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Protective Relays Factory

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Factory Customized CE Certified Gth-22/40 3 Phase Miniature Protective Thermal Overload Relay

Factory Customized CE Certified Gth-22/40 3 Phase Miniature Protective Thermal Overload Relay

US $ 5-30 / Piece FOB
5 Pieces (MOQ)
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Main Products: Circuit Breakers, Earth Rods and Connectors, Cable Lugs, Flexible Braids, Busbar Insulators
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Zhejiang Yuanou Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2022
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Factory Miniature Single-Phase Solid State Relay Module 5V-32V High Power 10A Load Current Protective Epoxy Feature General Purpose

Factory Miniature Single-Phase Solid State Relay Module 5V-32V High Power 10A Load Current Protective Epoxy Feature General Purpose

US $ 5.18-6.9 / Piece FOB
1 Piece (MOQ)
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Batch Number : 2022+
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Zhejiang Lingshine Electric CO., Ltd

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2024
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Factory Miniature Single-Phase Solid State Relay 5V-32V AC High Power 10A Load Current Protective Epoxy Feature General Purpose

Factory Miniature Single-Phase Solid State Relay 5V-32V AC High Power 10A Load Current Protective Epoxy Feature General Purpose

US $ 2.9-6.9 / Piece FOB
1 Piece (MOQ)
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Main Products: Thyristor, Power Switch, Power Module, Power Regulator, Semiconductor Modules, Diode
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Zhenjiang Zhendi Electric Technology Co., Ltd

Jiangsu, China Since 2025
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Factory Direct Durable Prices Protective Safety Over Load Refrigerator Relays Thermal Protector

Factory Direct Durable Prices Protective Safety Over Load Refrigerator Relays Thermal Protector

US $ 0.26-0.32 / Piece FOB
300 Pieces (MOQ)
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Phase : 1
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Ningbo Domi Refrigeration Co., Ltd.

Zhejiang, China Since 2022
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Zero Crossing Three Phase Solid State Relay 120V SSR Relay SSR480 for Industrial Control with High Power Contact Load Miniature Protective Sealed Unit

Zero Crossing Three Phase Solid State Relay 120V SSR Relay SSR480 for Industrial Control with High Power Contact Load Miniature Protective Sealed Unit

US $ 6.8-7 / Piece FOB
10 Pieces (MOQ)
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Main Products: Micro Switch, Limit Switch, Toggle Switch, Waterproof Switch, Foot Switch, Switch, Electrical Switch, Tact Switch, Time Relay, Rocker Switch
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Jiangxi Nanma Electrical Co., Ltd.

Jiangxi, China Since 2015
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High-Performance Fuanshi Ha-3360-Z Solid State Relay with Protective Cover

High-Performance Fuanshi Ha-3360-Z Solid State Relay with Protective Cover

US $ 10-350 / Piece FOB
1 Piece (MOQ)
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Load : High Power Relay
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Beijing Fuanshi Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Hebei, China Since 2025
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40A 63A 230V DIN Rail Dual Display Adjustable Over Voltage Current and Under Voltage Protective Device Protector Relay

40A 63A 230V DIN Rail Dual Display Adjustable Over Voltage Current and Under Voltage Protective Device Protector Relay

US $ 2.88 / Piece FOB
5 Pieces (MOQ)
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Main Products: DC contactor
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Wenzhou Taiye Electric Co., Ltd.

Trading Company

Zhejiang, China Since 2024
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Aoasis Afkv-24f Protective Relays 380V Phase Failure Relay

Aoasis Afkv-24f Protective Relays 380V Phase Failure Relay

US $ 4.8-5.1 / Piece FOB
1 Piece (MOQ)
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Electricity Type : Ac
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Aoasis (Hangzhou) International Business Co., Ltd

Trading Company

Zhejiang, China Since 2011
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90A Latching Relay Power Relay Use in Protective Relay

90A Latching Relay Power Relay Use in Protective Relay

US $ 1.35-3.68 / Piece FOB
100 Pieces (MOQ)
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Main Products: Latching Relay
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Zhejiang Goodvic Electronic Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2024
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High-Power Miniature Solid State Relay Module Temperature Control AC SSR 10A 25A 40A 80A Protective General Purpose Use 120A

High-Power Miniature Solid State Relay Module Temperature Control AC SSR 10A 25A 40A 80A Protective General Purpose Use 120A

US $ 5.18-6.9 / Piece FOB
1 Piece (MOQ)
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Signal Processing : Simulation
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Zhejiang Lingshine Electric CO., Ltd

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2024
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Miniature Industrial Multi-Phase Solid State SSR Control Power Relays 5V 5A High Power Switch Protective

Miniature Industrial Multi-Phase Solid State SSR Control Power Relays 5V 5A High Power Switch Protective

US $ 2.9-6.9 / Piece FOB
1 Piece (MOQ)
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Main Products: Thyristor, Power Switch, Power Module, Power Regulator, Semiconductor Modules, Diode
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Zhenjiang Zhendi Electric Technology Co., Ltd

Jiangsu, China Since 2025
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Miniature Tsr-40da Solid State Relay Type Three Phase Solid State Relays Protective Feature DC to AC

Miniature Tsr-40da Solid State Relay Type Three Phase Solid State Relays Protective Feature DC to AC

US $ 4-6.5 / Piece FOB
1 Piece (MOQ)
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Shape : Round
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Dongguan Lujinxun Electric Heating Appliance Co., Ltd.

Trading Company

Guangdong, China Since 2025
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Related Searches
Relay Circuit Breaker Instrument Transformer Contactor Electrical Control System Voltage Regulator
Electromagnetic Relay Solid State Relay Power Relay Protective Relay Time Delay Relay Automotive Relay
Over and Under Voltage Protective Device Protector Relay Monitor Current Limit Tomzn

Over and Under Voltage Protective Device Protector Relay Monitor Current Limit Tomzn

US $ 4.88 / Piece FOB
5 Pieces (MOQ)
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Main Products: Circuit Breaker, Fuse, Automatic Transfer Switching, Voltage Meter, Photovoltaic combiner box, Surge protective devices
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Zhejiang Tongzheng Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2025
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Comprehensive Motor Protective Relay with Multi Communication Leakage Protection Logic Programmable 6 Kinds of Soe 40 Waveform Records

Comprehensive Motor Protective Relay with Multi Communication Leakage Protection Logic Programmable 6 Kinds of Soe 40 Waveform Records

US $ 215.4-646.2 / Piece FOB
1 Piece (MOQ)
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Structure : Combination
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Jiangsu Acrel Electrical Manufacturing Co., Ltd.

Jiangsu, China Since 2020
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Protective Relay Qrp Series Starter Relay Timer Relay

Protective Relay Qrp Series Starter Relay Timer Relay

US $ 1.49-2.99 / Piece FOB
1,000 Pieces (MOQ)
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Main Products: Compressor, Refrigerant, Copper Tube & Coil, Air Conditioner Parts, Refrigeration Parts, Refrigerator Parts, Service Tools, Buildings Automation, Washing Machine Parts, Car Air Conditioning Parts
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NINGBO SANHE REFRIGERATION CO., LTD.

Zhejiang, China Since 2009
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Electronic Overload Protective Relay for Motor or Generator

Electronic Overload Protective Relay for Motor or Generator

US $ 5.95-35.9 / Piece FOB
100 Pieces (MOQ)
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Action Principle : Electronic Type
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Yueqing Aukeman Trading Co., Ltd.

Zhejiang, China Since 2010
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Mk3p 11pin Industrial Protective Electromagnetic Mini General Purpose Power Relay

Mk3p 11pin Industrial Protective Electromagnetic Mini General Purpose Power Relay

US $ 0.9 / Piece FOB
3,000 Pieces (MOQ)
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Main Products: Remote control, PH-1LC, LG-1LC, RM-G3900 V2, RM-L1508V
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Antel Electronics (Shanghai) Co., Ltd.

Manufacturer/Factory

Shanghai, China Since 2019
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8 Pin Ryer2n-A24L Relay with LED 10A/250VAC Protective Power Relays Multi-Purpose Auto General Use Sealed for PCB

8 Pin Ryer2n-A24L Relay with LED 10A/250VAC Protective Power Relays Multi-Purpose Auto General Use Sealed for PCB

US $ 5 / Piece FOB
1 Piece (MOQ)
More
Phase : 3
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Wenzhou Zhechi Electric Co., Ltd.

Zhejiang, China Since 2019
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Wholesale Price, Good Quality, in Stock, Factory Direct Sales, Product: Relay Gkrc-M2

Wholesale Price, Good Quality, in Stock, Factory Direct Sales, Product: Relay Gkrc-M2

US $ 6.3-7 / pieces FOB
100 pieces (MOQ)
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Main Products: Voltage Protector, Voltage Protector Socket, Digital Temperature Controller, Cabinet Temperature Controller, Time Relay
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Wenzhou Zhongzhe Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2025
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40A 230V DIN Rail Automatic Recovery Reconnect Over Voltage Under Voltage Protective Device Protection Relay

40A 230V DIN Rail Automatic Recovery Reconnect Over Voltage Under Voltage Protective Device Protection Relay

US $ 2.65-3.15 / Piece FOB
120 Pieces (MOQ)
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Structure : MCB
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Zhejiang Westhomes Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2007
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Related Videos
  • What is Factory Customized CE Certified Gth-22/40 3 Phase Miniature Protective Thermal Overload Relay
    What is Factory Customized CE Certified Gth-22/40 3 Phase Miniature Protective Thermal Overload Relay
    US $ 5-30 /Piece
    5 Pieces (MOQ)
    Contact Supplier
  • What is Factory Miniature Single-Phase Solid State Relay Module 5V-32V High Power 10A Load Current Protective Epoxy Feature General Purpose
    What is Factory Miniature Single-Phase Solid State Relay Module 5V-32V High Power 10A Load Current Protective Epoxy Feature General Purpose
    US $ 5.18-6.9 /Piece
    1 Piece (MOQ)
    Contact Supplier
  • What is Factory Miniature Single-Phase Solid State Relay 5V-32V AC High Power 10A Load Current Protective Epoxy Feature General Purpose
    What is Factory Miniature Single-Phase Solid State Relay 5V-32V AC High Power 10A Load Current Protective Epoxy Feature General Purpose
    US $ 2.9-6.9 /Piece
    1 Piece (MOQ)
    Contact Supplier
  • What is Zero Crossing Three Phase Solid State Relay 120V SSR Relay SSR480 for Industrial Control with High Power Contact Load Miniature Protective Sealed Unit
    What is Zero Crossing Three Phase Solid State Relay 120V SSR Relay SSR480 for Industrial Control with High Power Contact Load Miniature Protective Sealed Unit
    US $ 6.8-7 /Piece
    10 Pieces (MOQ)
    Contact Supplier
AC/DC 220V 3.6kv to 40.5kv Protective Relay with Switch Cabinet Surface

AC/DC 220V 3.6kv to 40.5kv Protective Relay with Switch Cabinet Surface

US $ 185-285 / Piece FOB
5 Pieces (MOQ)
More
Main Products: Epoxy Resin Insulator, Support Insulator, 24kv Insulator, Vacuum Circuit Breaker / Vcb, Load Breaker Switch / Lbs, High Voltage Switchgear, Current Transformer, Voltage Transformer, Arrester, Earthing
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Wenzhou Qiupu Electric Power Co., Ltd.

Trading Company

Zhejiang, China Since 2024
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Delay on of Motors Star Delta AC/DC 12-240V 16A Protective Relay

Delay on of Motors Star Delta AC/DC 12-240V 16A Protective Relay

US $ 6.86 / Piece FOB
100 Pieces (MOQ)
More
Load : High Power Relay
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Wenzhou Senyi Electric Co., Ltd.

Zhejiang, China Since 2025
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Schneid Thermal Overload Protective Relay Lrn05n

Schneid Thermal Overload Protective Relay Lrn05n

US $ 100-500 / Piece FOB
1 Piece (MOQ)
More
Main Products: HMI, PLC, Inverter, Motor, Driver, Circut Breaker, Sensor, Hot Melt Glue
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Guangzhou he Neng Automation Equipment Co. , Ltd.

Trading Company

Guangdong, China Since 2022
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About Protective Relays Factory FAQ

  • QHow can I find trustworthy supplier in China for relays in Electrical & Electronics industry?

    The Protective Relays Factory is a top choice in our Relay collection.To find a trustworthy supplier in China for relays, conduct thorough research by checking company background, certifications, and customer reviews. Strengthen relationships with suppliers by visiting trade fairs/authentication and seeking long-term partnerships to fulfill your requirements.

  • QCan relays be used in harsh environmental conditions?

    The Protective Relays Factory is classified under our comprehensive Relay range.Our relays ensure high reliability even in harsh conditions, thanks to features like the fully hermetically sealed Omron MY4H, suitable for hazardous locations. They are engineered for longevity and superior performance with silver tin indium alloy contacts, providing a well-balanced load handling.

  • QWhat are the common types of relays used in Electrical & Electronics applications?

    The Protective Relays Factory is classified under our comprehensive Relay range.Common types of relays used in Electrical & Electronics applications include electromechanical relays, solid-state relays, and thermal relays. With different functions and designs, selecting the right type is crucial for optimal performance.

Chq3-G Series Single Phase 230V DIN Rail Adjustable Protector Relay Dual LED Display 40A 63A Over and Under Voltage Protective Device

Chq3-G Series Single Phase 230V DIN Rail Adjustable Protector Relay Dual LED Display 40A 63A Over and Under Voltage Protective Device

US $ 22.11 / Piece FOB
10 Pieces (MOQ)
More
Shape : Gyro Type
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Zhejiang Tengtai Lightning Protection Technology Co., Ltd

Zhejiang, China Since 2011
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Tomzn DIN Rail 230V Adjustable Over Under Voltage Protective Device Protector Relay

Tomzn DIN Rail 230V Adjustable Over Under Voltage Protective Device Protector Relay

US $ 4.88 / Piece FOB
5 Pieces (MOQ)
More
Main Products: Circuit Breaker, Fuse, Automatic Transfer Switching, Voltage Meter, Photovoltaic combiner box, Surge protective devices
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Zhejiang Tongzheng Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2025
Chat Now Send Inquiry
40A 220V Jqx-58f-2z 12VDC Adjustable Over Under Voltage Protective Protector Relay Protection

40A 220V Jqx-58f-2z 12VDC Adjustable Over Under Voltage Protective Protector Relay Protection

US $ 2.82-4.607 / Piece FOB
1 Piece (MOQ)
More
Theory : Electromagnetic Relay
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IVY METERING CO., LTD.

Shanghai, China Since 2019
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10A 25A 40A 80A 120A Miniature SSR Solid State Relay Module with Temperature Control Protective Relays for AC State of The Art Epoxy Coated

10A 25A 40A 80A 120A Miniature SSR Solid State Relay Module with Temperature Control Protective Relays for AC State of The Art Epoxy Coated

US $ 5.18-6.9 / Piece FOB
1 Piece (MOQ)
More
Main Products: Power SCR, Soft Starter, Solid State Voltage Regulator, Solid State Relay, Voltage Regulator, High Power Rectifiers, VFD, Integrated Bypass Soft Starts, Rectifier Bridge, Power Semiconductors
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Zhejiang Lingshine Electric CO., Ltd

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2024
Chat Now Send Inquiry
Bimetallic Sheet Type Gth-22 Miniature Protective Thermal Overload Relay with Silver Point

Bimetallic Sheet Type Gth-22 Miniature Protective Thermal Overload Relay with Silver Point

US $ 5-30 / Piece FOB
5 Pieces (MOQ)
More
Action Principle : Electronic Type
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Zhejiang Yuanou Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2022
Chat Now Send Inquiry
Elecnova Protective Motor Relay LCD Display Protection Relay with RS485

Elecnova Protective Motor Relay LCD Display Protection Relay with RS485

US $ 80-150 / Piece FOB
1 Piece (MOQ)
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Main Products: Multi-Functional Power Meter, Power Quality Mitigation Solution, Motor Controller & Protection, Power Monitoring System, Data Center Power Monitoring System
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Jiangsu Sfere Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Jiangsu, China Since 2023
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120A Relay with Protective Dust Cover

120A Relay with Protective Dust Cover

US $ 2.2-3.7 / Piece FOB
10 Pieces (MOQ)
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Action Principle : Electromagnetic Type
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Zhejiang Fanhar Electronics Co., Ltd.

Zhejiang, China Since 2017
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Hljn3 J-Relay Ot*S Xizi 3-Phase AC Protective Phase Sequence Relay Xaa613CF1

Hljn3 J-Relay Ot*S Xizi 3-Phase AC Protective Phase Sequence Relay Xaa613CF1

US $ 20-45 / Piece FOB
1 Piece (MOQ)
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Main Products: Elevator Inverter, Elevator Parts, Escalator Parts, Lift Drive, Elevator Traction Machine, Elevator Encoder, Elevator Board
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Husheng Lift Parts Co., Ltd.

Shaanxi, China Since 2022
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Motor Phase Failure&Phase Sequence&Over-Voltage&Under-Voltage Protective Relay

Motor Phase Failure&Phase Sequence&Over-Voltage&Under-Voltage Protective Relay

500 Pieces (MOQ)
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Size : Miniature
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Yueqing Long Road Electric Co., Ltd.

Zhejiang, China Since 2016
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Pr200 380V 3p3w Electric Motor Protective Relay, Thermal Protector, Unbalance Overload Relay Motor Protection Relay

Pr200 380V 3p3w Electric Motor Protective Relay, Thermal Protector, Unbalance Overload Relay Motor Protection Relay

US $ 60-150 / Piece FOB
1 Piece (MOQ)
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Main Products: Panel Meter, Energy Meter, Multifunction Power Meter, Protection Relay, Electrical Transducer, Thermostat, Smart Meter, Temperature Sensor, Energy Metering, Low Voltages
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Chongqing Blue Jay Technology Co., Ltd

Chongqing, China Since 2024
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3 Phase Voltage Monitoring Relay LCD Display Voltage Protection Relay with Multi Protective Function

3 Phase Voltage Monitoring Relay LCD Display Voltage Protection Relay with Multi Protective Function

US $ 8.73-10.62 / Piece FOB
100 Pieces (MOQ)
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Load : Micro Power Relay
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Yueqing Aukeman Trading Co., Ltd.

Zhejiang, China Since 2010
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80A Latching Relay Power Relay Use in Protective Relay

80A Latching Relay Power Relay Use in Protective Relay

US $ 2-4 / Piece FOB
200 Pieces (MOQ)
More
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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Premium CE Certified Industrial Relay with Protective Cover

Premium CE Certified Industrial Relay with Protective Cover

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

Manufacturer/Factory & Trading Company

Hebei, China Since 2025
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