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Relay Module

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Semiconductor Power Module Electronic Module Rectifier Relay Power Semiconductor

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Minco Home Tuya Light Switch Module Zigbee 3.0 Mini Switch 2-Way Control Smart Switch Relay Modules Smart Life on/off Breaker

Minco Home Tuya Light Switch Module Zigbee 3.0 Mini Switch 2-Way Control Smart Switch Relay Modules Smart Life on/off Breaker

US $ 5.5-7.5 / Piece FOB
1 Piece (MOQ)
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Hefei Minco Heating Cable Co., Ltd.

Anhui, China Since 2023
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DC 12V 24V 8 Isolated Input & 8 Output DIN35 C45 Rail Box Uart RS485 Relay Module Modbus RTU Control Switch Board

DC 12V 24V 8 Isolated Input & 8 Output DIN35 C45 Rail Box Uart RS485 Relay Module Modbus RTU Control Switch Board

US $ 13-13.98 / pieces FOB
10 pieces (MOQ)
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Shenzhen Tianhehuijin Tech Ltd

Trading Company

Guangdong, China Since 2025
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Industrial Solid State Relay SSR-H 300A DC to AC Single Phase Relay Module with LED Indicator

Industrial Solid State Relay SSR-H 300A DC to AC Single Phase Relay Module with LED Indicator

US $ 30.54-33.93 / Piece FOB
1 Piece (MOQ)
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Zhejiang Lingshine Electric CO., Ltd

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2024
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Ssangyong Transmission Shift Relay Module Actyon Kyron Rexton Korando C Musso Rodius Tivoli 0578-640127

Ssangyong Transmission Shift Relay Module Actyon Kyron Rexton Korando C Musso Rodius Tivoli 0578-640127

US $ 11.84 / Piece FOB
10 Pieces (MOQ)
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Male (Beijing) Automotive Power Technology Development Co., Ltd

Beijing, China Since 2025
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Mustar High Quality Electronic Modules Development Board Electronic Component Relays Supplier in China

Mustar High Quality Electronic Modules Development Board Electronic Component Relays Supplier in China

US $ 1.15-1.59 / Piece FOB
1 Piece (MOQ)
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Mu Star (shenzhen) Industry Co., Ltd.

Trading Company

Guangdong, China Since 2023
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New Pilz Safety Relay Module Pnoz X1 774300 Pnoz X2 774303 Pnoz X2.1 774306

New Pilz Safety Relay Module Pnoz X1 774300 Pnoz X2 774303 Pnoz X2.1 774306

US $ 50-60 / Piece FOB
1 Piece (MOQ)
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Sichuan Yuejiayi Trading Co., Ltd.

Sichuan, China Since 2025
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1 ~16 Channel Relay Module with Light Coupling 5V

1 ~16 Channel Relay Module with Light Coupling 5V

US $ 0.4-2.8 / Piece FOB
100 Pieces (MOQ)
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Changzhou Eagle International Trade Corp.

Jiangsu, China Since 2004
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Honeywell RM7885A1015/U, RM7885A2015/U 7800 Series Relay Module

Honeywell RM7885A1015/U, RM7885A2015/U 7800 Series Relay Module

US $ 1-799 / Piece FOB
1 Piece (MOQ)
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BNSENS Co., Ltd.

Jiangsu, China Since 2024
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TM3dq16r - Discrete Output Module, Modicon TM3, 16 Relay Outputs, Screw, 24V DC

TM3dq16r - Discrete Output Module, Modicon TM3, 16 Relay Outputs, Screw, 24V DC

US $ 820-1,100 / Piece FOB
1 Piece (MOQ)
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Shantou Sikinta Automation Equipment Co., Ltd.

Trading Company

Guangdong, China Since 2025
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8 Channels 9~30VDC 2A 110VAC 0.55A 250VAC 0.25A Data Acquisition Relay Output Remote Io Module

8 Channels 9~30VDC 2A 110VAC 0.55A 250VAC 0.25A Data Acquisition Relay Output Remote Io Module

US $ 45-55 / Piece FOB
1 Piece (MOQ)
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Henan 4.0 Automation Equipment Co., Ltd.

Henan, China Since 2023
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S-Chneider Brand New Original M200 PLC Programming Relay Output Module TM200CE24r

S-Chneider Brand New Original M200 PLC Programming Relay Output Module TM200CE24r

US $ 50-200 / Piece FOB
1 Piece (MOQ)
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Chengdu Canmeng Trading Co., Ltd

Sichuan, China Since 2025
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2900336 PLC-Rpt-230UC/21-21 Phoenix Contact Relay Module

2900336 PLC-Rpt-230UC/21-21 Phoenix Contact Relay Module

US $ 10.39 / Piece FOB
1 Piece (MOQ)
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Nanjing Inter Tech Co., Ltd.

Jiangsu, China Since 2025
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3rh6140-1an20 Contactor AC DC Intermediate Relay Low Voltage Digital Input Module

3rh6140-1an20 Contactor AC DC Intermediate Relay Low Voltage Digital Input Module

US $ 30-500 / Piece FOB
1 Piece (MOQ)
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Guangzhou he Neng Automation Equipment Co. , Ltd.

Trading Company

Guangdong, China Since 2022
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General electric Multilin UR-7HH UR7HH UR7CV UR7CM UR7BH INTER-RELAY COMMUNICATIONS MODULE

General electric Multilin UR-7HH UR7HH UR7CV UR7CM UR7BH INTER-RELAY COMMUNICATIONS MODULE

US $ 123 / Piece FOB
1 Piece (MOQ)
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Amikon Limited

Fujian, China Since 2024
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6 Channels Digital Signal to Ethernet Relay Output Converter I/O Module

6 Channels Digital Signal to Ethernet Relay Output Converter I/O Module

1 Piece (MOQ)
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Shenzhen Sunyuan Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2012
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New Original Atfits Srd-12VDC-SL-C Four Channel Relay Module DC 5V + Optocoupler

New Original Atfits Srd-12VDC-SL-C Four Channel Relay Module DC 5V + Optocoupler

US $ 1-100 / Piece FOB
1 Piece (MOQ)
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Kunshan Autofits Technology Co., Ltd.

Jiangsu, China Since 2024
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Fpv Crossover Machine 30 Km Fiber Optic Relay Extended Range Module

Fpv Crossover Machine 30 Km Fiber Optic Relay Extended Range Module

US $ 285-442 / Piece FOB
1 Piece (MOQ)
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CFOFC Communications (Shenzhen) Co., Ltd.

Guangdong, China Since 2025
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NHN-RC3/4/7/8 Relay Module with Miniature Power Relay NNC115F

NHN-RC3/4/7/8 Relay Module with Miniature Power Relay NNC115F

US $ 14.86-22.29 / Piece FOB
50 Pieces (MOQ)
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CLION ELECTRIC CO., LTD.

Zhejiang, China Since 2022
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Industrial Automation New and Original Relay Output Module 1746-Ow4 PLC PLC Controller

Industrial Automation New and Original Relay Output Module 1746-Ow4 PLC PLC Controller

US $ 150-460 / Piece FOB
1 Piece (MOQ)
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Guangzhoushi Henneng Trade Co., Ltd.

Trading Company

Guangdong, China Since 2025
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HHN-SG1 Port Type Solid State Relay Module with LED Indicator

HHN-SG1 Port Type Solid State Relay Module with LED Indicator

US $ 6.29-10.99 / Piece FOB
1 Piece (MOQ)
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Xinling Electrical Co., Ltd. China

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2012
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61083-062402lf Amphenol Integrated Circuit Electronic Components Chip Fpga Cpld IGBT Module Relay

61083-062402lf Amphenol Integrated Circuit Electronic Components Chip Fpga Cpld IGBT Module Relay

10 Pieces (MOQ)
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Shenzhen Haoxinsheng Technology Co., Ltd.

Trading Company

Guangdong, China Since 2022
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Mustar New Promotion Development Board Electronic Component Relays Electronic Modules in China

Mustar New Promotion Development Board Electronic Component Relays Electronic Modules in China

US $ 1.15-1.59 / Piece FOB
1 Piece (MOQ)
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Mu Star (shenzhen) Industry Co., Ltd.

Trading Company

Guangdong, China Since 2023
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High-Performance SSR-25DV 40DV 60DV Solid State Relays and Modules - Reliable and Efficient Solutions for Industrial Automation

High-Performance SSR-25DV 40DV 60DV Solid State Relays and Modules - Reliable and Efficient Solutions for Industrial Automation

US $ 5.6 / Piece FOB
10 Pieces (MOQ)
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Yueqing Kane Electric Co., Ltd.

Zhejiang, China Since 2011
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About Relay Module FAQ

  • QWhat components are essential in an electrical control system?

    The Relay Module is an essential part of our Electrical Control System offerings.In an electrical control system, essential components include power supplies, relays, circuit breakers, and controllers. These components work together to regulate and monitor electrical processes and machinery, ensuring efficiency and safety.

  • QHow can I identify a reliable supplier for electrical control systems from China?

    The Relay Module is included in our comprehensive Electrical Control System range.To find a reliable supplier in China, conduct thorough research, check certifications and reviews, and request product specifications and samples. Partnering with a reputable supplier guarantees quality products and after-sales support for your projects.

  • QWhy should I consider purchasing electrical control systems wholesale?

    The Relay Module is a premium choice in the Electrical Control System category.Buying electrical control systems wholesale offers cost savings, bulk purchasing benefits, and the option for customized solutions. By purchasing in bulk, you can ensure timely availability for your projects and access premium products from trusted suppliers.

Txm1.8u Universal I/O Module New and Original

Txm1.8u Universal I/O Module New and Original

US $ 220 / Piece FOB
1 Piece (MOQ)
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Shandong Chenxuan Intelligent Manufacturing Co., Ltd.

Shandong, China Since 2019
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Vtol RC Repeater Radio Telemetry Video Link Transmission Ship to Ship Communication Relay Radios Module

Vtol RC Repeater Radio Telemetry Video Link Transmission Ship to Ship Communication Relay Radios Module

US $ 3,050-3,143 / Piece FOB
1 Piece (MOQ)
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Shenzhen Xingkai Technology Co., Ltd

Guangdong, China Since 2023
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Optical Fiber Image Data Module Relay Extender Module for 20km Uav Drone

Optical Fiber Image Data Module Relay Extender Module for 20km Uav Drone

US $ 220-270 / Piece FOB
1 Piece (MOQ)
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CFOFC Communications (Shenzhen) Co., Ltd.

Guangdong, China Since 2025
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Industrial Y24 4CH Relay Module 30W Switching Power for Motor/Valve Control Systems

Industrial Y24 4CH Relay Module 30W Switching Power for Motor/Valve Control Systems

US $ 14.3-15.6 / Piece FOB
1 Piece (MOQ)
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Shenzhen Beilai Technology Co., Ltd.

Guangdong, China Since 2023
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Original PLC Module 3ug45821aw31 Insulation Monitoring Electric Relay 3ug4582-1aw31

Original PLC Module 3ug45821aw31 Insulation Monitoring Electric Relay 3ug4582-1aw31

US $ 50-99 / Piece FOB
1 Piece (MOQ)
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Dongguan Sinaean Industrial Technology Co., Ltd.

Trading Company

Guangdong, China Since 2023
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High-Efficiency Solid State Relay SSR Module for Smart Control

High-Efficiency Solid State Relay SSR Module for Smart Control

US $ 10-350 / Piece FOB
1 Piece (MOQ)
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Beijing Fuanshi Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Hebei, China Since 2025
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Safety Relays Es-Fa-9AA Safety Relay Module for Banner

Safety Relays Es-Fa-9AA Safety Relay Module for Banner

US $ 120 / Piece FOB
1 Piece (MOQ)
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Sichuan Hongjun Science and Technology Co., Ltd.

Sichuan, China Since 2016
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DC5V 2 Channel Relay Module with Optocoupler Protection for Arduino Development Board

DC5V 2 Channel Relay Module with Optocoupler Protection for Arduino Development Board

US $ 0.8-1.5 / Piece FOB
50 Pieces (MOQ)
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Shenzhen Chengsuchuang Technology Co., Ltd.

Guangdong, China Since 2024
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Shansen Jcb-Oi-16-22 Pluggable Relay Module Customizable Multifunction Relay Board Module

Shansen Jcb-Oi-16-22 Pluggable Relay Module Customizable Multifunction Relay Board Module

US $ 29-150 / Piece FOB
20 Pieces (MOQ)
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Shandong Shansen Cnc Technology Co., Ltd

Manufacturer/Factory & Trading Company

Shandong, China Since 2024
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Waterproof 8CH Dry Contact DI Module No Power Required for Relay/Button Status Detection

Waterproof 8CH Dry Contact DI Module No Power Required for Relay/Button Status Detection

US $ 11.7-13 / Piece FOB
1 Piece (MOQ)
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Shenzhen Beilai Technology Co., Ltd.

Guangdong, China Since 2023
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Ab PLC 8/16 PT D/O Relay ISO Module 1769-Ow8I 1769-Ow8 1769-Ow16 1769-Ov16

Ab PLC 8/16 PT D/O Relay ISO Module 1769-Ow8I 1769-Ow8 1769-Ow16 1769-Ov16

US $ 50-60 / Piece FOB
1 Piece (MOQ)
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Sichuan Yuejiayi Trading Co., Ltd.

Sichuan, China Since 2025
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Delta PLC Dvp14ss211r Relay Output Dvp14ss211t Transistor Output 8 Points Input 6 Points Output Host Module Programmable

Delta PLC Dvp14ss211r Relay Output Dvp14ss211t Transistor Output 8 Points Input 6 Points Output Host Module Programmable

US $ 50-100 / Piece FOB
1 Piece (MOQ)
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Dongguan Sinaean Industrial Technology Co., Ltd.

Trading Company

Guangdong, China Since 2023
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Shansen Tb16out-R8-1.0 Syntec 8-Bit Relay Module

Shansen Tb16out-R8-1.0 Syntec 8-Bit Relay Module

US $ 29-150 / Piece FOB
20 Pieces (MOQ)
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Shandong Shansen Cnc Technology Co., Ltd

Manufacturer/Factory & Trading Company

Shandong, China Since 2024
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