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Siemens Industrial Accessories 3rh2122-4kb40 Suitable PLC Outputs Coupling Contactor Relay

Siemens Industrial Accessories 3rh2122-4kb40 Suitable PLC Outputs Coupling Contactor Relay

US $ 50-1,999 / Piece FOB
1 Piece (MOQ)
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Main Products: SMT Printers, Placement Machines, AOI, SPI, Reflow Soldering, Wave Soldering, Plug-in Machines, X-ray, Automatic Splicing Machines, SMT Accessories, Semiconductor Equipment, Print Heads, Endoscopes
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Guangdong Xinling Industrial Co., Ltd

Manufacturer/Factory & Trading Company

Guangdong, China Since 2021
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Siron Y315 Input/Output Optical Coupling Isolation Type DC Solid State Relay

Siron Y315 Input/Output Optical Coupling Isolation Type DC Solid State Relay

US $ 29.88 / Piece FOB
1 Piece (MOQ)
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Theory : Solid State Relay
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Shenzhen SiRON Electrical Co.,Ltd

Guangdong, China Since 2022
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Siron Y316 Input/Output Optical Coupling Isolation Type 8-Bit DC Solid State Relay

Siron Y316 Input/Output Optical Coupling Isolation Type 8-Bit DC Solid State Relay

US $ 54.01-56.62 / Piece FOB
1 Piece (MOQ)
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Main Products: Relay Module, Sensor, Switch Power Supply, LED Signal Light, I/O Module, PLC Cable, Terminal Block, Push Button, Linear Guide, Reducer
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Shenzhen SiRON Electrical Co.,Ltd

Guangdong, China Since 2022
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Siron 24V/DC NPN/PNP Input/Output Optical Coupling Isolationtype DC Solid State Relay, IDC Horn Transfer

Siron 24V/DC NPN/PNP Input/Output Optical Coupling Isolationtype DC Solid State Relay, IDC Horn Transfer

US $ 57.78 / Piece FOB
1 Piece (MOQ)
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Electricity Type : Dc
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Shenzhen SiRON Electrical Co.,Ltd

Guangdong, China Since 2022
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Siron Y346 8 Bit DC Relay Module Input/Output Optical Coupling Isolation Type 24VDC Solid State Relay

Siron Y346 8 Bit DC Relay Module Input/Output Optical Coupling Isolation Type 24VDC Solid State Relay

US $ 19.92 / Piece FOB
1 Piece (MOQ)
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Main Products: Relay Module, Sensor, Switch Power Supply, LED Signal Light, I/O Module, PLC Cable, Terminal Block, Push Button, Linear Guide, Reducer
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Shenzhen SiRON Electrical Co.,Ltd

Guangdong, China Since 2022
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Siron Y319 Input/Output Optical Coupling Isolation Type 32-Bit DC Solid State Relay

Siron Y319 Input/Output Optical Coupling Isolation Type 32-Bit DC Solid State Relay

US $ 225.42 / Piece FOB
1 Piece (MOQ)
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Usage : Communication Relay
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Shenzhen SiRON Electrical Co.,Ltd

Guangdong, China Since 2022
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Siron Y320 10A Input Output Optical Coupling Isolation Type 2 Bit Relay AC 220V Solid State Relay Module

Siron Y320 10A Input Output Optical Coupling Isolation Type 2 Bit Relay AC 220V Solid State Relay Module

US $ 16.52 / Piece FOB
1 Piece (MOQ)
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Main Products: Relay Module, Sensor, Switch Power Supply, LED Signal Light, I/O Module, PLC Cable, Terminal Block, Push Button, Linear Guide, Reducer
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Shenzhen SiRON Electrical Co.,Ltd

Guangdong, China Since 2022
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2964186 New and Original 3 Phase Elr W3/ 9-500 Reversing Load Relay

2964186 New and Original 3 Phase Elr W3/ 9-500 Reversing Load Relay

US $ 474-478 / Piece FOB
1 Piece (MOQ)
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Electricity Type : Vacuum
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Sichuan Hongjun Science and Technology Co., Ltd.

Sichuan, China Since 2016
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2963747 New and Original Psr-SCP- 24UC/Urm/5X1/2X2 Phoenix Safety Relays

2963747 New and Original Psr-SCP- 24UC/Urm/5X1/2X2 Phoenix Safety Relays

US $ 86.9-88.8 / Piece FOB
1 Piece (MOQ)
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Main Products: Sensors, Pressure Sensor, Temperature Controller, Proximity Switch, Pressure Gauge, Inverters, Flame Monitor, Photoelectric Sensors
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Sichuan Hongjun Science and Technology Co., Ltd.

Sichuan, China Since 2016
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Wholesale Factory AC Hard Start Capacitor Relay Spp5 Spp6

Wholesale Factory AC Hard Start Capacitor Relay Spp5 Spp6

US $ 0.5-1 / Piece FOB
300 Pieces (MOQ)
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Tuning : Polystyrene Capacitor
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Ningbo Domi Refrigeration Co., Ltd.

Zhejiang, China Since 2022
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AC Hard Start Kit Supco Type Relay P5 P6 of Capacitor

AC Hard Start Kit Supco Type Relay P5 P6 of Capacitor

US $ 0.6-2 / Piece FOB
1,000 Pieces (MOQ)
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Main Products: Compressor, Condenser, Evaporator, Auto AC Parts, Refrigeration Part, Sensor, Insulation Tube, Motors, Unit Cooler, Thermostat
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Jinan Retekool Inc

Trading Company

Shandong, China Since 2005
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High-Performance Start Capacitor and Torque Multiplier Relay Spp6 for Motors

High-Performance Start Capacitor and Torque Multiplier Relay Spp6 for Motors

US $ 0.5-1 / Piece FOB
300 Pieces (MOQ)
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Manufacturing Material : Polypropylene
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Ningbo Domi Refrigeration Co., Ltd.

Zhejiang, China Since 2022
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Delay Adjustable Time Switch with Light Coupling DC12V Delay Timer Switch Relay Module

Delay Adjustable Time Switch with Light Coupling DC12V Delay Timer Switch Relay Module

US $ 0.5-1 / Piece FOB
2 Pieces (MOQ)
Contact Supplier
Shenzhen Yongchangtai Electronics Co., Ltd.

Guangdong, China
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Hollysys Do Signal Isolation and Conversion Asr1000 safety Relay

Hollysys Do Signal Isolation and Conversion Asr1000 safety Relay

US $ 40-100 / Piece FOB
1 Piece (MOQ)
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Function : Automatic Control, Protection
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Hangzhou HollySys Automation Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2024
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Popular New Products Enclosure Waterproof Auto Relay Automotive 24V

Popular New Products Enclosure Waterproof Auto Relay Automotive 24V

US $ 0.3-0.8 / Piece FOB
500 Pieces (MOQ)
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Main Products: Exhaust Flexible Pipe, Metal Hose, Expansion Joint, Flexible Tube, Flexible Pipe, Auto Exhaust Flexible Pipe, Exhaust Manifold, Vacuum Bellow, Welding Machine, Welder
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Zhe Jiang Yue Ding Corrugated Tube Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2007
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Coupling Contactor Relay 3no+1nc 24V DC 3rh2131-1kb40 Screw Terminal Suitable for PLC Outputs

Coupling Contactor Relay 3no+1nc 24V DC 3rh2131-1kb40 Screw Terminal Suitable for PLC Outputs

US $ 15.9 / Piece FOB
1 Piece (MOQ)
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Protective Characteristics : Open Relay
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Shanghai Qishui Automation Technology Co., Ltd

Shanghai, China
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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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Main Products: Relay Module, Sensor, Switch Power Supply, LED Signal Light, I/O Module, PLC Cable, Terminal Block, Push Button, Linear Guide, Reducer
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Shenzhen SiRON Electrical Co.,Ltd

Guangdong, China Since 2022
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Siron Y321 Input Output Optical Coupling Isolation 4 Bit AC220V SSR Module

Siron Y321 Input Output Optical Coupling Isolation 4 Bit AC220V SSR Module

US $ 30.79-38.65 / Piece FOB
1 Piece (MOQ)
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Theory : Solid State Relay
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Shenzhen SiRON Electrical Co.,Ltd

Guangdong, China Since 2022
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220V 10A 2 Pole for General Purpose Relay (HHC68AZ)

220V 10A 2 Pole for General Purpose Relay (HHC68AZ)

US $ 1.47 / Piece FOB
10,000 Pieces (MOQ)
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Main Products: Relay, Transformer, Shunt Series
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Zhejiang NCR Industrial Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2006
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Komatsu Excavator 25550-Z5000 Air Conditioning Light Relay

Komatsu Excavator 25550-Z5000 Air Conditioning Light Relay

US $ 1.2-15.5 / Piece FOB
1 Piece (MOQ)
More
Function : Noise Reduction, Performance Enhancement, Safety Improvement, Temperature Regulation
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Shandong Lianwo Heavy Truck Components Co., Ltd.

Trading Company

Shandong, China Since 2020
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Related Videos
  • What is Siemens Industrial Accessories 3rh2122-4kb40 Suitable PLC Outputs Coupling Contactor Relay
    What is Siemens Industrial Accessories 3rh2122-4kb40 Suitable PLC Outputs Coupling Contactor Relay
    US $ 50-1,999 /Piece
    1 Piece (MOQ)
    Contact Supplier
  • What is Siron Y315 Input/Output Optical Coupling Isolation Type DC Solid State Relay
    What is Siron Y315 Input/Output Optical Coupling Isolation Type DC Solid State Relay
    US $ 29.88 /Piece
    1 Piece (MOQ)
    Contact Supplier
  • What is Siron Y316 Input/Output Optical Coupling Isolation Type 8-Bit DC Solid State Relay
    What is Siron Y316 Input/Output Optical Coupling Isolation Type 8-Bit DC Solid State Relay
    US $ 54.01-56.62 /Piece
    1 Piece (MOQ)
    Contact Supplier
  • What is Siron 24V/DC NPN/PNP Input/Output Optical Coupling Isolationtype DC Solid State Relay, IDC Horn Transfer
    What is Siron 24V/DC NPN/PNP Input/Output Optical Coupling Isolationtype DC Solid State Relay, IDC Horn Transfer
    US $ 57.78 /Piece
    1 Piece (MOQ)
    Contact Supplier
Miniature Solid State Relay 2966595 Opt-24DC/ 24DC/ 2 #03

Miniature Solid State Relay 2966595 Opt-24DC/ 24DC/ 2 #03

US $ 9.77-10.69 / Piece FOB
1 Piece (MOQ)
More
Main Products: Frequency Inverfter, Varibale Frequency Inerter, VSD, VFD, AC Motor Drives
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Quanzhou Ausenist Technology Co., Ltd

Jiangsu, China Since 2023
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SSR-40da-H, Sigle Phase Solid State Relay, 3-32VDC/90-480VAC, Ce Proved Solid State Relay

SSR-40da-H, Sigle Phase Solid State Relay, 3-32VDC/90-480VAC, Ce Proved Solid State Relay

US $ 2.1-2.3 / Piece FOB
100 Pieces (MOQ)
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Number of Pole : 2
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Yueqing Lifang Electric Co., Ltd.

Trading Company

Zhejiang, China Since 2019
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Roller Vbs Relay Part Number 4700382782

Roller Vbs Relay Part Number 4700382782

US $ 130-150 / Piece FOB
1 Piece (MOQ)
More
Main Products: Road Roller Part‬, ‪Cold Milling Planer Part‬, ‪Paver Part
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Zhihan Maoze International Trade (Jinan) Co., Ltd.

Trading Company

Shandong, China Since 2025
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About Coupling Relay FAQ

  • QHow can I identify a trusted supplier for transformers in China?

    The Coupling Relay is included in our comprehensive Transformer range.To find a trusted supplier in China, conduct thorough research, check online reviews and testimonials. It is recommended to visit manufacturing facilities if possible and review quality certifications and past projects to ensure reliability.

  • QWhat are the different types of transformers available in the market?

    Our Coupling Relay offers exceptional quality and style within the Transformer category.Transformers come in various types, including power transformers, distribution transformers, and instrument transformers. Each type serves specific functions and voltage requirements, offering flexibility in electronics and electrical systems applications.

  • QWhat considerations should be made for custom transformer manufacturing?

    The Coupling Relay is a key item within our extensive Transformer selection.When opting for custom transformer manufacturing, consider factors such as desired specifications, technical requirements, volume of production, and quality standards. Collaborating with an experienced supplier ensures that your unique needs are met effectively and efficiently.

DC 24V Start Relay Jinan 190 Engine 12vb. 46.02 Starting Relay for Jichai Shengdong Generators

DC 24V Start Relay Jinan 190 Engine 12vb. 46.02 Starting Relay for Jichai Shengdong Generators

US $ 50-70 / pieces FOB
1 pieces (MOQ)
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Conditions of Use : Marine, Land Use
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Jinan Ronghuan International Trade Co., Ltd.

Shandong, China Since 2025
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Ynf02021 4255762 Safety Battery Relay Fits Ex200-2 Ex200-3 Ex120-2 Ex120-3 Ex300-3 Ex100 24V

Ynf02021 4255762 Safety Battery Relay Fits Ex200-2 Ex200-3 Ex120-2 Ex120-3 Ex300-3 Ex100 24V

US $ 15-35 / Piece FOB
1 Piece (MOQ)
More
Main Products: Coupling, Oil Seal, Excavator Parts, Fan Radiator, Hydraulic Parts, Turbocharger, Excavator, Final Drive, Excavator Solenoid, Excavator Sensor
Contact Supplier
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Guangzhou Xiebang Machinery Co., Limited

Guangdong, China Since 2016
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Auto Parts Automotive Waterproof 5 Pin Way 12V 80A Transparent Car Relay

Auto Parts Automotive Waterproof 5 Pin Way 12V 80A Transparent Car Relay

US $ 1-10 / Piece FOB
1 Piece (MOQ)
More
Phase : 1
Contact Supplier
Dechuang Industry Co., Ltd.

Shaanxi, China Since 2021
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Cr-S Slim Intermediate Relay Assembly (Relay + Base + badge) 24VAC/DC 1SVR405541r3110

Cr-S Slim Intermediate Relay Assembly (Relay + Base + badge) 24VAC/DC 1SVR405541r3110

US $ 4.1-4.5 / Piece FOB
10 Pieces (MOQ)
More
Main Products: Continuous Casting Machine, Circuit Breaker, Contactor, Soft Sarter, VFD, PLC, Relay, HMI, Switch
Contact Supplier
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Anshan Fenghui Continuous Caster Manufacture Co., Ltd.

Liaoning, China Since 2022
Chat Now Send Inquiry
127V General Purpose Relay (HHC68BZ)

127V General Purpose Relay (HHC68BZ)

US $ 1.54 / Piece FOB
10,000 Pieces (MOQ)
More
Protective Characteristics : Open Relay
Contact Supplier
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Zhejiang NCR Industrial Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2006
Chat Now Send Inquiry
90-480VAC Single Phase Solid Stae Relay, SSR-40va-H Single Phase Solid State Relay

90-480VAC Single Phase Solid Stae Relay, SSR-40va-H Single Phase Solid State Relay

US $ 2.1-2.3 / Piece FOB
100 Pieces (MOQ)
More
Main Products: Isolating Switch, Relay, Power Transformer, AC Contactors, Pushbutton Switches, Proximity Switches, Photoelectric Switches, High Voltage Cabinets, Water Proof Box, Temperature Controller
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Yueqing Lifang Electric Co., Ltd.

Trading Company

Zhejiang, China Since 2019
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High-Performance Relay Module 2967620 PLC-Rsc- 24DC/21hc #03

High-Performance Relay Module 2967620 PLC-Rsc- 24DC/21hc #03

US $ 9.77-10.69 / Piece FOB
1 Piece (MOQ)
More
Number of Pole : 8
Contact Supplier
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Quanzhou Ausenist Technology Co., Ltd

Jiangsu, China Since 2023
Chat Now Send Inquiry
Supplier Shengdong Jichai Gas Engine Generator Parts 500GF-Nk Starting Relay 12vb. 46.02

Supplier Shengdong Jichai Gas Engine Generator Parts 500GF-Nk Starting Relay 12vb. 46.02

US $ 50-70 / pieces FOB
1 pieces (MOQ)
More
Main Products: Engine Spare Parts, Gas Generator, Diesel Generator, Mud Pump
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Jinan Ronghuan International Trade Co., Ltd.

Shandong, China Since 2025
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24VDC General-Purpose Relay/Industrial Relay (MK2P-1)

24VDC General-Purpose Relay/Industrial Relay (MK2P-1)

30 Pieces (MOQ)
More
Size : Miniature
Contact Supplier
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Zhejiang NCR Industrial Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2006
Chat Now Send Inquiry
Safety Relay for Bitumen Pavers Asphalt Paver Safety Relay

Safety Relay for Bitumen Pavers Asphalt Paver Safety Relay

US $ 1-10 / Piece FOB
1 Piece (MOQ)
More
Main Products: Road Roller Part‬, ‪Cold Milling Planer Part‬, ‪Paver Part
Contact Supplier
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Zhihan Maoze International Trade (Jinan) Co., Ltd.

Trading Company

Shandong, China Since 2025
Chat Now Send Inquiry
Automation Relay with LED Indicator 2967125 PLC-Rsc- 24DC/21-21au #03

Automation Relay with LED Indicator 2967125 PLC-Rsc- 24DC/21-21au #03

US $ 9.77-10.69 / Piece FOB
1 Piece (MOQ)
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Usage : Household Appliances Relay, Communication Relay
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Quanzhou Ausenist Technology Co., Ltd

Jiangsu, China Since 2023
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Dual-Output Relay Module 2967073 PLC-Rsc- 24UC/21-21 #03

Dual-Output Relay Module 2967073 PLC-Rsc- 24UC/21-21 #03

US $ 9.77-10.69 / Piece FOB
1 Piece (MOQ)
More
Main Products: Frequency Inverfter, Varibale Frequency Inerter, VSD, VFD, AC Motor Drives
Contact Supplier
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Quanzhou Ausenist Technology Co., Ltd

Jiangsu, China Since 2023
Chat Now Send Inquiry
Three Phase Solid State Relay 80A 380VAC SSR AC Control Solid State Relay

Three Phase Solid State Relay 80A 380VAC SSR AC Control Solid State Relay

US $ 6-15 / Piece FOB
5 Pieces (MOQ)
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Type : Electric Parameter Relay
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Yueqing Aukeman Trading Co., Ltd.

Zhejiang, China Since 2010
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