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4 relay controller2,000+ factories verified

Shanghai Flexem Technology Co., Ltd.

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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
1 Piece(MOQ)
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
1 Piece(MOQ)
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
1 Piece(MOQ)
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 Piece(MOQ)
1/4

Xuzhou Sanhe Automatic Control Equipment Co., Ltd.

17 yrs
·Manufacturer/Factory & Trading Company
Send Inquiry
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)
Digital Temperature Controller Cooling/Heating Lock Function Relay Output Lnput Sensor Ntc

Digital Temperature Controller Cooling/Heating Lock Function Relay Output Lnput Sensor Ntc

US$1.50-6.50
100 Pieces(MOQ)
Dual Digital Stc-1000 Temperature Controller Two Relay Output Thermostat Heater with Probe 12V 24V 220V Home Fridge Cool Heat

Dual Digital Stc-1000 Temperature Controller Two Relay Output Thermostat Heater with Probe 12V 24V 220V Home Fridge Cool Heat

US$5.00-5.70
100 Pieces(MOQ)
1/4

Yueqing Kane Electric Co., Ltd.

5.0
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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

US$32.00
1 Piece(MOQ)
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

US$8.00
100 Pieces(MOQ)
kN1 Tc4s Single Display Pid Temperature Controller with Output Relay and SSR

kN1 Tc4s Single Display Pid Temperature Controller with Output Relay and SSR

US$7.00
10 Pieces(MOQ)
TCR Temperature Controller 220V with Input Thermocouple K Output Relay or SSR

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

US$8.00
5 Pieces(MOQ)
1/4

Hangzhou Antin Power Technology Co., Ltd.

13 yrs·5.0
·Manufacturer/Factory & Trading Company
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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
1 Piece(MOQ)
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
1 Piece(MOQ)
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
1 Piece(MOQ)
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 Piece(MOQ)
1/4

Nanjing AIYI Technologies Co., Ltd.

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Sil2 Certified Gas Alarm Controller with 3 Relay Outputs

Sil2 Certified Gas Alarm Controller with 3 Relay Outputs

US$580.00-1,260.00
1 Piece(MOQ)
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
1 Piece(MOQ)
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
1 Piece(MOQ)
Flammable Gas Detection Controller with Color LCD Display

Flammable Gas Detection Controller with Color LCD Display

US$100.00-1,600.00
2 Pieces(MOQ)
1/4

Wenzhou Zhongzhe Electric Co., Ltd.

7 yrs
·Manufacturer/Factory & Trading Company
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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)
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
10 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
10 pieces(MOQ)
1/4

Shanghai Craftmeter Control Technology Co., Ltd.

19 yrs
·Manufacturer/Factory & Trading Company
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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
1 Set(MOQ)
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
1 Set(MOQ)
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
1 Set(MOQ)
4G Version GSM-Relay Compatible 3G and GSM Seven Relay Output GSM Remote Controller

4G Version GSM-Relay Compatible 3G and GSM Seven Relay Output GSM Remote Controller

US$1,150.10-1,230.30
1 Set(MOQ)
1/4

Wuxi Mochuan Drives Technology Co., Ltd

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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
1 Piece(MOQ)
Mochuan China Automation Ethernet Relay Control Module Transistor Controller

Mochuan China Automation Ethernet Relay Control Module Transistor Controller

US$175.00-190.00
1 Piece(MOQ)
Mochuan Programmable Relay Smart Home PLC Controller

Mochuan Programmable Relay Smart Home PLC Controller

US$105.00-120.00
1 Piece(MOQ)
Mochuan PLC Control Unit System Controller for Injection Molding Machine

Mochuan PLC Control Unit System Controller for Injection Molding Machine

US$105.00-120.00
1 Piece(MOQ)
1/4

Jiangsu Sfere Electric Co., Ltd.

29 yrs·5.0
·Manufacturer/Factory & Trading Company
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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
1 Piece(MOQ)
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
1 Piece(MOQ)
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
1 Piece(MOQ)
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 Piece(MOQ)
1/4

Anhui Hechuang Intelligent Manufacturing Co. Ltd

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Precision Dual Relay Controller for Temperature and Conductivity Monitoring

Precision Dual Relay Controller for Temperature and Conductivity Monitoring

US$200.00
1 Piece(MOQ)
Industrial pH/ORP Controller with Dual Relay & Modbus Communication

Industrial pH/ORP Controller with Dual Relay & Modbus Communication

US$200.00
1 Piece(MOQ)
Advanced Hq500c-M3ntu Turbidity Analyzer Controller with Relay Outputs

Advanced Hq500c-M3ntu Turbidity Analyzer Controller with Relay Outputs

US$200.00
1 Piece(MOQ)
Rugged Turbidity Sensor & Controller for Extreme Conditions

Rugged Turbidity Sensor & Controller for Extreme Conditions

US$200.00
1 Piece(MOQ)
1/4

Shenzhen Jutai Comm Co., Ltd.

14 yrs·5.0
·Manufacturer/Factory & Trading Company
Send Inquiry
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
1 Piece(MOQ)
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 Piece(MOQ)
Jutai Electric Relay for Curve Control Solution Traffic Channel Controller

Jutai Electric Relay for Curve Control Solution Traffic Channel Controller

US$200.00
1 Piece(MOQ)
WiFi Relay Output Controller IP67 WiFi Smart Gate Controller Wireless Mobile

WiFi Relay Output Controller IP67 WiFi Smart Gate Controller Wireless Mobile

US$27.00-35.00
1 Piece(MOQ)
1/4

Anhui Qidian Automation Technology Co., Ltd.

4.0
Send Inquiry
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
1 Piece(MOQ)
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
1 Piece(MOQ)
Tc Input K E J PT100 220V 4-20mA Voltage Input Output Relays Temperature Controller

Tc Input K E J PT100 220V 4-20mA Voltage Input Output Relays Temperature Controller

US$18.00-25.00
1 Piece(MOQ)
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
1 Piece(MOQ)
1/4

Suzhou Delfino Environmental Technology Co., Ltd.

11 yrs·5.0
·Manufacturer/Factory & Trading Company
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Professional Service Industrial Chlorine Controller with 2 Spst Relays for Water Monitoring

Professional Service Industrial Chlorine Controller with 2 Spst Relays for Water Monitoring

Negotiable
1 Piece(MOQ)
High Accuracy IP66 Online Conductivity Meter for Ultrapure Water

High Accuracy IP66 Online Conductivity Meter for Ultrapure Water

US$85.00-100.00
1 Piece(MOQ)
High Quality Online Ammonia Nitrogen Meter Nh4-N Meter for Sewage Plant

High Quality Online Ammonia Nitrogen Meter Nh4-N Meter for Sewage Plant

Negotiable
1 Piece(MOQ)
High Quality Wholesale Industrial Chlorine Controller with 2 Spst Relays for Water Quality

High Quality Wholesale Industrial Chlorine Controller with 2 Spst Relays for Water Quality

Negotiable
1 Piece(MOQ)
1/4

Kunshan Ast Optoelectronics Co., Ltd

6 yrs·5.0
·Manufacturer/Factory & Trading Company
Send Inquiry
Automatic pH Controller for Fish Tank and Aquarium Water Environmental pH Regulation with Dual Relay Outputs

Automatic pH Controller for Fish Tank and Aquarium Water Environmental pH Regulation with Dual Relay Outputs

US$100.80-125.40
50 Pieces(MOQ)
Automatic pH Controller for Wastewater Treatment Water Quality Monitoring with Fully Automatically Dosing Pump and Dual Relay Outputs

Automatic pH Controller for Wastewater Treatment Water Quality Monitoring with Fully Automatically Dosing Pump and Dual Relay Outputs

US$100.80-125.40
50 Pieces(MOQ)
Digital pH Controller with Dual Relay and Smart Dosing Pump for Hydroponics and Indoor Plant Growth

Digital pH Controller with Dual Relay and Smart Dosing Pump for Hydroponics and Indoor Plant Growth

US$100.80-125.40
50 Pieces(MOQ)
Calculable pH Controller Automatically with Dual Relay Outputs for Hydroponics and Greenhouse Plants

Calculable pH Controller Automatically with Dual Relay Outputs for Hydroponics and Greenhouse Plants

US$100.80-125.40
50 Pieces(MOQ)
1/4

Shenzhen Dulcimer Technology Co., Ltd.

3 yrs·5.0
·Trading Company
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MCX20b 080g0057 Program Controller with 20 Relays

MCX20b 080g0057 Program Controller with 20 Relays

US$934.00-955.00
1 Piece(MOQ)
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
1 Piece(MOQ)
Intelligent Temperature Controller Nt-96re with Reliable Relay Output

Intelligent Temperature Controller Nt-96re with Reliable Relay Output

US$35.00-45.00
2 Pieces(MOQ)
E5cn-R2mt-500 100-240AC Digital Temperature Controller

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

US$30.00-40.00
2 Pieces(MOQ)
1/4

Mantern Industrial Co., Limited

5.0
Send Inquiry
Sil2 Certified CO2 Gas Alarm Controller with 2 Relay Outputs

Sil2 Certified CO2 Gas Alarm Controller with 2 Relay Outputs

US$80.00-300.00
1 Piece(MOQ)
Sil2 Certified Gas Alarm Controller with 3 Relay Outputs

Sil2 Certified Gas Alarm Controller with 3 Relay Outputs

US$80.00-300.00
1 Piece(MOQ)
Sil2 Certified Fixed Gas Alarm Controller with 3 Relay Output

Sil2 Certified Fixed Gas Alarm Controller with 3 Relay Output

US$80.00-300.00
1 Piece(MOQ)
Sil2 Certified So2 Gas Alarm Controller with 2 Relay Outputs

Sil2 Certified So2 Gas Alarm Controller with 2 Relay Outputs

US$80.00-300.00
1 Piece(MOQ)
1/4

Yuanhuang Electric Technology Co., Ltd.

10 yrs
·Manufacturer/Factory & Trading Company
Send Inquiry
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
10 pieces(MOQ)
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
10 pieces(MOQ)
Digital Pid Intelligent Temperature Controller Yh6-Ak SSR Relay Dualoutput/4-20mA/RS485 Thermorequlator

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

US$7.00-8.00
10 pieces(MOQ)
Digital Pid Intelligent Temperature Controller Yh6-Dk SSR Relay Dualoutput/4-20mA/RS485 Thermorequlator

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

US$7.00-8.00
10 pieces(MOQ)
1/4

Zhejiang Hugong Automation Technology Co., Ltd.

19 yrs
·Manufacturer/Factory & Trading Company
Send Inquiry
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
1 Piece(MOQ)
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
1 Piece(MOQ)
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 Piece(MOQ)
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 Piece(MOQ)
1/4

Shenzhen Tengjing Electronics Co., Ltd

4.0
Send Inquiry
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
1 Piece(MOQ)
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
1 Piece(MOQ)
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 Piece(MOQ)
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
1 Piece(MOQ)
1/4

Nanjing KELISAIKE Safety Equipment Co., Ltd.

22 yrs
·Manufacturer/Factory & Trading Company
Send Inquiry
K1000-8 Solid Relay Output Gas Alarm Controller with 8 Channels

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

US$450.00
1 Piece(MOQ)
K1000-4 Solid Relay Output Gas Alarm Controller with 4 Channels

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

US$450.00
1 Piece(MOQ)
4 Channels Gas Controller Connecting to Transmitter with Solid Relay Output

4 Channels Gas Controller Connecting to Transmitter with Solid Relay Output

US$382.00
1 Piece(MOQ)
K1000 4 Channels Gas Alarm Controller Use RS485 Signal

K1000 4 Channels Gas Alarm Controller Use RS485 Signal

US$525.00
1 Piece(MOQ)
1/4

Nanjing Hangjia Electronic Technology Co., Ltd.

11 yrs
·Manufacturer/Factory & Trading Company
Send Inquiry
Industry PNP/NPN/Relay Customized 4~20mA Differential Pressure Controller

Industry PNP/NPN/Relay Customized 4~20mA Differential Pressure Controller

US$125.00-150.00
1 Piece(MOQ)
HIGHJOIN PT100 4-20mA Relay NPN Temperature Switch Controller

HIGHJOIN PT100 4-20mA Relay NPN Temperature Switch Controller

US$50.00-75.00
1 Piece(MOQ)
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
1 Piece(MOQ)
24VDC Supply Stainless Steel One-way Relay Control Pressure Controller

24VDC Supply Stainless Steel One-way Relay Control Pressure Controller

US$35.00-45.00
2 Pieces(MOQ)
1/4

Shenzhen Kelvin Electronics Co., Ltd.

20 yrs·5.0
·Manufacturer/Factory & Trading Company
Send Inquiry
DC12-24V 4 Channel Universal Wireless Relay Remote Controller

DC12-24V 4 Channel Universal Wireless Relay Remote Controller

US$2.80-3.50
20 Pieces(MOQ)
D12V 2 Relays Remote Controller Kl-K201c

D12V 2 Relays Remote Controller Kl-K201c

US$2.00-2.50
20 Pieces(MOQ)
DC12-24V 4way Relay Remote Controller Kl-K400c

DC12-24V 4way Relay Remote Controller Kl-K400c

US$3.00-3.80
20 Pieces(MOQ)
Wireless Two Way Relay Board Lora RF Remote Controller Kl-K400la-2CH

Wireless Two Way Relay Board Lora RF Remote Controller Kl-K400la-2CH

US$12.00-16.00
20 Pieces(MOQ)
1/4

Xiamen Foyum Electronic Technology Co., Ltd.

14 yrs·5.0
·Manufacturer/Factory
Send Inquiry
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

5.0
Send Inquiry
Customizable 12VAC Rex-700 Relay Output Temperature Controller for Pizza Ovens, Supporting OEM and ODM

Customizable 12VAC Rex-700 Relay Output Temperature Controller for Pizza Ovens, Supporting OEM and ODM

US$3.99
1 Piece(MOQ)
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

US$3.99
1 Piece(MOQ)
Digital Temperature Controller with Universal Input, Analog, Relay, SSR 4-20mA Output

Digital Temperature Controller with Universal Input, Analog, Relay, SSR 4-20mA Output

US$3.99
1 Piece(MOQ)
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

US$3.99
1 Piece(MOQ)
1/4

Changsha Supmeter Technological Co., Ltd.

21 yrs·5.0
·Manufacturer/Factory
Send Inquiry
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
1 Piece(MOQ)
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
1 Piece(MOQ)
Supmeter Brand Programmable Weight Controller with Relay Output

Supmeter Brand Programmable Weight Controller with Relay Output

US$23.00-29.00
50 Pieces(MOQ)
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
1 Piece(MOQ)
1/4

Qinghe County Hongli Rubber and Plastic Co., Ltd.

22 yrs·5.0
·Manufacturer/Factory & Trading Company
Send Inquiry
Safety Relay Dual Channel Control Safety Controller

Safety Relay Dual Channel Control Safety Controller

US$80.00
1 Piece(MOQ)
Wholesale High Quality Safety Relay Controller

Wholesale High Quality Safety Relay Controller

US$80.00
1 Piece(MOQ)
Wholesale Production of Various Safety Relay Controllers

Wholesale Production of Various Safety Relay Controllers

US$69.00-70.00
1 Piece(MOQ)
Industrial Controls Safety Relays for Sale Safety Relay Controller

Industrial Controls Safety Relays for Sale Safety Relay Controller

US$70.00
1 Piece(MOQ)
1/4

Zhejiang Weihao Electronic Co., Ltd.

19 yrs·5.0
·Manufacturer/Factory & Trading Company
Send Inquiry
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 Piece(MOQ)
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
1 Piece(MOQ)
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
1 Piece(MOQ)
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
5 Pieces(MOQ)
1/4

BAOJI XINGYUTENG MEASURE AND CONTROL INSTRUMENTS CO., LTD.

5.0
Send Inquiry
Multi Circuit Control Relay Output Smart Tank Level Controller

Multi Circuit Control Relay Output Smart Tank Level Controller

US$130.00-139.00
1 Piece(MOQ)
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
1 Piece(MOQ)
Smart 4-20mA 24V 4 Relays Output Digital Pressure Transmitter Controller QYK105

Smart 4-20mA 24V 4 Relays Output Digital Pressure Transmitter Controller QYK105

US$70.00-80.00
1 Piece(MOQ)
QTK104 Industrial Two-Control Relay out Intelligent Water Oil Temperature Control Switches Temperature Controller 220V

QTK104 Industrial Two-Control Relay out Intelligent Water Oil Temperature Control Switches Temperature Controller 220V

US$89.00-99.00
1 Piece(MOQ)
1/4

Yueqing Page Electrical Co., Ltd.

10 yrs·4.8
·Manufacturer/Factory & Trading Company
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DIN Rail Incubator Temperature Moisture Controller with 1 Relay

DIN Rail Incubator Temperature Moisture Controller with 1 Relay

US$22.60-23.50
1 Piece(MOQ)
DIN Rail Incubator Temperature Moisture Controller with 2 Relay

DIN Rail Incubator Temperature Moisture Controller with 2 Relay

US$22.60-23.50
1 Piece(MOQ)
Multiple Input Input Digital Pid Temperature Controller

Multiple Input Input Digital Pid Temperature Controller

US$6.00-6.50
1 Piece(MOQ)
220V Oven Temperature Controller Rex-C400 Thermocouple PT100, K Type

220V Oven Temperature Controller Rex-C400 Thermocouple PT100, K Type

US$6.00-6.50
1 Piece(MOQ)
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Shenzhen YHG Heating Science & Technology Co., ltd

17 yrs·5.0
·Manufacturer/Factory & Trading Company
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Honeywell Original RM7823A1016 Gas Combustion Program Controller Relay Modules with Flame Amplifier Working Together

Honeywell Original RM7823A1016 Gas Combustion Program Controller Relay Modules with Flame Amplifier Working Together

US$399.00-448.00
1 Piece(MOQ)
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 Piece(MOQ)
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
1 Piece(MOQ)
Honeywell Ec7850A1122 Relay Modules Controller for Industrial Burner

Honeywell Ec7850A1122 Relay Modules Controller for Industrial Burner

US$450.00-490.00
1 Piece(MOQ)
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