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about 4 relay controller

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4 relay controller2,000+ factories verified

Shanghai Flexem Technology Co., Ltd.

Flexem PLC FC5-30MN-DC Controller, 18 Inputs, 12 Relay Outputs, IEC 61131-3 Programming

Flexem PLC FC5-30MN-DC Controller, 18 Inputs, 12 Relay Outputs, IEC 61131-3 Programming

US$153.99-219.00

Flexem PLC FC5-20MR-AC Controller, 12 Inputs, 8 Relay Outputs built-in Ethernet and serial port object-oriented programming concept

Flexem PLC FC5-20MR-AC Controller, 12 Inputs, 8 Relay Outputs built-in Ethernet and serial port object-oriented programming concept

US$129.99-184.00

Flexem PLC FC5-20MN-DC Controller, 12 Inputs, 8 Relay Outputs, 1 Ethernet Port

Flexem PLC FC5-20MN-DC Controller, 12 Inputs, 8 Relay Outputs, 1 Ethernet Port

US$121.99-173.00

Flexem PLC FC5-40MN-DC Controller, 24 Inputs, 16 Relay Outputs, 1 Ethernet Port electronic cam built-in Ethernet and serial port

Flexem PLC FC5-40MN-DC Controller, 24 Inputs, 16 Relay Outputs, 1 Ethernet Port electronic cam built-in Ethernet and serial port

US$175.99-250.00

1/4

Xuzhou Sanhe Automatic Control Equipment Co., Ltd.

·Manufacturer/Factory & Trading Company

Stc-1000 Smart Digital Dual Relay Thermostat Cooling Heating Temperature Controller for Freezer Incubator

Stc-1000 Smart Digital Dual Relay Thermostat Cooling Heating Temperature Controller for Freezer Incubator

US$5.00-5.70

100 Pieces(MOQ)

Digital Intelligent Temperature Controller Automatic Regulation Table Type Input Relay Solid State Output

Digital Intelligent Temperature Controller Automatic Regulation Table Type Input Relay Solid State Output

US$1.50-6.50

100 Pieces(MOQ)

Stc-3008 Dual Relay Output Thermoregulator Heating Cooling Digital Thermostat Temperature Controller for Incubator

Stc-3008 Dual Relay Output Thermoregulator Heating Cooling Digital Thermostat Temperature Controller for Incubator

US$8.00-9.00

100 Pieces(MOQ)

etc 974 Factory Price Dual Output Relay or SSR Intelligent Oven Temperature Controller with Alarm

etc 974 Factory Price Dual Output Relay or SSR Intelligent Oven Temperature Controller with Alarm

US$2.00-8.50

100 Pieces(MOQ)

1/4

Yueqing Kane Electric Co., Ltd.

Tcn7 Series LCD Display Pid Temperature Controller with Output Relay SSR 0-10V 4-20mA RS485

Tcn7 Series LCD Display Pid Temperature Controller with Output Relay SSR 0-10V 4-20mA RS485

TCR Temperature Controller 220V with Input Thermocouple K Output Relay or SSR

TCR Temperature Controller 220V with Input Thermocouple K Output Relay or SSR

Tcn5w-M 72*72mm Digital Pid Temperature Controller India Thermostat with Current Input 4-20mA Double Outputs Relay and 24VDC

Tcn5w-M 72*72mm Digital Pid Temperature Controller India Thermostat with Current Input 4-20mA Double Outputs Relay and 24VDC

Tc4 Economic Digital Pid Temperature Controller 220VAC 24VDC Output Relay and SSR 1 Alarm

Tc4 Economic Digital Pid Temperature Controller 220VAC 24VDC Output Relay and SSR 1 Alarm

100 Pieces(MOQ)

1/4

Hangzhou Antin Power Technology Co., Ltd.

·Manufacturer/Factory & Trading Company

ATD-650 Intelligent Numerical Electronic Motor Protection Relay AC/DC22V Controller Device

ATD-650 Intelligent Numerical Electronic Motor Protection Relay AC/DC22V Controller Device

US$100.00-180.00

ATD-650 Industry Protection Controller Low Voltage Motor Protector Relay with RS485 Protection Controller

ATD-650 Industry Protection Controller Low Voltage Motor Protector Relay with RS485 Protection Controller

US$100.00-180.00

ATD-650 Intelligent Motor Protector Relay Replace Low Voltage Motor Protection Controller Device

ATD-650 Intelligent Motor Protector Relay Replace Low Voltage Motor Protection Controller Device

US$100.00-180.00

Factory Motor Protector Low-Voltage a. C Motor Controller Overload Protection Relay

Factory Motor Protector Low-Voltage a. C Motor Controller Overload Protection Relay

US$100.00-180.00

1/4

Shanghai Craftmeter Control Technology Co., Ltd.

·Manufacturer/Factory & Trading Company

4G Verson GSM-Auto-AC Double Relay Output GSM SMS Remote Controller

4G Verson GSM-Auto-AC Double Relay Output GSM SMS Remote Controller

US$2,010.70-2,147.50

4G / 3G / GSM Remote Controller with Double Big Power Relay Output for Europe

4G / 3G / GSM Remote Controller with Double Big Power Relay Output for Europe

US$230.70-247.50

Wireless Intellect Four Relays/Channel Remote Controller Yet404PC-X

Wireless Intellect Four Relays/Channel Remote Controller Yet404PC-X

US$2,100.30-2,126.30

433MHz Electronic Relay Switch Remote Controller for Volume Gate Door Kl099

433MHz Electronic Relay Switch Remote Controller for Volume Gate Door Kl099

US$29.00-36.00

1/4

Wuxi Mochuan Drives Technology Co., Ltd

Mochuan Drives Factor Low Cost Panel HMI Relay Interface Modules Human Interfere Controller

Mochuan Drives Factor Low Cost Panel HMI Relay Interface Modules Human Interfere Controller

US$155.00-170.00

Mochuan China Automation Ethernet Relay Control Module Transistor Controller

Mochuan China Automation Ethernet Relay Control Module Transistor Controller

US$175.00-190.00

Mochuan Programmable Relay Smart Home PLC Controller

Mochuan Programmable Relay Smart Home PLC Controller

US$105.00-120.00

Mochuan Low Cost HMI Min PLC China Programmable Logic Controller

Mochuan Low Cost HMI Min PLC China Programmable Logic Controller

US$105.00-120.00

1/4

Jiangsu Sfere Electric Co., Ltd.

·Manufacturer/Factory & Trading Company

Motor Relay Wdh-31-533 Controller 16 Types Motor Protection

Motor Relay Wdh-31-533 Controller 16 Types Motor Protection

US$195.00-250.00

Automatic Device Wdh-31-500 Multifunctional Control Relay Soe Record Customized Motor Controller

Automatic Device Wdh-31-500 Multifunctional Control Relay Soe Record Customized Motor Controller

US$90.00-290.00

Elecnova Wdh-31-500 Series Industrial Update Wide Range Programmable Relay Output Intelligent Electric Motor Controller

Elecnova Wdh-31-500 Series Industrial Update Wide Range Programmable Relay Output Intelligent Electric Motor Controller

US$90.00-290.00

Industrial Update Wide Range Programmable Relay Output Intelligent Electric Motor Controller

Industrial Update Wide Range Programmable Relay Output Intelligent Electric Motor Controller

US$90.00-290.00

1/4

Nanjing AIYI Technologies Co., Ltd.

Sil2 Certified Fixed Gas Alarm Controller with 3 Relay Output

Sil2 Certified Fixed Gas Alarm Controller with 3 Relay Output

US$320.00-800.00

Sil2 Certified So2 Gas Alarm Controller with 2 Relay Outputs

Sil2 Certified So2 Gas Alarm Controller with 2 Relay Outputs

US$130.00-195.00

Sil2 Certified Gas Alarm Controller with 3 Relay Outputs

Sil2 Certified Gas Alarm Controller with 3 Relay Outputs

US$580.00-1,260.00

Flammable Gas Detection Controller with Color LCD Display

Flammable Gas Detection Controller with Color LCD Display

US$100.00-1,600.00

1/4

Shenzhen Jutai Comm Co., Ltd.

·Manufacturer/Factory & Trading Company

Door Access Security System WiFi Relay Output Controller Wireless Industrial Door Controller

Door Access Security System WiFi Relay Output Controller Wireless Industrial Door Controller

US$27.00-35.00

WiFi Relay Output Controller Wireless Industrial Door Controller WiFi 4G Mobile Controller

WiFi Relay Output Controller Wireless Industrial Door Controller WiFi 4G Mobile Controller

US$27.00-35.00

WiFi 4G Mobile Controller Door Access Security System WiFi Relay Output Controller

WiFi 4G Mobile Controller Door Access Security System WiFi Relay Output Controller

US$27.00-35.00

Top Quality WiFi Relay Output Controller 4G Gate Opener Wireless Mobile Controller

Top Quality WiFi Relay Output Controller 4G Gate Opener Wireless Mobile Controller

US$27.00-35.00

1/4

Shenzhen Dulcimer Technology Co., Ltd.

·Trading Company

Combustion Safety Controller Ra890g1245 220V Flame Safe Guard Relay

Combustion Safety Controller Ra890g1245 220V Flame Safe Guard Relay

US$1,280.00-1,290.00

MCX20b 080g0057 Program Controller with 20 Relays

MCX20b 080g0057 Program Controller with 20 Relays

US$934.00-955.00

Intelligent Temperature Controller Nt-96re with Reliable Relay Output

Intelligent Temperature Controller Nt-96re with Reliable Relay Output

US$35.00-45.00

E5cn-R2mt-500 100-240AC Digital Temperature Controller

E5cn-R2mt-500 100-240AC Digital Temperature Controller

US$30.00-40.00

1/4

Guangzhou he Neng Automation Equipment Co. , Ltd.

·Trading Company

774504 New and Original Pilz Brand Programmable Relay Controller

US$120.00-150.00

3rh6140-1kf40 Contactor AC DC Intermediate Relay Low Voltage PLC Programming Controller

3rh6140-1kf40 Contactor AC DC Intermediate Relay Low Voltage PLC Programming Controller

US$30.00-500.00

Pnoz X3p 777310 Pilz Brand Programmable Relay Controller

US$120.00-150.00

Original Siemens S7-200 CPU 226 PLC Module 6es7216-2bd23-0xb8, 24V DC Power, 24di/16do Relay, Compact Controller

Original Siemens S7-200 CPU 226 PLC Module 6es7216-2bd23-0xb8, 24V DC Power, 24di/16do Relay, Compact Controller

US$100.00-180.00

1/4

Shenzhen Tengjing Electronics Co., Ltd

R4343e1014 Flame Relay Burner Controller Replace Honeywell R4343 E1014 Flame Safeguard

R4343e1014 Flame Relay Burner Controller Replace Honeywell R4343 E1014 Flame Safeguard

US$40.00-60.00

Omron Liquid Level Relay 61f-Gp-N AC220V Controller Remote Control Light Controller

Omron Liquid Level Relay 61f-Gp-N AC220V Controller Remote Control Light Controller

US$19.00-30.00

Omron E5CSL-Rtc Temperature Controller E5cslrtc 100-240V AC 250ms

Omron E5CSL-Rtc Temperature Controller E5cslrtc 100-240V AC 250ms

US$39.00-50.00

Omron Auto Parts Computer Laptop Motherboard Cp2e-E40dr-a Programmable PLC Controller Computer Hardware

Omron Auto Parts Computer Laptop Motherboard Cp2e-E40dr-a Programmable PLC Controller Computer Hardware

US$110.00-200.00

1/4

Anhui Hechuang Intelligent Manufacturing Co. Ltd

Industrial pH/ORP Controller with Dual Relay & Modbus Communication

Industrial pH/ORP Controller with Dual Relay & Modbus Communication

Precision Dual Relay Controller for Temperature and Conductivity Monitoring

Precision Dual Relay Controller for Temperature and Conductivity Monitoring

Advanced Hq500c-M3ntu Turbidity Analyzer Controller with Relay Outputs

Advanced Hq500c-M3ntu Turbidity Analyzer Controller with Relay Outputs

Smart Chlorine Controller for Safe Pool and SPA Management

Smart Chlorine Controller for Safe Pool and SPA Management

1/4

Suzhou Delfino Environmental Technology Co., Ltd.

·Manufacturer/Factory & Trading Company

Hot Sale 4-20mA RS485 pH/ORP Controller with 2 Relays for Surface Water

Hot Sale 4-20mA RS485 pH/ORP Controller with 2 Relays for Surface Water

Two Relays 4-20mA Online pH/ORP Controller for Water Treatment

Two Relays 4-20mA Online pH/ORP Controller for Water Treatment

US$69.00-85.00

High Low Alarm Relay 4 20mA Online pH ORP Controller

High Low Alarm Relay 4 20mA Online pH ORP Controller

US$69.00-85.00

Hot Sale ABS IP66 Digital Conductivity Controller with 2 Spst Relays for Water Monitoring

Hot Sale ABS IP66 Digital Conductivity Controller with 2 Spst Relays for Water Monitoring

1/4

Anhui Qidian Automation Technology Co., Ltd.

4-Relay Water Level Controller for Tank Deep Well Liquid Level Indicator AC220V Alarm Level Control Instrument 4-20mA

4-Relay Water Level Controller for Tank Deep Well Liquid Level Indicator AC220V Alarm Level Control Instrument 4-20mA

US$18.00-25.00

China transmitter Controller with LED Display Water Level Transmitter Temperature Transmitter 4-20mA RS485 4-Relay Signal Output with AC220V Power

China transmitter Controller with LED Display Water Level Transmitter Temperature Transmitter 4-20mA RS485 4-Relay Signal Output with AC220V Power

US$15.00-25.00

4-20mA Relay Alarm Light Column Automatic Fire Water Tank Level Controller

4-20mA Relay Alarm Light Column Automatic Fire Water Tank Level Controller

US$23.00-30.00

Intelligent Digital Display Temperature Level Pressure Controller AC220/DC24V Power Supply with Alarm Relays Output

Intelligent Digital Display Temperature Level Pressure Controller AC220/DC24V Power Supply with Alarm Relays Output

US$18.00-25.00

1/4

Kunshan Ast Optoelectronics Co., Ltd

·Manufacturer/Factory & Trading Company

Dual Relay pH Controller for Swimming Pool pH Management with CE

Dual Relay pH Controller for Swimming Pool pH Management with CE

US$100.80-125.40

Intelligent pH Controller for Fish Tank and Aquarium Water Environment pH Measurement with Dual Relay Outputs and Dosing Pump

Intelligent pH Controller for Fish Tank and Aquarium Water Environment pH Measurement with Dual Relay Outputs and Dosing Pump

US$57.80-64.30

CE Certified pH Controller for Fish Tank and Swimming Pool pH Monitoring and Control with Dual Relay Outputs

CE Certified pH Controller for Fish Tank and Swimming Pool pH Monitoring and Control with Dual Relay Outputs

US$100.80-125.40

Dual Relay Outputs pH Controller for Pool and Hydroponic Plants pH Management with CE Certified

Dual Relay Outputs pH Controller for Pool and Hydroponic Plants pH Management with CE Certified

US$100.80-125.40

1/4

Nanjing KELISAIKE Safety Equipment Co., Ltd.

·Manufacturer/Factory & Trading Company

4 Channels Gas Controller Connecting to Transmitter with Solid Relay Output

4 Channels Gas Controller Connecting to Transmitter with Solid Relay Output

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

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

K1000-8 Solid Relay Output Gas Alarm Controller with 8 Channels

K1000-8 Solid Relay Output Gas Alarm Controller with 8 Channels

K1000 Multi Channels (4/8/16/32) Gas Alarm Controller Use RS 485 Signal

K1000 Multi Channels (4/8/16/32) Gas Alarm Controller Use RS 485 Signal

1/4

Zhejiang Hugong Automation Technology Co., Ltd.

·Manufacturer/Factory & Trading Company

Omch Tcm-R Oven Temperature Controller Relay Output Intelligent Digital Display Pid Control Temperature

Omch Tcm-R Oven Temperature Controller Relay Output Intelligent Digital Display Pid Control Temperature

US$7.03-7.51

Omch Tc Series Oven Temperature Controller Relay Output Intelligent Digital Display Pid Control Temperature

Omch Tc Series Oven Temperature Controller Relay Output Intelligent Digital Display Pid Control Temperature

US$7.03-7.51

Omch TCL-R Oven Temperature Controller Relay Output Intelligent Digital Display Pid Control Temperature

Omch TCL-R Oven Temperature Controller Relay Output Intelligent Digital Display Pid Control Temperature

US$7.03-7.51

Omch Tcm-R Oven Temperature Controller Relay Output Intelligent Digital Display Pid Control Temperature

Omch Tcm-R Oven Temperature Controller Relay Output Intelligent Digital Display Pid Control Temperature

US$7.03-7.51

1/4

Yuanhuang Electric Technology Co., Ltd.

·Manufacturer/Factory & Trading Company

Digital Pid Intelligent Temperature Controller Yh6-Ek SSR Relay Dualoutput/4-20mA/RS485 Thermorequlator

Digital Pid Intelligent Temperature Controller Yh6-Ek SSR Relay Dualoutput/4-20mA/RS485 Thermorequlator

US$7.00-8.00

Digital Pid Intelligent Temperature Controller Yh6-Bk SSR Relay Dualoutput/4-20mA/RS485 Thermorequlator

Digital Pid Intelligent Temperature Controller Yh6-Bk SSR Relay Dualoutput/4-20mA/RS485 Thermorequlator

US$7.00-8.00

Yhd6-Yk Water Level Controller with Switch Fully Automatic Liquid Level Relay, Water Pump Water Tower Water Filling Df96

Yhd6-Yk Water Level Controller with Switch Fully Automatic Liquid Level Relay, Water Pump Water Tower Water Filling Df96

US$3.00-3.80

Yhkj Water Level Controller Liquid Level Relay Automatic Start-Stop Switch for Pump Water Tower Water Supply Df96

Yhkj Water Level Controller Liquid Level Relay Automatic Start-Stop Switch for Pump Water Tower Water Supply Df96

US$2.60-3.40

1/4

Nanjing Hangjia Electronic Technology Co., Ltd.

·Manufacturer/Factory & Trading Company

Sealed Gauge Relay NPN PNP Electronic Pressure Controller

Sealed Gauge Relay NPN PNP Electronic Pressure Controller

US$90.00-135.00

HPM560 PNP/NPN Relay Two-way Control LED Intelligent Display Pressure Controller

HPM560 PNP/NPN Relay Two-way Control LED Intelligent Display Pressure Controller

US$80.00-95.00

RS485 4-20mA Relay output LED Digital Display PID Pressure Controller

RS485 4-20mA Relay output LED Digital Display PID Pressure Controller

US$60.00-85.00

Four-way Pressure Switch Electronic Pressure Controller with Relay NPN PNP Optional

Four-way Pressure Switch Electronic Pressure Controller with Relay NPN PNP Optional

US$90.00-120.00

1/4

Shenzhen Kelvin Electronics Co., Ltd.

·Manufacturer/Factory & Trading Company

433MHz Electronic Relay Switch Remote Controller for Volume Gate Door Kl099

433MHz Electronic Relay Switch Remote Controller for Volume Gate Door Kl099

US$1.00-1.40

DC12-24V 4 Channel Universal Wireless Relay Remote Controller

DC12-24V 4 Channel Universal Wireless Relay Remote Controller

US$2.80-3.50

1 Relay Output on/off Signal Remote Controller Kl-K103X

1 Relay Output on/off Signal Remote Controller Kl-K103X

US$1.80-2.50

D12V 2 Relays Remote Controller Kl-K201c

D12V 2 Relays Remote Controller Kl-K201c

US$2.00-2.50

1/4

Xiamen Foyum Electronic Technology Co., Ltd.

·Manufacturer/Factory

DC 12V 4CH RF 315MHz 433MHz 10A Universal Relay Receiver Wireless Remote Control Switch Transmitter Door Opener Garage Remote Controller

DC 12V 4CH RF 315MHz 433MHz 10A Universal Relay Receiver Wireless Remote Control Switch Transmitter Door Opener Garage Remote Controller

US$4.00-5.00

100 Pieces(MOQ)

RF Wireless Remote Controller Switch 433MHz AC 220V Relay Motor Water Pump Door Access System for Car Power Gate 315MHz Frequency

RF Wireless Remote Controller Switch 433MHz AC 220V Relay Motor Water Pump Door Access System for Car Power Gate 315MHz Frequency

US$3.50-4.60

100 Pieces(MOQ)

RF Wireless Remote Control Switch 433MHz AC 220V Relay Motor Smart Home Automation/Industrial Use ABS 30m Outdoor for Water Pump Controller

RF Wireless Remote Control Switch 433MHz AC 220V Relay Motor Smart Home Automation/Industrial Use ABS 30m Outdoor for Water Pump Controller

US$3.50-4.60

100 Pieces(MOQ)

433MHz 10A Universal Relay Receiver Wireless Remote Control Switch Transmitter Door Opener Garage Remote DC 12V 4CH RF Controller

433MHz 10A Universal Relay Receiver Wireless Remote Control Switch Transmitter Door Opener Garage Remote DC 12V 4CH RF Controller

US$4.00-5.00

100 Pieces(MOQ)

1/4

Zhejiang Gangkong Electric Co., Ltd

Rex C900 Relay Solid State Relay Thermoelectric Even Display Temperature Controller Intelligent Pid Control with Alarm Function

Rex C900 Relay Solid State Relay Thermoelectric Even Display Temperature Controller Intelligent Pid Control with Alarm Function

Rex C700 76 * 76 Relay Solid State Relay Dual Output Multifunctional K/E/J/R/S/B/N/T/PT100/Cu50 Adjustable Signal Input Pid Temperature Controller

Rex C700 76 * 76 Relay Solid State Relay Dual Output Multifunctional K/E/J/R/S/B/N/T/PT100/Cu50 Adjustable Signal Input Pid Temperature Controller

Digital Intelligent Industrial Temperature Controller 220V Relay Contact Rex-C700 Thermostat Analog Relay Output

Digital Intelligent Industrial Temperature Controller 220V Relay Contact Rex-C700 Thermostat Analog Relay Output

Rex-C700 72 * 72mm 800 Degree Input K J PT100 Pid Output SSR Relay 220V 24V 380V Thermostat Temperature Controller

Rex-C700 72 * 72mm 800 Degree Input K J PT100 Pid Output SSR Relay 220V 24V 380V Thermostat Temperature Controller

1/4

Changsha Supmeter Technological Co., Ltd.

·Manufacturer/Factory

Supmeter Load Cell Indicator Simple Weighing Controller Embedded Installation Relay Weigh Controller

Supmeter Load Cell Indicator Simple Weighing Controller Embedded Installation Relay Weigh Controller

US$107.00-126.00

Supmeter Optional Weighing Automation Bagging Machine Controller 2di 2do for Relay

Supmeter Optional Weighing Automation Bagging Machine Controller 2di 2do for Relay

US$107.00-126.00

Supmeter Relay Switch Output and Analogue Output Belt Weighfeeder Weighing Module Controller

Supmeter Relay Switch Output and Analogue Output Belt Weighfeeder Weighing Module Controller

US$120.00-136.00

Supmeter Brand Programmable Weight Controller with Relay Output

US$23.00-29.00

1/4

Zhejiang Weihao Electronic Co., Ltd.

·Manufacturer/Factory & Trading Company

SSR/Relay Output Automatic Pid Temperature Control System Temperature Controller 50Hz/60Hz Digital Appliance Industrial Temperature Controller

SSR/Relay Output Automatic Pid Temperature Control System Temperature Controller 50Hz/60Hz Digital Appliance Industrial Temperature Controller

US$11.10-13.90

Tx4-W 96*48 LED Display SSR and Relay Dual Output Multiple Input Intelligent Pid Digital Temperature Controller

Tx4-W 96*48 LED Display SSR and Relay Dual Output Multiple Input Intelligent Pid Digital Temperature Controller

US$11.14-13.00

Tx4-H 48*96mm Output SSR Relay Thermostat Digital Pid Temperature Controller

Tx4-H 48*96mm Output SSR Relay Thermostat Digital Pid Temperature Controller

US$10.30-12.90

Tx4 Series S W M H L Industrial Thermostat with Output SSR and Relay Digital Pid Temperature Controller

Tx4 Series S W M H L Industrial Thermostat with Output SSR and Relay Digital Pid Temperature Controller

US$11.10-13.90

1/4

Wenzhou Zhongzhe Electric Co., Ltd.

·Manufacturer/Factory & Trading Company

Dual Cycle Time Relay 3s~60m Reciprocating Cycle Delay Controller Atdv-Y Timing

Dual Cycle Time Relay 3s~60m Reciprocating Cycle Delay Controller Atdv-Y Timing

US$3.15-3.73

220V 40A Over-Voltage and Over-Current Voltage Relay Controller

220V 40A Over-Voltage and Over-Current Voltage Relay Controller

US$2.74-2.93

100 pieces(MOQ)

Tc4s Multi-Input PT100 Digital Pid Thermostat SSR Relay Output 220V Industrial Temperature Controller OEM

Tc4s Multi-Input PT100 Digital Pid Thermostat SSR Relay Output 220V Industrial Temperature Controller OEM

US$8.15-8.49

500 pieces(MOQ)

Pointer Type Time Relay Ah2-Y Time Delay Controller AC 220V 24V8 Pins 10 Seconds 30 Seconds

Pointer Type Time Relay Ah2-Y Time Delay Controller AC 220V 24V8 Pins 10 Seconds 30 Seconds

US$1.90-2.00

1/4

BAOJI XINGYUTENG MEASURE AND CONTROL INSTRUMENTS CO., LTD.

High Temperature Relay Output High Pressure Type Water Level Controller Qyk200/202

High Temperature Relay Output High Pressure Type Water Level Controller Qyk200/202

US$129.00-139.00

Two-Way Control Relay Output 220V/3A Intelligent Pressure Controller

Two-Way Control Relay Output 220V/3A Intelligent Pressure Controller

US$85.00-90.00

Relay PNP NPN Display 4-20mA China Factory Industrial Electronic Pressure Controller

Relay PNP NPN Display 4-20mA China Factory Industrial Electronic Pressure Controller

US$79.00-89.00

Factory Multi Circuits Relay Digital Tank Level Controller LED

Factory Multi Circuits Relay Digital Tank Level Controller LED

US$130.00-139.00

1/4

Qinghe County Hongli Rubber and Plastic Co., Ltd.

·Manufacturer/Factory & Trading Company

Monitor Safety Relay Relay Protection Controller

Monitor Safety Relay Relay Protection Controller

Wholesale Production of Various Safety Relay Controllers

Wholesale Production of Various Safety Relay Controllers

US$69.00-70.00

Industrial Controls Safety Relays for Sale Safety Relay Controller

Industrial Controls Safety Relays for Sale Safety Relay Controller

Safety Relay Dual Channel Control Safety Controller

Safety Relay Dual Channel Control Safety Controller

1/4

Shenzhen YHG Heating Science & Technology Co., ltd

·Manufacturer/Factory & Trading Company

or Honeywell Ec7850A1080 Relay Modules Gas Burner Combustion Safety Program Controller

or Honeywell Ec7850A1080 Relay Modules Gas Burner Combustion Safety Program Controller

US$570.00-650.00

Honeywell RM7840L1018 Relay Modules Controller for Industrial Burners & Boilers

Honeywell RM7840L1018 Relay Modules Controller for Industrial Burners & Boilers

US$589.00-610.00

Honeywell Ec7850A1122 Relay Modules Controller for Industrial Burner

Honeywell Ec7850A1122 Relay Modules Controller for Industrial Burner

US$450.00-490.00

Honeywell RM7823A1016 Relay Modules Gas Ignition Controller for Industrial Burner Boilers & Boiler Accessories

Honeywell RM7823A1016 Relay Modules Gas Ignition Controller for Industrial Burner Boilers & Boiler Accessories

US$570.00-599.00

1/4

Yueqing Page Electrical Co., Ltd.

·Manufacturer/Factory & Trading Company

DIN Rail Incubator Temperature Moisture Controller with 1 Relay

DIN Rail Incubator Temperature Moisture Controller with 1 Relay

US$22.60-23.50

DIN Rail Incubator Temperature Moisture Controller with 2 Relay

DIN Rail Incubator Temperature Moisture Controller with 2 Relay

US$22.60-23.50

Pid Intelligent Control Dual Digital Display Temperature Controller (REX-C100)

Pid Intelligent Control Dual Digital Display Temperature Controller (REX-C100)

US$6.00-6.50

Rkc 72 72mm Temperature Controller Programmable Thermostat Controller

Rkc 72 72mm Temperature Controller Programmable Thermostat Controller

US$6.00-6.50

1/4

170

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