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8 Channel 12V with Optocoupler Isolation Relay Module for Orange Pi 3b 4GB

8 Channel 12V with Optocoupler Isolation Relay Module for Orange Pi 3b 4GB

US $ 2.5-2.8 / Piece FOB
50 Pieces (MOQ)
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Audited Supplier
Shenzhen Chengsuchuang Technology Co., Ltd.

Guangdong, China Since 2024
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Phoenix PLC-Rpt -24DC/21-21 Relay Module 2900330

Phoenix PLC-Rpt -24DC/21-21 Relay Module 2900330

US $ 7-9 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Ling Hang Xin (Wuhan) Electrical Engineering Co., Ltd

Trading Company

Hubei, China Since 2025
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Cts7 223-1pH32, Digital Input/Output Module, 8-Point 24VDC Input, 8-Point Relay Output, 2A

Cts7 223-1pH32, Digital Input/Output Module, 8-Point 24VDC Input, 8-Point Relay Output, 2A

US $ 50-150 / Piece FOB
1 Piece (MOQ)
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Cotrust Technologies Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2018
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Siemens 6ES7222-1HF22-0XA8 Digital Output Module 8DO 2A 24VDC S7-200 Relay

Siemens 6ES7222-1HF22-0XA8 Digital Output Module 8DO 2A 24VDC S7-200 Relay

US $ 197.96 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Beijing Zhongping Technology Co., Ltd.

Trading Company

Beijing, China Since 2025
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Ctsi-Dqr08-S1, Simple Series Digital Output Module, 8-Point Relay Output, 2A

Ctsi-Dqr08-S1, Simple Series Digital Output Module, 8-Point Relay Output, 2A

US $ 50-85 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Cotrust Technologies Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2018
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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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High Performance Relay Module for CNC Machine Control Systems

High Performance Relay Module for CNC Machine Control Systems

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

Manufacturer/Factory & Trading Company

Shandong, China Since 2024
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Siron Y318 PLC Relay Input/Output Optical Coupling Isolation Type IDC Horn Transfer 16-Bit DC Solid State Relay Module

Siron Y318 PLC Relay Input/Output Optical Coupling Isolation Type IDC Horn Transfer 16-Bit DC Solid State Relay Module

US $ 97.39 / Piece FOB
1 Piece (MOQ)
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Shenzhen SiRON Electrical Co.,Ltd

Guangdong, China Since 2022
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Industrial 32-Channel Relay Module PLC High-Current Driver Opto-Isolated 24 V

Industrial 32-Channel Relay Module PLC High-Current Driver Opto-Isolated 24 V

US $ 41.59 / Piece FOB
1 Piece (MOQ)
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Changzhou ZERO Intelligent Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Jiangsu, China Since 2024
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Fanuc A03b-0819-C161 Aor16g 16 Point Relay Output I/O Module

Fanuc A03b-0819-C161 Aor16g 16 Point Relay Output I/O Module

US $ 100-200 / Piece FOB
1 Piece (MOQ)
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Sichuan Oneket Science&Technology Co., Ltd

Trading Company

Sichuan, China Since 2024
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Decowell I/O Module, PN-8800-C2NN, PROFINET 8 Digital Inputs (NPN & PNP) 8 Digital Outputs (relay)

Decowell I/O Module, PN-8800-C2NN, PROFINET 8 Digital Inputs (NPN & PNP) 8 Digital Outputs (relay)

US $ 95.3-136.15 / Piece FOB
1 Piece (MOQ)
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Nanjing Decowell Automation Co., Ltd.

Manufacturer/Factory & Trading Company

Jiangsu, China Since 2023
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New O-Mron Cp1e-N40dr-a CPU Relay Output PLC Module 40 I/O Ports

New O-Mron Cp1e-N40dr-a CPU Relay Output PLC Module 40 I/O Ports

US $ 50-99 / Piece FOB
1 Piece (MOQ)
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Xiamen Xinchengyi Technology Co., Ltd.

Fujian, China Since 2025
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Pluggable Relay Module Expandable Electrical Control Module Customizable Panasonic Compact

Pluggable Relay Module Expandable Electrical Control Module Customizable Panasonic Compact

US $ 12.03-14.06 / Piece FOB
1 Piece (MOQ)
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Zhejiang Weide Electric Co., Ltd.

Zhejiang, China Since 2020
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Siemens 6es7222-1hf32-0xb0 PLC Digital Output Module 8-Ch Relay

Siemens 6es7222-1hf32-0xb0 PLC Digital Output Module 8-Ch Relay

US $ 50-1,000 / Piece FOB
1 Piece (MOQ)
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Beijing Zhongping Technology Co., Ltd.

Trading Company

Beijing, China Since 2025
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Clion PLC AC Amplifier Board NHN-SL2 SCR Controlled Relay Module

Clion PLC AC Amplifier Board NHN-SL2 SCR Controlled Relay Module

US $ 11.87-13.06 / Piece FOB
50 Pieces (MOQ)
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CLION ELECTRIC CO., LTD.

Zhejiang, China Since 2022
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24V DC 2 Safety Contacts Safety Relay Module 751105 for Pilz

24V DC 2 Safety Contacts Safety Relay Module 751105 for Pilz

US $ 238 / Piece FOB
1 Piece (MOQ)
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Sichuan Hongjun Science and Technology Co., Ltd.

Sichuan, China Since 2016
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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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(ZJB-50B-16F16) 16 Channels General Purpose Relay Modules

(ZJB-50B-16F16) 16 Channels General Purpose Relay Modules

US $ 68 / Piece FOB
5 Pieces (MOQ)
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Audited Supplier
Shandong Shansen Cnc Technology Co., Ltd

Manufacturer/Factory & Trading Company

Shandong, China Since 2024
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Safety Relay Ethernet Module 358883 533157 Ncp302045mntwg Fdg8850nz Fdc608pz Nvjd4152PT1g Nvmd6n04r2g Mc78m05abdtrkg Fds86242 Mmbfj175lt1g Ncp81610mntxg

Safety Relay Ethernet Module 358883 533157 Ncp302045mntwg Fdg8850nz Fdc608pz Nvjd4152PT1g Nvmd6n04r2g Mc78m05abdtrkg Fds86242 Mmbfj175lt1g Ncp81610mntxg

US $ 100-1,000 / Piece FOB
1 Piece (MOQ)
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Tianjin Omini Technology Co., Ltd.

Tianjin, China Since 2020
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2940391 Emg 17-Rel/Ksr- 24/21-21-LC Phoenix Contact Relay Module

2940391 Emg 17-Rel/Ksr- 24/21-21-LC Phoenix Contact Relay Module

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

Jiangsu, China Since 2025
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Siemens Et200sp 6es71326HD010bb1 Rq 4X120VDC~230VAC/5A St Relay Output Module

Siemens Et200sp 6es71326HD010bb1 Rq 4X120VDC~230VAC/5A St Relay Output Module

US $ 54-108 / Piece FOB
1 Piece (MOQ)
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CoVast Tongchuang Technology Co., Ltd.

Beijing, China Since 2026
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Original 1746-Ow4 Relay Output Module for Industrial Automation

Original 1746-Ow4 Relay Output Module for Industrial Automation

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

Trading Company

Guangdong, China Since 2025
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DTY-H220d75g Fully Isolated Single-Phase AC Voltage Regulator Module Pictures & Photosdty-H220d75g Fully Isolated Single-Phase AC Voltage Regulator Module

DTY-H220d75g Fully Isolated Single-Phase AC Voltage Regulator Module Pictures & Photosdty-H220d75g Fully Isolated Single-Phase AC Voltage Regulator Module

US $ 26.8-27.6 / Piece FOB
100 Pieces (MOQ)
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Audited Supplier
GLOBE-SHANGHAI CHINA LOCK CO., LTD.

Trading Company

Shanghai, China Since 2021
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About Relay Module FAQ

  • QHow to choose an Electrical Control System for cost savings?

    Discover the perfect Electrical Control System addition with our Relay Module.To select a cost-saving Electrical Control System, consider the efficiency, scalability, and factory-direct pricing of the options available. Engage with wholesale suppliers for bulk purchases to lower costs. Get in touch for expert guidance!

  • QWhat are the latest trends in Electrical Control Systems?

    The Relay Module is classified under our comprehensive Electrical Control System range.Latest trends highlight the shift towards smart technologies and integrated IoT capabilities. Top distributors offer guide solutions to keep your systems up-to-date, including OEM options. For tailored solutions, contact us now!

  • QWhy buy Electrical Control Systems from a trusted dealer?

    The Relay Module is a premium choice in the Electrical Control System category.Buying from a trusted distributor ensures access to certified and dependable systems. Competitive pricing and cutting-edge custom options are key benefits. Secure your best-fit system at a factory wholesale rate by contacting us!

New Original Siemens 6ED1052-1fb00-0ba6 Programmable Relay Display Module

New Original Siemens 6ED1052-1fb00-0ba6 Programmable Relay Display Module

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

Jiangsu, China Since 2024
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Original 6es7136-6ra00-0bf0 Et200sp Digital Relay Output Module PLC Brand New Unopened

Original 6es7136-6ra00-0bf0 Et200sp Digital Relay Output Module PLC Brand New Unopened

US $ 700-1,500 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Shenzhen Aimiqu Technology Co., Ltd.

Guangdong, China Since 2022
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SCDA128R SCDA128R/N Series Safety Relay Module,Manual Reset,Safety Module

SCDA128R SCDA128R/N Series Safety Relay Module,Manual Reset,Safety Module

US $ 120-150 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Shenzhen Tongchuang Mechatronics Co., Ltd.

Guangdong, China Since 2011
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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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Audited Supplier
Dongguan Sinaean Industrial Technology Co., Ltd.

Trading Company

Guangdong, China Since 2023
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Original Brand New Cj1w-Oc211 Cj1w-Oc201 Relay Output PLC Module Goods Stock

Original Brand New Cj1w-Oc211 Cj1w-Oc201 Relay Output PLC Module Goods Stock

US $ 45-100 / Piece FOB
1 Piece (MOQ)
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Taizhou Yinshui Automation Technology Co., Ltd.

Zhejiang, China Since 2026
Chat Now Send Inquiry
3rh6122-1bb40 Contactor AC DC Intermediate Relay Low Voltage Digital Input Module

3rh6122-1bb40 Contactor AC DC Intermediate Relay Low Voltage Digital Input Module

US $ 289-895 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Xiamen Liuxian Industrial Co., Ltd.

Trading Company

Fujian, China Since 2025
Chat Now Send Inquiry
Beckhoff EL2798 Ethercat Terminal Solid State Relay Output Module 8 Channel

Beckhoff EL2798 Ethercat Terminal Solid State Relay Output Module 8 Channel

US $ 150 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Xiamen Zhicheng Automation Technology Co., Ltd.

Trading Company

Fujian, China Since 2026
Chat Now Send Inquiry
Industrial Controls Module Relays Modicon TM3 TM3dq16r

Industrial Controls Module Relays Modicon TM3 TM3dq16r

US $ 99-199 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Xiamen Swill Intelligence Technology Co., Ltd.

Fujian, China Since 2023
Chat Now Send Inquiry
Pilz Pnoz Mi1p 8 Input 8 Channels Safety Digital Input Expansion Module

Pilz Pnoz Mi1p 8 Input 8 Channels Safety Digital Input Expansion Module

US $ 193.59-233.03 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Fuzhou Lingrui Import and Export Co., Ltd.

Trading Company

Fujian, China Since 2026
Chat Now Send Inquiry
Pilz Safety 772142 772143 772170 774080 Security Extension Module

Pilz Safety 772142 772143 772170 774080 Security Extension Module

US $ 10-30 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Shenzhen Tengjing Electronics Co., Ltd

Guangdong, China Since 2023
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Two Relay Do Outputs, Modbus TCP and Mqtt TCP Network, Data Collection WiFi Module

Two Relay Do Outputs, Modbus TCP and Mqtt TCP Network, Data Collection WiFi Module

US $ 11.11-11.99 / Piece FOB
2 Pieces (MOQ)
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Audited Supplier
Shenzhen Weijunrui Technology Co.,Ltd

Guangdong, China Since 2025
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Bently Nevada/Relay Module/3500/3500/33-01-00-00/3500/42-02-01-00-00

Bently Nevada/Relay Module/3500/3500/33-01-00-00/3500/42-02-01-00-00

US $ 50 / Piece FOB
1 Piece (MOQ)
Send Inquiry
Audited Supplier
Guilin Sanhua Import & Export Co., Ltd.

Trading Company

Guangxi, China Since 2022
Chat Now Send Inquiry
Honeywell RM7895C1020/U, RM7895C2012/U, RM7895C2020/U, RM7895D1011/U, RM7895D2011/U, RM7895E1002/U, RM7895E1010/U, RM7895E2002/U, RM7896C1010/U Relay Module

Honeywell RM7895C1020/U, RM7895C2012/U, RM7895C2020/U, RM7895D1011/U, RM7895D2011/U, RM7895E1002/U, RM7895E1010/U, RM7895E2002/U, RM7896C1010/U Relay Module

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

Jiangsu, China Since 2024
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