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Wholesale Price Alarm Relay PNP NPN Display 4-20mA RS485 Output Electronic Pressure Switch Pressure Controller for Water Oil Chemical Machinery

Wholesale Price Alarm Relay PNP NPN Display 4-20mA RS485 Output Electronic Pressure Switch Pressure Controller for Water Oil Chemical Machinery

US $ 65-69 / Piece FOB
1 Piece (MOQ)
More
Main Products: Pressure Transmitter, Level Transmitter, Temperature Transmitter, Flow Switch, Pressure Sensor, Flow Meter, Pressure Switch, Temperature Switch, Temperature Sensor, Sensor
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Audited Supplier Audited Supplier Since 2021
BAOJI XINGYUTENG MEASURE AND CONTROL INSTRUMENTS CO., LTD.

Manufacturer/Factory

Shaanxi, China Since 2021
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Wholesale Car Alarm Remote Control Universal Use Remote Controller Yet-J28

Wholesale Car Alarm Remote Control Universal Use Remote Controller Yet-J28

US $ 1-5 / Piece FOB
100 Pieces (MOQ)
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Universal : Universal
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Audited Supplier Audited Supplier Since 2017
ShenZhen Yaoertai Technological Development CO.,LTD

Trading Company

Guangdong, China Since 2017
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New 220V Digital LCD Sensor Temperature Control Controller with Alarm Stc-8000h Wholesale

New 220V Digital LCD Sensor Temperature Control Controller with Alarm Stc-8000h Wholesale

US $ 8.5-11.5 / Piece FOB
60 Pieces (MOQ)
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Main Products: Refrigeration Compressor, Refrigeration Spare Parts
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Audited Supplier Audited Supplier Since 2017
Guangzhou Icecool Refrigeration Equipment Co., Ltd.

Manufacturer/Factory,Trading Company

Guangdong, China Since 2017
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En54-16 Standard 6 Zone 500W Voice Alarm System Controller

En54-16 Standard 6 Zone 500W Voice Alarm System Controller

US $ 405.18-486 / Piece FOB
1 Piece (MOQ)
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Sound Channel : 2.1
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Audited Supplier Audited Supplier Since 2018
Guangzhou FTD Audio Electronics Limited

Manufacturer/Factory

Guangdong, China Since 2018
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Touch Screen Remote Control Work State and Alarms Output Heated Compressed Air Dryer Controller

Touch Screen Remote Control Work State and Alarms Output Heated Compressed Air Dryer Controller

US $ 100-250 / Piece FOB
1 Piece (MOQ)
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Main Products: Smoke Detector, Air Dryer Controller, Water Leak Detector, Dew Point Sensor, Refrigerated Air Dryer Controller, Combined Dryer Controller, Telecom Base Station Environment Monitoring
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Audited Supplier Audited Supplier Since 2024
Hangzhou Xinjian Electronic Co., Ltd.

Manufacturer/Factory,Trading Company

Zhejiang, China Since 2024
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Nkyk China Factory Direct Sales High Quality 16-Way Gas Alarm Controller with LCD Display

Nkyk China Factory Direct Sales High Quality 16-Way Gas Alarm Controller with LCD Display

US $ 400-454 / sets FOB
1 sets (MOQ)
More
Portable : Non Portable
Contact Supplier
Audited Supplier Audited Supplier Since 2023
Ningxia Nuoke Yinfeng Intelligent And Technology Co., Ltd.

Manufacturer/Factory

Ningxia, China Since 2023
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Wd6 DC48V Temperature Controller Over Temperature Alarm for Telecom Shelter

Wd6 DC48V Temperature Controller Over Temperature Alarm for Telecom Shelter

US $ 50-80 / Piece FOB
1 Piece (MOQ)
More
Main Products: Smoke Detector, Air Dryer Controller, Water Leak Detector, Dew Point Sensor, Refrigerated Air Dryer Controller, Combined Dryer Controller, Telecom Base Station Environment Monitoring
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Audited Supplier Audited Supplier Since 2024
Hangzhou Xinjian Electronic Co., Ltd.

Manufacturer/Factory,Trading Company

Zhejiang, China Since 2024
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Touch Screen 128 Channels Gas Alarm Controller with RS485 Connection and Datalogger

Touch Screen 128 Channels Gas Alarm Controller with RS485 Connection and Datalogger

US $ 600-1,500 / Piece FOB
1 Piece (MOQ)
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Portable : Non Portable
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Audited Supplier Audited Supplier Since 2020
Shenzhen Yuante Technology Co., Ltd.

Manufacturer/Factory

Guangdong, China Since 2020
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K1000-4 Solid Relay Output Gas Alarm Controller with 4 Channels

K1000-4 Solid Relay Output Gas Alarm Controller with 4 Channels

US $ 450 / Piece FOB
1 Piece (MOQ)
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Main Products: Gas Detector, Multi Gas Detector, Online Gas Analyzer, Air Breathing Apparatus, Personal Protection Equipment, Gas Detector Remote Controller, Alcohol Tester, Gas Sensor, Gas Monitor, Continuous Emission Monitoring System
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Audited Supplier Audited Supplier Since 2016
Nanjing KELISAIKE Safety Equipment Co., Ltd.

Manufacturer/Factory,Trading Company

Jiangsu, China Since 2016
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Single Phase High Level Alarm and Pump Automatically Start Farm Water Pump Controller

Single Phase High Level Alarm and Pump Automatically Start Farm Water Pump Controller

US $ 10-50 / Piece FOB
10 Pieces (MOQ)
More
Certification : CE
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Audited Supplier Audited Supplier Since 2017
SJE-Rhombus (Suzhou) Co., Ltd

Manufacturer/Factory

Jiangsu, China Since 2017
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Sound Alarm LCD Ndir Sensor Air Quality Controller for Indoor Gym

Sound Alarm LCD Ndir Sensor Air Quality Controller for Indoor Gym

US $ 54.6-69.1 / Piece FOB
50 Pieces (MOQ)
More
Main Products: Air Monitor Gas Monitor Cotroller, CO2 Temp Rh PAR Monitor
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Audited Supplier Audited Supplier Since 2022
Kunshan Ast Optoelectronics Co., Ltd

Manufacturer/Factory

Jiangsu, China Since 2022
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Industrial Automation Digital Temperature Controller with Alarm (XMTF-918)

Industrial Automation Digital Temperature Controller with Alarm (XMTF-918)

US $ 25.8 / Piece FOB
1 Piece (MOQ)
More
Certification : UL
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Audited Supplier Audited Supplier Since 2006
Yuyao Gongyi Meter Co., Ltd.

Manufacturer/Factory,Trading Company,Other

Zhejiang, China Since 2006
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RF Remote Control Electrical Control System Liquid Level Sensor Thermostat & Temperature Controller Security Display Stand Fire Alarm & Smoke Detector
3G/GSM Version GSM-Relay6 GSM Alarm and Relay Controller

3G/GSM Version GSM-Relay6 GSM Alarm and Relay Controller

US $ 60-100 / Piece FOB
1 Piece (MOQ)
More
Main Products: Coin Acceptor, Coin Selector, Vending Machine, Door Sensor, Remote Control, Automatic Door
Contact Supplier
Audited Supplier Audited Supplier Since 2009
Shanghai Wafer Microelectronics Co., Ltd.

Manufacturer/Factory,Trading Company

Shanghai, China Since 2009
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Sm40-E100 Digital Display Controller Control Deviation Alarm

Sm40-E100 Digital Display Controller Control Deviation Alarm

US $ 50-100 / Piece FOB
10 Pieces (MOQ)
Contact Supplier
Audited Supplier Audited Supplier Since 2018
Bengbu Sun-moon Instrument Institute Co., Ltd.

Manufacturer/Factory,Trading Company

Anhui, China Since 2018
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Alarm Controller for Flammable Gas Monitoring, 4~8 Channels, LED Display, Audiable and Sound Alarm, RS485, 4~20mA Output

Alarm Controller for Flammable Gas Monitoring, 4~8 Channels, LED Display, Audiable and Sound Alarm, RS485, 4~20mA Output

US $ 300-400 / Piece FOB
1 Piece (MOQ)
More
Main Products: Water Quality Online Monitoring Equipment, Air Quality Online Monitoring Equipment, Emission Online Monitoring, Gas Analyzer, Water Level Detector, Water Flow Meter, Pump Control Panel
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Audited Supplier Audited Supplier Since 2023
Yuanzheng (Jiangsu) Water Science & Technology Co., Ltd.

Manufacturer/Factory,Trading Company

Jiangsu, China Since 2023
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Temperature Humidity Controller with Sound Light Alarm Suitable for Chemical Industry

Temperature Humidity Controller with Sound Light Alarm Suitable for Chemical Industry

US $ 160-170 / Piece FOB
1 Piece (MOQ)
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IP Rating : IP68
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Audited Supplier Audited Supplier Since 2022
Atech Sensor Co., Ltd

Manufacturer/Factory

Shaanxi, China Since 2022
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Supmeter 4 Digital Loadcell Indicator Checkweigher Indicator Alarm Weighing Controller

Supmeter 4 Digital Loadcell Indicator Checkweigher Indicator Alarm Weighing Controller

US $ 293-378 / Piece FOB
1 Piece (MOQ)
More
Main Products: Weighing Indicator, Weighing Scale, Weighing Apparatus, Weighing Instrument, Weighing Controller, Weight Transmitter
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Audited Supplier Audited Supplier Since 2022
Changsha Supmeter Technological Co., Ltd.

Manufacturer/Factory

Hunan, China Since 2022
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Aw-Evc100 Emergency Communication System Controller Hotel Security Alarm System

Aw-Evc100 Emergency Communication System Controller Hotel Security Alarm System

US $ 421-435 / Piece FOB
50 Pieces (MOQ)
Contact Supplier
Audited Supplier Audited Supplier Since 2013
Shenzhen Asenware Test and Control Technology Co., Ltd.

Manufacturer/Factory,Trading Company

Guangdong, China Since 2013
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Microcomputer Temperature Controller Single Refrigeration Overtemperature Alarm Upper and Lower Limits Set Alarm Controller

Microcomputer Temperature Controller Single Refrigeration Overtemperature Alarm Upper and Lower Limits Set Alarm Controller

100 Pieces (MOQ)
More
Main Products: Refractometer, pH Meter, Thermometer, Multimeter, Magnifier, Digital Scales, TDS Meter, Gauge
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Audited Supplier Audited Supplier Since 2019
Zhangzhou Green-Lake Import & Export Co., Ltd.

Fujian, China Since 2019
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Thermostat LCD Display Touch Screen Time Alarm Pid Temperature Controller

Thermostat LCD Display Touch Screen Time Alarm Pid Temperature Controller

US $ 2-8.5 / Piece FOB
60 Pieces (MOQ)
More
Customized : Customized
Contact Supplier
Audited Supplier Audited Supplier Since 2010
Xuzhou Sanhe Automatic Control Equipment Co., Ltd.

Manufacturer/Factory,Trading Company,Other

Jiangsu, China Since 2010
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Related Videos
  • What is Wholesale Price Alarm Relay PNP NPN Display 4-20mA RS485 Output Electronic Pressure Switch Pressure Controller for Water Oil Chemical Machinery
    What is Wholesale Price Alarm Relay PNP NPN Display 4-20mA RS485 Output Electronic Pressure Switch Pressure Controller for Water Oil Chemical Machinery
    Negotiable
    1 Piece (MOQ)
    Contact Supplier
  • What is En54-16 Standard 6 Zone 500W Voice Alarm System Controller
    What is En54-16 Standard 6 Zone 500W Voice Alarm System Controller
    Negotiable
    1 Piece (MOQ)
    Contact Supplier
  • What is Touch Screen Remote Control Work State and Alarms Output Heated Compressed Air Dryer Controller
    What is Touch Screen Remote Control Work State and Alarms Output Heated Compressed Air Dryer Controller
    Negotiable
    1 Piece (MOQ)
    Contact Supplier
  • What is Nkyk China Factory Direct Sales High Quality 16-Way Gas Alarm Controller with LCD Display
    What is Nkyk China Factory Direct Sales High Quality 16-Way Gas Alarm Controller with LCD Display
    Negotiable
    1 sets (MOQ)
    Contact Supplier
Cytx087 EV1527 Home Door Alarm 433 Wireless RF Remote Switch Controller

Cytx087 EV1527 Home Door Alarm 433 Wireless RF Remote Switch Controller

US $ 1-2 / Piece FOB
100 Pieces (MOQ)
More
Main Products: RF Module, RF Receiver Module, RF Transmitter Module, Wireless RF Module Manufactures/Suppliers, 433/315/868/915 Transmitter/Receiver Module, 300-450MHz RF Receiving Transmitting IC, 2.4G Transceiver, 4-Key Wireless Remote Control, Decoding Receiver Module, Wireless RF Transmitting/Receiving Module
Contact Supplier
Audited Supplier Audited Supplier Since 2015
CY Wireless Technology Limited

Manufacturer/Factory

Guangdong, China Since 2015
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Wireless Remote Controller for Home Security Alarm System Kl-K103X

Wireless Remote Controller for Home Security Alarm System Kl-K103X

US $ 1.8-2.5 / Piece FOB
20 Pieces (MOQ)
More
Type : Quad
Contact Supplier
Audited Supplier Audited Supplier Since 2017
Shenzhen Kelvin Electronics Co., Ltd.

Manufacturer/Factory,Trading Company

Guangdong, China Since 2017
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China Nkyf 4-20mA RS485 Signal Input Wall Hanging Remote Control Gas Controller with Sound and Light Alarm

China Nkyf 4-20mA RS485 Signal Input Wall Hanging Remote Control Gas Controller with Sound and Light Alarm

US $ 877.2-912.8 / sets FOB
1 sets (MOQ)
More
Main Products: Detector, Gas Detector, Portable Gas Detector, Fixed Gas Detector, Gas Detector Controller, Night Vision, Waterproof Metal Detector, Online Industrial Gas Analyzer, Portable Multi Gas Detector, Potable Gas Leak Detector
Contact Supplier
Audited Supplier Audited Supplier Since 2023
Ningxia Nuoke Yinfeng Intelligent And Technology Co., Ltd.

Manufacturer/Factory

Ningxia, China Since 2023
Chat Now Send Inquiry
LCD Display Touch Screen Time Alarm Pid Temperature Controller

LCD Display Touch Screen Time Alarm Pid Temperature Controller

US $ 180-230 / Piece FOB
1 Piece (MOQ)
Contact Supplier
Audited Supplier Audited Supplier Since 2023
Wuxi Baiyida Electromechanical Technology Co., Ltd.

Manufacturer/Factory

Jiangsu, China Since 2023
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Multi 4 Ports Electronics Anti-Theft Display Security Alarm Host Device Controller

Multi 4 Ports Electronics Anti-Theft Display Security Alarm Host Device Controller

US $ 33.7-34.9 / Piece FOB
1 Piece (MOQ)
More
Main Products: Electronic Cigarette
Contact Supplier
Audited Supplier Audited Supplier Since 2021
Hangzhou Taguard Technology Co., Ltd.

Trading Company

Zhejiang, China Since 2021
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Magnetic Float Type Side-Mounting/Top Mounted Oil/Fuel/Liquid/Water/Diesel/Gas/Gasoline/Propane/Ethanol High and Low Level Alarm Controller

Magnetic Float Type Side-Mounting/Top Mounted Oil/Fuel/Liquid/Water/Diesel/Gas/Gasoline/Propane/Ethanol High and Low Level Alarm Controller

US $ 2.59-2.99 / Piece FOB
10 Pieces (MOQ)
More
Type : Float
Contact Supplier
Audited Supplier Audited Supplier Since 2017
Bluefin Sensor Technologies Limited

Manufacturer/Factory

Guangdong, China Since 2017
Chat Now Send Inquiry
Holykell Factory Price Digital Display Controller with Alarm Control

Holykell Factory Price Digital Display Controller with Alarm Control

US $ 50-150 / Piece FOB
1 Piece (MOQ)
More
Main Products: Level Sensor, Flow Meter, Pressure Sensor
Contact Supplier
Audited Supplier Audited Supplier Since 2019
Holykell Technology Company Limited

Manufacturer/Factory,Trading Company

Hunan, China Since 2019
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Sil2 Certified CO2 Gas Alarm Controller with 2 Relay Outputs

Sil2 Certified CO2 Gas Alarm Controller with 2 Relay Outputs

US $ 80-300 / Piece FOB
1 Piece (MOQ)
More
Alarm Volume (within 1m) : ≥80dB
Contact Supplier
Audited Supplier Audited Supplier Since 2013
Mantern Industrial Co., Limited

Trading Company

Henan, China Since 2013
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High Accuracy pH Controller for Aquarium Environments or Swimming Pool with Hi/Low Range Alarm Instrument

High Accuracy pH Controller for Aquarium Environments or Swimming Pool with Hi/Low Range Alarm Instrument

US $ 76.2-89.7 / Piece FOB
100 Pieces (MOQ)
More
Main Products: Air Monitor Gas Monitor Cotroller, CO2 Temp Rh PAR Monitor
Contact Supplier
Audited Supplier Audited Supplier Since 2022
Kunshan Ast Optoelectronics Co., Ltd

Manufacturer/Factory

Jiangsu, China Since 2022
Chat Now Send Inquiry
PLC Pump Controller, with 7 Inches Colorful Touch Screen, Sound and Visual Alarm, Mute Switch, Complete Pump Protection Function, and Alarm Notification

PLC Pump Controller, with 7 Inches Colorful Touch Screen, Sound and Visual Alarm, Mute Switch, Complete Pump Protection Function, and Alarm Notification

US $ 790-990 / Piece FOB
5 Pieces (MOQ)
More
Task : Program
Contact Supplier
Audited Supplier Audited Supplier Since 2023
Yuanzheng (Jiangsu) Water Science & Technology Co., Ltd.

Manufacturer/Factory,Trading Company

Jiangsu, China Since 2023
Chat Now Send Inquiry
Automatic Gas Extinguisher Fire Alarm Control Panel Gas Extinguishing Controller

Automatic Gas Extinguisher Fire Alarm Control Panel Gas Extinguishing Controller

US $ 155-170 / 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 Audited Supplier Since 2019
Shenzhen Xinhean Technology Co., Ltd.

Guangdong, China Since 2019
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HDM1100 Alarm Intelligent Digital Display Temperature Controller Display

HDM1100 Alarm Intelligent Digital Display Temperature Controller Display

US $ 30-40 / Piece FOB
1 Piece (MOQ)
More
Display Type : LED
Contact Supplier
Audited Supplier Audited Supplier Since 2019
Nanjing Hangjia Electronic Technology Co., Ltd.

Manufacturer/Factory,Trading Company

Jiangsu, China Since 2019
Chat Now Send Inquiry
Public Address System 30 Zone Voice Alarm Controller

Public Address System 30 Zone Voice Alarm Controller

US $ 250-300 / Piece FOB
30 Pieces (MOQ)
More
Main Products: Amplifier, Speaker, Evac System, IP PA System, Conference System, Microphone, PA System, Professional Amplifier, Professional Speaker
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Audited Supplier Audited Supplier Since 2018
Guangzhou FTD Audio Electronics Limited

Manufacturer/Factory

Guangdong, China Since 2018
Chat Now Send Inquiry
Eight-Zone Home Alarm Security Non-Addressable Fire Controller with Sound Alarm

Eight-Zone Home Alarm Security Non-Addressable Fire Controller with Sound Alarm

US $ 50-75 / Piece FOB
1 Piece (MOQ)
More
Type : Fire Alarm Host
Contact Supplier
Audited Supplier Audited Supplier Since 2018
Shenzhen Puzhesi Technology Co., Ltd.

Manufacturer/Factory,Trading Company

Guangdong, China Since 2018
Chat Now Send Inquiry
Marine Uqk-01-C Level Alarm Level Switch Float Level Controller

Marine Uqk-01-C Level Alarm Level Switch Float Level Controller

US $ 59-88 / Piece FOB
1 Piece (MOQ)
More
Main Products: Pressure Transmitter, Lever Transmitter, Level Switch, Level Meter, Temperature Sensor, Level Controller, Water Level Sensor
Contact Supplier
Audited Supplier Audited Supplier Since 2023
Sealand Equipment Supply Co., Ltd.

Trading Company

Jiangsu, China Since 2023
Chat Now Send Inquiry
Wall Mounting Gas Alarm Controller

Wall Mounting Gas Alarm Controller

US $ 250-1,500 / Piece FOB
1 Piece (MOQ)
More
Certification : CE
Contact Supplier
Audited Supplier Audited Supplier Since 2020
Shenzhen Yuante Technology Co., Ltd.

Manufacturer/Factory

Guangdong, China Since 2020
Chat Now Send Inquiry
Gas Alarm Controller Temperature Controller Alarm System Controller Fire Alarm Controller Gas Detector Controller Water Pump Controller
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