoring Insulation Resistance Earth Fault Leakage Relay for Ungrounded System Protection

US $ 100-200 / Piece FOB
1 Piece (MOQ)
Contact Supplier
Audited Supplier
Chongqing Blue Jay Technology Co., Ltd

Chongqing, China Since 2024
Chat Now Send Inquiry
Double-Channel Ground Fault Detector DC Insulation Monitoring Relay of It Systems

Double-Channel Ground Fault Detector DC Insulation Monitoring Relay of It Systems

US $ 90-150 / Piece FOB
1 Piece (MOQ)
More
Main Products: Panel Meter, Energy Meter, Multifunction Power Meter, Protection Relay, Electrical Transducer, Thermostat, Smart Meter, Temperature Sensor, Energy Metering, Low Voltages
Contact Supplier
Audited Supplier
Chongqing Blue Jay Technology Co., Ltd

Chongqing, China Since 2024
Chat Now Send Inquiry
Honeywell Kromschröder IFW15-T KS84359020 Flame Detector Flame Relay IFW 15-T

Honeywell Kromschröder IFW15-T KS84359020 Flame Detector Flame Relay IFW 15-T

US $ 1-269 / Piece FOB
1 Piece (MOQ)
More
Usage : Household Appliances Relay, Communication Relay
Contact Supplier
Audited Supplier
BNSENS Co., Ltd.

Jiangsu, China Since 2024
Chat Now Send Inquiry
Cheap Price 3A 125VAC Wqe Wl4100-S-112D Communication Relay for Detector&Communication Equipment

Cheap Price 3A 125VAC Wqe Wl4100-S-112D Communication Relay for Detector&Communication Equipment

US $ 0.14 / Piece FOB
1,000 Pieces (MOQ)
More
Main Products: Magnetic Latching Relay, Auto Relay, Power Relay, Communication Relay, Generally Relay, Industrial Relay, Reed Relay, Car Relay, PCB Relay
Contact Supplier
Audited Supplier
Jiangxi Weiqi Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Jiangxi, China Since 2017
Chat Now Send Inquiry
Reliable Partner Wqe Communication Reed Relay Wl4100-S-112D for Household Appliance&Detector 3A 125VAC

Reliable Partner Wqe Communication Reed Relay Wl4100-S-112D for Household Appliance&Detector 3A 125VAC

US $ 0.14 / Piece FOB
1,000 Pieces (MOQ)
More
Number of Pole : 1
Contact Supplier
Audited Supplier
Jiangxi Weiqi Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Jiangxi, China Since 2017
Chat Now Send Inquiry
Digital DC Earth Fault Leakage Detector Monitor Relay for Over Current Earth Leakage Protection

Digital DC Earth Fault Leakage Detector Monitor Relay for Over Current Earth Leakage Protection

US $ 200-400 / pieces FOB
1 pieces (MOQ)
More
Main Products: Panel Meter, Energy Meter, Multifunction Power Meter, Protection Relay, Electrical Transducer, Thermostat, Smart Meter, Temperature Sensor, Energy Metering, Low Voltages
Contact Supplier
Audited Supplier
Chongqing Blue Jay Technology Co., Ltd

Chongqing, China Since 2024
Chat Now Send Inquiry
Transformer Accessories Qj19-50 Series Detector Gas Relay for Transformer Buchholz Relay

Transformer Accessories Qj19-50 Series Detector Gas Relay for Transformer Buchholz Relay

US $ 13-15 / Piece FOB
5 Pieces (MOQ)
Contact Supplier
Audited Supplier
XIN CHENG INDUSTRY MATERIAL CO., LTD.

Tianjin, China Since 2018
Chat Now Send Inquiry
New-Original Ea-Ton-Mtl5516c Mtl-2 Channel-Zener Barrier-Switch/Proximity Detector-Interface Namur-Sensor Switch-Input Relay-Output Atex Good-Price in-Stock

New-Original Ea-Ton-Mtl5516c Mtl-2 Channel-Zener Barrier-Switch/Proximity Detector-Interface Namur-Sensor Switch-Input Relay-Output Atex Good-Price in-Stock

US $ 55-90 / Piece FOB
1 Piece (MOQ)
More
Main Products: Inverter / Servo, PLC, Relay, IGBT Module, HMI, VFD, Sensor
Contact Supplier
Audited Supplier
Energy Technology Co., Ltd. (Shenzhen)

Guangdong, China Since 2017
Chat Now Send Inquiry
Cheap Natural Gas Liquefied Gas Leak Detector Fire Alarm Relay Output

Cheap Natural Gas Liquefied Gas Leak Detector Fire Alarm Relay Output

US $ 4-6 / Piece FOB
100 Pieces (MOQ)
More
Working Principle : Electro-Optical Type
Contact Supplier
Audited Supplier
Mantern Industrial Co., Limited

Henan, China Since 2013
Chat Now Send Inquiry
Best-Selling Photoelectric, 4-Wire, Conventional Co Gas Detector, Relay Output

Best-Selling Photoelectric, 4-Wire, Conventional Co Gas Detector, Relay Output

US $ 1 / Piece FOB
1 Piece (MOQ)
More
Main Products: Addressable Fire Alarm System, Non-Addressable Fire Alarm System, Residential Alarm Products, Heat Detector, Fire Alarm Control System, Gas Detector, Flame Detector, Fire Alarm, Conventional Smoke Detector, Addressable Smoke Detector
Contact Supplier
Audited Supplier
Ningbo Ambest Electronics Co., Ltd.

Zhejiang, China Since 2012
Chat Now Send Inquiry
4-Wire Smoke & Heat Detector Relay No/Nc Option CE Certified for OEM/ODM Projects

4-Wire Smoke & Heat Detector Relay No/Nc Option CE Certified for OEM/ODM Projects

US $ 9.5-10.7 / Piece FOB
1 Piece (MOQ)
More
Application : Indoor, Outdoor
Contact Supplier
Audited Supplier
Shenzhen Xinhean Technology Co., Ltd.

Guangdong, China Since 2019
Chat Now Send Inquiry
Related Searches
Alarm Fire Alarm & Smoke Detector Probe, Sensor Alarm Host Photoelectric Sensor Infrared Sensor
Home Security Alarm System Commercial Alarm System Smoke Detector Carbon Monoxide Alarm Personal Alarm Car Alarm
Factory Cheap Natural Gas Liquefied Gas Leak Detector Fire Alarm Relay Output

Factory Cheap Natural Gas Liquefied Gas Leak Detector Fire Alarm Relay Output

US $ 4-6 / Piece FOB
100 Pieces (MOQ)
More
Main Products: Gas Detector, Call Point, Carbon Monoxide Detector, Manual Operated Siren, Fire Hose Nozzle, Fire Fighting Parts, Fire Alarm Bell, Smoke Detector, Gas Alarm, Gas Detector Alarm
Contact Supplier
Audited Supplier
Mantern Industrial Co., Limited

Henan, China Since 2013
Chat Now Send Inquiry
Sumring Gas Leak Detector Alarm Shut off Valve Relay Output for House Security

Sumring Gas Leak Detector Alarm Shut off Valve Relay Output for House Security

US $ 10.56-11.12 / Piece FOB
100 Pieces (MOQ)
More
Alarm Volume (within 1m) : ≥90dB
Contact Supplier
Audited Supplier
Shenzhen Sumring Technology Co., Limited

Manufacturer/Factory & Trading Company

Guangdong, China Since 2017
Chat Now Send Inquiry
High Sensitivity Co Gas Detector, Relay Output

High Sensitivity Co Gas Detector, Relay Output

US $ 1 / Piece FOB
1 Piece (MOQ)
More
Main Products: Addressable Fire Alarm System, Non-Addressable Fire Alarm System, Residential Alarm Products, Heat Detector, Fire Alarm Control System, Gas Detector, Flame Detector, Fire Alarm, Conventional Smoke Detector, Addressable Smoke Detector
Contact Supplier
Audited Supplier
Ningbo Ambest Electronics Co., Ltd.

Zhejiang, China Since 2012
Chat Now Send Inquiry
Newest Smart Co Gas Detector, Relay Output

Newest Smart Co Gas Detector, Relay Output

US $ 1 / Piece FOB
1 Piece (MOQ)
More
Working Principle : Electro-Acoustic Style
Contact Supplier
Audited Supplier
Ningbo Ambest Electronics Co., Ltd.

Zhejiang, China Since 2012
Chat Now Send Inquiry
Co Gas Detector, 12/24V, 4-Wire, Sounder, Relay Output

Co Gas Detector, 12/24V, 4-Wire, Sounder, Relay Output

US $ 1 / Piece FOB
1 Piece (MOQ)
More
Main Products: Addressable Fire Alarm System, Non-Addressable Fire Alarm System, Residential Alarm Products, Heat Detector, Fire Alarm Control System, Gas Detector, Flame Detector, Fire Alarm, Conventional Smoke Detector, Addressable Smoke Detector
Contact Supplier
Audited Supplier
Ningbo Ambest Electronics Co., Ltd.

Zhejiang, China Since 2012
Chat Now Send Inquiry
Intelligent Co Gas Detector, Relay Output

Intelligent Co Gas Detector, Relay Output

US $ 1 / Piece FOB
1 Piece (MOQ)
More
Application : Indoor
Contact Supplier
Audited Supplier
Ningbo Ambest Electronics Co., Ltd.

Zhejiang, China Since 2012
Chat Now Send Inquiry
4-Wire, 12/24V, Smoke Detector, Relay Base Output

4-Wire, 12/24V, Smoke Detector, Relay Base Output

US $ 1 / Piece FOB
1 Piece (MOQ)
More
Main Products: Addressable Fire Alarm System, Non-Addressable Fire Alarm System, Residential Alarm Products, Heat Detector, Fire Alarm Control System, Gas Detector, Flame Detector, Fire Alarm, Conventional Smoke Detector, Addressable Smoke Detector
Contact Supplier
Audited Supplier
Ningbo Ambest Electronics Co., Ltd.

Zhejiang, China Since 2012
Chat Now Send Inquiry
Acrel Asj10-Ld1a Protective Residual Current Relay Earth Leakage Detector

Acrel Asj10-Ld1a Protective Residual Current Relay Earth Leakage Detector

US $ 112 / Piece FOB
1 Piece (MOQ)
More
Electricity Type : Ac
Contact Supplier
Jiangsu Acrel Electrical Manufacturing Co., Ltd.

Jiangsu, China
Chat Now Send Inquiry
Related Videos
  • What is 5 Pins Communication Reed Relay Contract Form 1A 1b 1c for Automatic Device&Detector Wl4101-S-112D
    What is 5 Pins Communication Reed Relay Contract Form 1A 1b 1c for Automatic Device&Detector Wl4101-S-112D
    US $ 0.135 /Piece
    1,000 Pieces (MOQ)
    Contact Supplier
  • What is Double-Channel Ground Fault Detector DC Insulation Monitoring Relay of It Systems
    What is Double-Channel Ground Fault Detector DC Insulation Monitoring Relay of It Systems
    US $ 90-150 /Piece
    1 Piece (MOQ)
    Contact Supplier
  • What is Honeywell Kromschröder IFW15-T KS84359020 Flame Detector Flame Relay IFW 15-T
    What is Honeywell Kromschröder IFW15-T KS84359020 Flame Detector Flame Relay IFW 15-T
    US $ 1-269 /Piece
    1 Piece (MOQ)
    Contact Supplier
  • What is Cheap Price 3A 125VAC Wqe Wl4100-S-112D Communication Relay for Detector&Communication Equipment
    What is Cheap Price 3A 125VAC Wqe Wl4100-S-112D Communication Relay for Detector&Communication Equipment
    US $ 0.14 /Piece
    1,000 Pieces (MOQ)
    Contact Supplier
High-Speed Instantaneous Overcurrent Fault Detector Relays

High-Speed Instantaneous Overcurrent Fault Detector Relays

US $ 115-130 / Piece FOB
10 Pieces (MOQ)
Contact Supplier
Zhuzhou Sanda Electronic Manufacturing Co., Ltd.

Hunan, China
Chat Now Send Inquiry
Crst12FF-a-S-DC12V T77 5 6 9 24V DC 10A Relais Smoke Detector with Relay Output 4 Pin

Crst12FF-a-S-DC12V T77 5 6 9 24V DC 10A Relais Smoke Detector with Relay Output 4 Pin

US $ 0.353-0.431 / Piece FOB
1 Piece (MOQ)
More
Load : Medium Power Relay
Contact Supplier
Ningbo Yinzhou Gangji Electronics Co., Ltd.

Zhejiang, China
Chat Now Send Inquiry
Jy1000-St DC Ground Fault Monitor Relay Monitoring Insulation Resistance for DC Charging Stations

Jy1000-St DC Ground Fault Monitor Relay Monitoring Insulation Resistance for DC Charging Stations

US $ 50-70 / Piece FOB
1 Piece (MOQ)
More
Main Products: Panel Meter, Energy Meter, Multifunction Power Meter, Protection Relay, Electrical Transducer, Thermostat, Smart Meter, Temperature Sensor, Energy Metering, Low Voltages
Contact Supplier
Audited Supplier
Chongqing Blue Jay Technology Co., Ltd

Chongqing, China Since 2024
Chat Now Send Inquiry

Not exactly what you want?

Post Sourcing Request

About Wholesale Detector Relay FAQ

  • QWhere can I find trusted suppliers of alarm systems in China?

    The Wholesale Detector Relay is classified under our comprehensive Alarm range.In China, reliable suppliers of alarm systems can be found through industry exhibitions, online directories, and by seeking recommendations from experts in the security industry. Conduct thorough research, check certifications, and request samples to ensure the quality and performance of products.

  • QWhat benefits do wholesale purchases of alarm systems offer for security businesses?

    Upgrade your Alarm with the elegant and durable Wholesale Detector Relay.Wholesale purchases of alarm systems often provide cost savings, bulk discounts, customized solutions, and consistent quality. When buying alarms in bulk, you can benefit from volume discounts, ensuring you receive high-quality products that meet the needs of your security operations.

  • QWhat are the key features to consider when choosing alarm systems for security purposes?

    The Wholesale Detector Relay is included in our comprehensive Alarm range.When selecting alarm systems for security, consider factors such as reliability, installation process, remote monitoring capabilities, and customize options. Evaluating your specific security needs and partnering with a reputable manufacturer can help you find the best solution.

Co Gas Alarm, Sounder, Relay Output

Co Gas Alarm, Sounder, Relay Output

US $ 1 / Piece FOB
1 Piece (MOQ)
More
Alarm Volume (within 1m) : ≥90dB
Contact Supplier
Audited Supplier
Ningbo Ambest Electronics Co., Ltd.

Zhejiang, China Since 2012
Chat Now Send Inquiry
Co Gas Alarm, Sounder, Relay Output, Lithium Battery

Co Gas Alarm, Sounder, Relay Output, Lithium Battery

US $ 1 / Piece FOB
1 Piece (MOQ)
More
Main Products: Addressable Fire Alarm System, Non-Addressable Fire Alarm System, Residential Alarm Products, Heat Detector, Fire Alarm Control System, Gas Detector, Flame Detector, Fire Alarm, Conventional Smoke Detector, Addressable Smoke Detector
Contact Supplier
Audited Supplier
Ningbo Ambest Electronics Co., Ltd.

Zhejiang, China Since 2012
Chat Now Send Inquiry
Advanced Underground Loop Detector for Vehicle Detection Systems

Advanced Underground Loop Detector for Vehicle Detection Systems

US $ 32-38 / Piece FOB
1 Piece (MOQ)
More
Usage : Door
Contact Supplier
Audited Supplier
Shenzhen Jutai Comm Co., Ltd.

Guangdong, China Since 2021
Chat Now Send Inquiry
48V DC Smoke Detector for Cabinets, 4-Wire Heat Alarm with Relay Output for Fire Safety

48V DC Smoke Detector for Cabinets, 4-Wire Heat Alarm with Relay Output for Fire Safety

US $ 10.6-12 / Piece FOB
1 Piece (MOQ)
More
Main Products: Fire Alarm Control System, Relay Output Smoke Detector, Gas Detector, Stand Alone Smoke Detector, Electrical Fire Alarm System, Fire Door Control System, Gas Fire Extinguishing Control System, Wireless Fire Alarm System, Household Security System, Fire Alarm Control Panel
Contact Supplier
Audited Supplier
Shenzhen Xinhean Technology Co., Ltd.

Guangdong, China Since 2019
Chat Now Send Inquiry
DC48V Conventional Smoke Detector for Fire Secuirty Fire Alarm Relay Output Conventional Smoke Detector

DC48V Conventional Smoke Detector for Fire Secuirty Fire Alarm Relay Output Conventional Smoke Detector

US $ 10.6-12 / Piece FOB
1 Piece (MOQ)
More
Signal Transmission : Wired Alarm
Contact Supplier
Audited Supplier
Shenzhen Xinhean Technology Co., Ltd.

Guangdong, China Since 2019
Chat Now Send Inquiry
RS485 Photoelectric Smoke Detector with Relay Output Fire Alarm

RS485 Photoelectric Smoke Detector with Relay Output Fire Alarm

US $ 13.6-16.7 / Piece FOB
50 Pieces (MOQ)
More
Main Products: Fire Alarm Control System, Relay Output Smoke Detector, Gas Detector, Stand Alone Smoke Detector, Electrical Fire Alarm System, Fire Door Control System, Gas Fire Extinguishing Control System, Wireless Fire Alarm System, Household Security System, Fire Alarm Control Panel
Contact Supplier
Audited Supplier
Shenzhen Xinhean Technology Co., Ltd.

Guangdong, China Since 2019
Chat Now Send Inquiry
High Performance 220V Convenional 4 Wire Smoke Detector for Fire Alarm Fire Security System

High Performance 220V Convenional 4 Wire Smoke Detector for Fire Alarm Fire Security System

US $ 10.6-12 / Piece FOB
1 Piece (MOQ)
More
Application : Indoor, Outdoor
Contact Supplier
Audited Supplier
Shenzhen Xinhean Technology Co., Ltd.

Guangdong, China Since 2019
Chat Now Send Inquiry
DC48V Relay Output Industrial 4 Wire Smoke Detector for Fire Safety

DC48V Relay Output Industrial 4 Wire Smoke Detector for Fire Safety

US $ 8.9-10 / Piece FOB
50 Pieces (MOQ)
More
Main Products: Fire Alarm Control System, Relay Output Smoke Detector, Gas Detector, Stand Alone Smoke Detector, Electrical Fire Alarm System, Fire Door Control System, Gas Fire Extinguishing Control System, Wireless Fire Alarm System, Household Security System, Fire Alarm Control Panel
Contact Supplier
Audited Supplier
Shenzhen Xinhean Technology Co., Ltd.

Guangdong, China Since 2019
Chat Now Send Inquiry
Relay Output High Performance DC48V Smoke Detector for Fire Alarm Fire Security System

Relay Output High Performance DC48V Smoke Detector for Fire Alarm Fire Security System

US $ 10.6-12 / Piece FOB
1 Piece (MOQ)
More
Type : Smoke Alarm
Contact Supplier
Audited Supplier
Shenzhen Xinhean Technology Co., Ltd.

Guangdong, China Since 2019
Chat Now Send Inquiry
Low-Voltage Loop Detector Car Detection Sensor Single Channel Vehicle Detection

Low-Voltage Loop Detector Car Detection Sensor Single Channel Vehicle Detection

US $ 32-38 / Piece FOB
1 Piece (MOQ)
More
Main Products: Automatic Door Sensor, Gate Automation Security Solution, RFID Reader, Barrier Gate, Gate Motor, Remote Transimitter and Receiver, Access Control System, 4G Clouds Security Solution, Parking Management System, Parking Guidance System
Contact Supplier
Audited Supplier
Shenzhen Jutai Comm Co., Ltd.

Guangdong, China Since 2021
Chat Now Send Inquiry
220V Conventional 4 Wire Smoke Detector for Fire Secuirty Fire Alarm Conventional 4 Wire Smoke Detector for Fire Secuirty Fire Alarm System

220V Conventional 4 Wire Smoke Detector for Fire Secuirty Fire Alarm Conventional 4 Wire Smoke Detector for Fire Secuirty Fire Alarm System

US $ 10.6-12 / Piece FOB
1 Piece (MOQ)
More
Certification : CE
Contact Supplier
Audited Supplier
Shenzhen Xinhean Technology Co., Ltd.

Guangdong, China Since 2019
Chat Now Send Inquiry
220V 4-Wire Industrial Smoke Detector with Fire Alarm Relay Contact

220V 4-Wire Industrial Smoke Detector with Fire Alarm Relay Contact

US $ 10.6-12 / Piece FOB
1 Piece (MOQ)
More
Main Products: Fire Alarm Control System, Relay Output Smoke Detector, Gas Detector, Stand Alone Smoke Detector, Electrical Fire Alarm System, Fire Door Control System, Gas Fire Extinguishing Control System, Wireless Fire Alarm System, Household Security System, Fire Alarm Control Panel
Contact Supplier
Audited Supplier
Shenzhen Xinhean Technology Co., Ltd.

Guangdong, China Since 2019
Chat Now Send Inquiry
Industry-Grade AC220V 4-Wire Photoelectric Smoke Detector and Fire Alarm with Relay Output

Industry-Grade AC220V 4-Wire Photoelectric Smoke Detector and Fire Alarm with Relay Output

US $ 10.6-12 / Piece FOB
1 Piece (MOQ)
More
Alarm Volume (within 1m) : ≥80dB
Contact Supplier
Audited Supplier
Shenzhen Xinhean Technology Co., Ltd.

Guangdong, China Since 2019
Chat Now Send Inquiry
View More

Browse by Categories

Home > Security & Protection > Alarm & Security Systems > Alarm > Home Security Alarm System
1/551
TOP

Search Filter

Categories

More Less
  • Alarm
  • Fire Alarm & Smoke Detector
  • Probe, Sensor
  • Alarm Host
  • Photoelectric Sensor
  • Infrared Sensor
  • Relay
  • Sensor Switch
  • Other Electronics
  • Other Power Transmission & Transformer

Certification

More Less
  • CE
  • ISO
  • RoHS
  • CCC
  • FCC
  • E-MARK
  • MUTCD
  • ASTM
  • DOT
  • GS
  • AS/NZS
  • SGS

Sensor Type

More Less
  • Ultrasonic Alarm
  • Electric Alarm

Type

More Less
  • Smoke Alarm
  • Home Alarm
  • Anti-Theft Alarm
  • Carbon Monoxide Alarm
  • Industry Alarm
  • Infrared Detector
  • Glass Break Detector

Working Mode

More Less
  • Passive
  • Active

Working Principle

More Less
  • Electro-Optical Type
  • Electro-Acoustic Style
  • Electromagnetic
  • Electromechanical

Company Type

More Less
  • Trading Company
  • Manufacturer/Factory
  • Group Corporation
  • Individuals/SOHO
  • Other

Company Location

More Less
  • Guangdong
  • Jiangsu
  • Zhejiang
  • Henan
  • Hubei
  • Tianjin
  • Shandong
  • Beijing
  • Anhui
  • Shanghai
  • Ningxia
  • Hebei
  • Hunan
  • Fujian
  • Chongqing
  • Yunnan
  • Sichuan
  • Shaanxi
  • Shanxi
  • Heilongjiang
  • Liaoning
  • Jiangxi
Reset Done