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Microcomputer Protection Relay

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China OEM Manufacturer Protection Relay 10-110kv Harmonic Blocking Transformer Protection Relay

China OEM Manufacturer Protection Relay 10-110kv Harmonic Blocking Transformer Protection Relay

US $ 299-399 / Set FOB
1 Set (MOQ)
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Audited Supplier
ZHUHAI STROM ELECTRIC CO., LTD.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2026
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Factory Made Protective Relay Transformer Generator Capacitor Feeder Differential Protection Relay Modbus IEC61850 Suport

Factory Made Protective Relay Transformer Generator Capacitor Feeder Differential Protection Relay Modbus IEC61850 Suport

US $ 880 / Set FOB
5 Sets (MOQ)
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Audited Supplier
ZHUHAI STROM ELECTRIC CO., LTD.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2026
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Advanced Power Relay for Efficient Motor Control and Protection

Advanced Power Relay for Efficient Motor Control and Protection

US $ 1,500-2,000 / unit FOB
1 unit (MOQ)
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Audited Supplier
Beijing Hezhong Huineng Electric Technology Co., Ltd

Manufacturer/Factory & Trading Company

Beijing, China Since 2025
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Am6 Intelligent Substation Protection Relay for Power Distribution System

Am6 Intelligent Substation Protection Relay for Power Distribution System

US $ 1,235-1,235.5 / Piece FOB
1 Piece (MOQ)
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Jiangsu Acrel Electrical Manufacturing Co., Ltd.

Manufacturer/Factory & Trading Company

Jiangsu, China Since 2020
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Microcomputer Digital Protection Relay

Microcomputer Digital Protection Relay

US $ 900 / pc FOB
1 pc (MOQ)
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Changsha Guotong Electrical Technology Co., Ltd.

Hunan, China
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Advanced P3u30 Relay for Motor Control and Protection

Advanced P3u30 Relay for Motor Control and Protection

US $ 1,500-2,000 / unit FOB
1 unit (MOQ)
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Audited Supplier
Beijing Hezhong Huineng Electric Technology Co., Ltd

Manufacturer/Factory & Trading Company

Beijing, China Since 2025
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Advanced 3-Phase Relay Test Equipment for Electrical Protection

Advanced 3-Phase Relay Test Equipment for Electrical Protection

1 Piece (MOQ)
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Haomai Electric Power Automation Co., Ltd.

Manufacturer/Factory & Trading Company

Hubei, China Since 2017
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Universal Power Relay for Motor Control and Protection

Universal Power Relay for Motor Control and Protection

US $ 1,500-2,000 / unit FOB
1 unit (MOQ)
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Audited Supplier
Beijing Hezhong Huineng Electric Technology Co., Ltd

Manufacturer/Factory & Trading Company

Beijing, China Since 2025
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2023 New 3 Phase Microcomputer Voltage Current Secondary Injection Relay

2023 New 3 Phase Microcomputer Voltage Current Secondary Injection Relay

US $ 3,999-4,500 / Set FOB
1 Set (MOQ)
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Audited Supplier
Weshine Electric Manufacturing Co., Ltd.

Manufacturer/Factory & Trading Company

Hebei, China Since 2022
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2023 New Three Phase Portable Current Voltage Relay Protection Tester Relay

2023 New Three Phase Portable Current Voltage Relay Protection Tester Relay

US $ 3,999-4,500 / Set FOB
1 Set (MOQ)
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Audited Supplier
Weshine Electric Manufacturing Co., Ltd.

Manufacturer/Factory & Trading Company

Hebei, China Since 2022
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2023 Year New Model Current Voltage Relay Protection Secondary Injection

2023 Year New Model Current Voltage Relay Protection Secondary Injection

US $ 3,999-4,500 / Set FOB
1 Set (MOQ)
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Audited Supplier
Weshine Electric Manufacturing Co., Ltd.

Manufacturer/Factory & Trading Company

Hebei, China Since 2022
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110V DC Trip Microcomputer Protection Relays for Substation

110V DC Trip Microcomputer Protection Relays for Substation

US $ 900 / PC FOB
1 PC (MOQ)
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Changsha Guotong Electrical Technology Co., Ltd.

Hunan, China
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10kv/35kv Busbar Protection Relay for Power Distribution

10kv/35kv Busbar Protection Relay for Power Distribution

US $ 500 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Wenzhou Longqi Import and Export Co., Ltd.

Zhejiang, China Since 2026
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Xhjb666 China Factory Supplier High Accuracy 6 Phase Protection Relay Tester Set

Xhjb666 China Factory Supplier High Accuracy 6 Phase Protection Relay Tester Set

US $ 4,000-5,000 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Xian XZH Electric Power Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Shaanxi, China Since 2021
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Microcomputer Digital Harmonic Injection 6-Phase Electric Protection Relay Test Set

Microcomputer Digital Harmonic Injection 6-Phase Electric Protection Relay Test Set

1 Piece (MOQ)
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Audited Supplier
Haomai Electric Power Automation Co., Ltd.

Manufacturer/Factory & Trading Company

Hubei, China Since 2017
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Protection Relay

Protection Relay

1 Piece (MOQ)
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Shanghai Kongpengyi Electrical Technology Co., Ltd

Shanghai, China
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Microcomputer Protection Device Two-Stage Over Zero-Current Protection

Microcomputer Protection Device Two-Stage Over Zero-Current Protection

US $ 100-200 / Piece FOB
20 Pieces (MOQ)
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Audited Supplier
Ningbo Henghui Electric Co., Ltd.

Zhejiang, China Since 2026
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Microcomputer Motor Protection and Measurement Control Device

Microcomputer Motor Protection and Measurement Control Device

US $ 88-199 / Piece FOB
20 Pieces (MOQ)
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Audited Supplier
Ningbo Henghui Electric Co., Ltd.

Zhejiang, China Since 2026
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Microcomputer Integrated Protection and Measurement Control Device

Microcomputer Integrated Protection and Measurement Control Device

US $ 88-199 / Piece FOB
20 Pieces (MOQ)
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Audited Supplier
Ningbo Henghui Electric Co., Ltd.

Zhejiang, China Since 2026
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Microcomputer Digital Secondary Current Injection 6-Phase Electric Protection Relay Tester

Microcomputer Digital Secondary Current Injection 6-Phase Electric Protection Relay Tester

1 Piece (MOQ)
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Audited Supplier
Haomai Electric Power Automation Co., Ltd.

Manufacturer/Factory & Trading Company

Hubei, China Since 2017
Chat Now Send Inquiry
Microcomputer Electric Motor Controller Relay

Microcomputer Electric Motor Controller Relay

US $ 600-2,000 / Piece FOB
1 Piece (MOQ)
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Changsha Guotong Electrical Technology Co., Ltd.

Hunan, China
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Three Phase Digital Multi-Function Fault Detection Device

Three Phase Digital Multi-Function Fault Detection Device

US $ 88-199 / Piece FOB
20 Pieces (MOQ)
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Audited Supplier
Ningbo Henghui Electric Co., Ltd.

Zhejiang, China Since 2026
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Power Protection Relay Micom P143 Overcurrent, Instantaneous, Zero-Sequence & Smart Protection Remote Control & Metering IEC 61850 Digital Electrical Relay

Power Protection Relay Micom P143 Overcurrent, Instantaneous, Zero-Sequence & Smart Protection Remote Control & Metering IEC 61850 Digital Electrical Relay

US $ 1,450-3,200 / unit FOB
1 unit (MOQ)
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Audited Supplier
Beijing Hezhong Huineng Electric Technology Co., Ltd

Manufacturer/Factory & Trading Company

Beijing, China Since 2025
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About Microcomputer Protection Relay FAQ

  • QWhat are current trends in Universal Testing Machine technology for instrument & meter applications?

    The Microcomputer Protection Relay is classified under our comprehensive Test Machine range.Recent trends for Universal Testing Machine instruments include digital interfacing, integrated data logging, and custom Universal Testing Machine automation. Stay ahead by sourcing from top distributor networks and wholesale suppliers offering guide documentation and factory price transparency. Request a demo to see where you can save or customize.

  • QHow do I get the best price for Universal Testing Machines from factories or OEM suppliers?

    The Microcomputer Protection Relay is included in our comprehensive Test Machine range.If you’re sourcing Universal Testing Machines, ask for wholesale price lists directly from Universal Testing Machine factory or OEM Universal Testing Machine distributor. Many offer custom features for bulk inquiries. Review their market trends and compare discounts before you buy. Contact us now to secure the best offer and ensure rapid delivery.

  • QCan I customize Universal Testing Machines to fit unique testing parameters or OEM specs?

    Enhance your Test Machine setup with our premium Microcomputer Protection Relay.Absolutely! Many Universal Testing Machine manufacturers offer full OEM custom Universal Testing Machine assembly and specialized instrument integration with factory price savings. The guide to customization is straightforward: specify parameters, request a factory quote, and compare distributor timelines. Get started today—submit your specs for a tailored solution.

Schneider Micom P143 Advanced Feeder Management Relay Comprehensive Overcurrent and Earth - Fault Protection 5PT/4CT up to 32 Optocoupler Inputs and 30 Outputs

Schneider Micom P143 Advanced Feeder Management Relay Comprehensive Overcurrent and Earth - Fault Protection 5PT/4CT up to 32 Optocoupler Inputs and 30 Outputs

US $ 6,500-7,700 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Beijing Hezhong Huineng Electric Technology Co., Ltd

Manufacturer/Factory & Trading Company

Beijing, China Since 2025
Chat Now Send Inquiry
Schneider Smart Powerlogic P3u30 Integrated Measurement Control Power Protection Relay 16di/8do RS485/RJ45*2 Undervoltage\4 Objects 4 Displays\Phase Overcurrent

Schneider Smart Powerlogic P3u30 Integrated Measurement Control Power Protection Relay 16di/8do RS485/RJ45*2 Undervoltage\4 Objects 4 Displays\Phase Overcurrent

US $ 1,450-1,500 / Piece FOB
2 Pieces (MOQ)
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Audited Supplier
Beijing Hezhong Huineng Electric Technology Co., Ltd

Manufacturer/Factory & Trading Company

Beijing, China Since 2025
Chat Now Send Inquiry
Overcurrent Protection Relays for Electrical Power System

Overcurrent Protection Relays for Electrical Power System

US $ 777-1,036 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Jiangsu Acrel Electrical Manufacturing Co., Ltd.

Manufacturer/Factory & Trading Company

Jiangsu, China Since 2020
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Universal Relay P3u20 with RS485 Easergy P3 Series Protection for Motors, Feeders, Transformers

Universal Relay P3u20 with RS485 Easergy P3 Series Protection for Motors, Feeders, Transformers

US $ 1,500-2,000 / unit FOB
1 unit (MOQ)
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Audited Supplier
Beijing Hezhong Huineng Electric Technology Co., Ltd

Manufacturer/Factory & Trading Company

Beijing, China Since 2025
Chat Now Send Inquiry
Acrel Synchronization Protection Relay

Acrel Synchronization Protection Relay

US $ 777-1,036 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Jiangsu Acrel Electrical Manufacturing Co., Ltd.

Manufacturer/Factory & Trading Company

Jiangsu, China Since 2020
Chat Now Send Inquiry
Advanced P5u20 Arc Flash Control Protection Relay System

Advanced P5u20 Arc Flash Control Protection Relay System

US $ 1,500-2,000 / unit FOB
1 unit (MOQ)
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Audited Supplier
Beijing Hezhong Huineng Electric Technology Co., Ltd

Manufacturer/Factory & Trading Company

Beijing, China Since 2025
Chat Now Send Inquiry
Acrel Am5 Series Substation Protection Relay up to 35kv

Acrel Am5 Series Substation Protection Relay up to 35kv

US $ 777-1,036 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Jiangsu Acrel Electrical Manufacturing Co., Ltd.

Manufacturer/Factory & Trading Company

Jiangsu, China Since 2020
Chat Now Send Inquiry
Advanced P5V20 Voltage and Frequency Relay for Optimal Safety

Advanced P5V20 Voltage and Frequency Relay for Optimal Safety

US $ 6,500-7,700 / unit FOB
1 unit (MOQ)
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Audited Supplier
Beijing Hezhong Huineng Electric Technology Co., Ltd

Manufacturer/Factory & Trading Company

Beijing, China Since 2025
Chat Now Send Inquiry
Acrel Am5se Protection Relay for 35kv Substation

Acrel Am5se Protection Relay for 35kv Substation

US $ 777-1,036 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Jiangsu Acrel Electrical Manufacturing Co., Ltd.

Manufacturer/Factory & Trading Company

Jiangsu, China Since 2020
Chat Now Send Inquiry
Schneider RoHS Certified Mini Overload Relay for Healthcare Applications

Schneider RoHS Certified Mini Overload Relay for Healthcare Applications

US $ 1,450-1,500 / Piece FOB
2 Pieces (MOQ)
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Audited Supplier
Beijing Hezhong Huineng Electric Technology Co., Ltd

Manufacturer/Factory & Trading Company

Beijing, China Since 2025
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Am5se Medium Voltage Mv Line Protection Relay

Am5se Medium Voltage Mv Line Protection Relay

US $ 777-1,036 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Jiangsu Acrel Electrical Manufacturing Co., Ltd.

Manufacturer/Factory & Trading Company

Jiangsu, China Since 2020
Chat Now Send Inquiry
Advanced Smart Relay Protection Device for Enhanced Safety

Advanced Smart Relay Protection Device for Enhanced Safety

US $ 6,500-7,700 / unit FOB
1 unit (MOQ)
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Audited Supplier
Beijing Hezhong Huineng Electric Technology Co., Ltd

Manufacturer/Factory & Trading Company

Beijing, China Since 2025
Chat Now Send Inquiry
Feeder Protection Relay for 35kv Substation

Feeder Protection Relay for 35kv Substation

US $ 777-1,036 / Piece FOB
1 Piece (MOQ)
Send Inquiry
Audited Supplier
Jiangsu Acrel Electrical Manufacturing Co., Ltd.

Manufacturer/Factory & Trading Company

Jiangsu, China Since 2020
Chat Now Send Inquiry
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