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Microcomputer Protection Relay

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Premium Automotive Relay for Optimal Feeder Protection Systems

Premium Automotive Relay for Optimal Feeder Protection Systems

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
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Residual Current Protection Relay in 35kv Substation

Residual Current Protection Relay in 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
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Advanced Micom P143 Relay for Feeder Protection and Monitoring

Advanced Micom P143 Relay for Feeder Protection and Monitoring

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
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Acrel Am5se Middle Voltage Switchgear Protection Relay

Acrel Am5se Middle Voltage Switchgear 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
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Advanced P5V20 Voltage Frequency Relay for Safety Applications

Advanced P5V20 Voltage Frequency Relay for Safety Applications

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
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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
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Advanced Powerlogic Current Protection Relay - P5f300 Series

Advanced Powerlogic Current Protection Relay - P5f300 Series

US $ 3,000-3,500 / 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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Multifunctional Protection Relay for Transformer Substation

Multifunctional Protection Relay for Transformer 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
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Advanced P5V20 Voltage Protection Relay for Reliable Power Management

Advanced P5V20 Voltage Protection Relay for Reliable Power Management

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
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Digital Motor Protection Relay

Digital Motor Protection Relay

US $ 53.9-54 / 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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P5f30 Multifunctional Protection Relay Microprocessor-Based Design RS-485 Communication Comprehensive Protection & Control

P5f30 Multifunctional Protection Relay Microprocessor-Based Design RS-485 Communication Comprehensive Protection & Control

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
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Best Practical Mining Relay Simpler Operation Embedded Arc Protection Power Relay

Best Practical Mining Relay Simpler Operation Embedded Arc Protection Power Relay

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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Premium Micomp243 Relay Series for Superior Circuit Protection

Premium Micomp243 Relay Series for Superior Circuit Protection

US $ 1,500-3,000 / 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 Current Protection Relay for Maximum Energy Efficiency

Advanced Current Protection Relay for Maximum Energy Efficiency

US $ 3,000-3,500 / 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 P5V20 Relay with Auto Reclosing and Safety Features

Advanced P5V20 Relay with Auto Reclosing and Safety Features

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
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220-240V/50Hz Refrigeration Compressor Np12mg R290 Series Freezer Refrigerator Compressor

220-240V/50Hz Refrigeration Compressor Np12mg R290 Series Freezer Refrigerator Compressor

US $ 29.9-39.9 / Piece FOB
100 Pieces (MOQ)
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Audited Supplier
NINGBO SANHE REFRIGERATION CO., LTD.

Zhejiang, China Since 2009
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Durable Overcurrent Protection Relay Automotive Relay P3f60 Protection Device

Durable Overcurrent Protection Relay Automotive Relay P3f60 Protection Device

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
Reliable Power Relay for Enhanced Motor Control Systems

Reliable Power Relay for Enhanced Motor Control Systems

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 P3u30 Relay for Optimal Phase and Voltage Safety

Advanced P3u30 Relay for Optimal Phase and Voltage Safety

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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P5f30 Series Protection Relay Multifunction Numerical Relay RS-485 Port Overcurrent, Earth Fault & Control

P5f30 Series Protection Relay Multifunction Numerical Relay RS-485 Port Overcurrent, Earth Fault & Control

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
Advanced Micomp243 Smart Feeder Relay for Optimal Safety Solutions

Advanced Micomp243 Smart Feeder Relay for Optimal Safety Solutions

US $ 1,500-3,000 / 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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Microcomputer Protection Device Industrial Protection Relay Applied to Incoming Lines

Microcomputer Protection Device Industrial Protection Relay Applied to Incoming Lines

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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Advanced Powerlogic Protection Relay P5f300 Series with RS-485/RJ45 Connectivity

Advanced Powerlogic Protection Relay P5f300 Series with RS-485/RJ45 Connectivity

US $ 3,000-3,500 / 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

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About Microcomputer Protection Relay FAQ

  • QCan I customize test machines to fit unique testing parameters or OEM specs?

    The Microcomputer Protection Relay is a key item within our extensive Test Machine selection.Absolutely! Many test machine manufacturers offer full OEM custom test 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.

  • QWhat are current trends in test machine technology for instrument & meter applications?

    The Microcomputer Protection Relay is a standout piece in our Test Machine collection.Recent trends for test machine instruments include digital interfacing, integrated data logging, and custom test 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 test machines from factories or OEM suppliers?

    The Microcomputer Protection Relay is an essential part of our Test Machine offerings.If you’re sourcing test machines, ask for wholesale price lists directly from test machine factory or OEM test 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.

Microcomputer Protection Device Direct Factory Supply Premium Electrical Instruments

Microcomputer Protection Device Direct Factory Supply Premium Electrical Instruments

US $ 800-1,990 / Piece FOB
20 Pieces (MOQ)
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Audited Supplier
Ningbo Henghui Electric Co., Ltd.

Zhejiang, China Since 2026
Chat Now Send Inquiry
Advanced 30-Output Relay System for Efficient Feeder Management

Advanced 30-Output Relay System for Efficient Feeder Management

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

Manufacturer/Factory & Trading Company

Beijing, China Since 2025
Chat Now Send Inquiry
Microcomputer Comprehensive Protection Device Reverse Power Protection

Microcomputer Comprehensive Protection Device Reverse Power Protection

US $ 800-1,990 / Piece FOB
20 Pieces (MOQ)
Send Inquiry
Audited Supplier
Ningbo Henghui Electric Co., Ltd.

Zhejiang, China Since 2026
Chat Now Send Inquiry
P3u30 Relay: Superior Motor Safety and Efficiency Solution

P3u30 Relay: Superior Motor Safety and Efficiency Solution

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

Manufacturer/Factory & Trading Company

Beijing, China Since 2025
Chat Now Send Inquiry
Advanced Power Management Electric Relay for Optimal Efficiency

Advanced Power Management Electric Relay for Optimal Efficiency

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

Manufacturer/Factory & Trading Company

Beijing, China Since 2025
Chat Now Send Inquiry
Schneider Brand P3u30 Integratedcontrol Protection Relay 16di Undervoltage\Incorrect Phase Sequence\Phase Overcurrent

Schneider Brand P3u30 Integratedcontrol Protection Relay 16di Undervoltage\Incorrect Phase Sequence\Phase Overcurrent

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

Manufacturer/Factory & Trading Company

Beijing, China Since 2025
Chat Now Send Inquiry
Anti Islanding Grid Tie Protection for PV Wind Systems with RS485 Rpp

Anti Islanding Grid Tie Protection for PV Wind Systems with RS485 Rpp

US $ 800-1,990 / Piece FOB
20 Pieces (MOQ)
Send Inquiry
Audited Supplier
Ningbo Henghui Electric Co., Ltd.

Zhejiang, China Since 2026
Chat Now Send Inquiry
Reliable Electrical Relay for Seamless Control and Performance

Reliable Electrical Relay for Seamless Control and Performance

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
PV Grid-Connection Anti-Island Protection Relay Testing Equipment

PV Grid-Connection Anti-Island Protection Relay Testing Equipment

US $ 220-240 / Piece FOB
20 Pieces (MOQ)
Send Inquiry
Audited Supplier
Ningbo Henghui Electric Co., Ltd.

Zhejiang, China Since 2026
Chat Now Send Inquiry
Advanced Motor Protector Relay with Integrated Arc Flash Control

Advanced Motor Protector Relay with Integrated Arc Flash Control

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
Advanced Micomp243 Digital Relay Protection System for Secure Operations

Advanced Micomp243 Digital Relay Protection System for Secure Operations

US $ 1,000-5,000 / unit FOB
1 unit (MOQ)
Send Inquiry
Audited Supplier
Beijing Hezhong Huineng Electric Technology Co., Ltd

Manufacturer/Factory & Trading Company

Beijing, China Since 2025
Chat Now Send Inquiry
Advanced Micomp243 Series Relay for Enhanced Feeder Protection

Advanced Micomp243 Series Relay for Enhanced Feeder Protection

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

Manufacturer/Factory & Trading Company

Beijing, China Since 2025
Chat Now Send Inquiry
Advanced Motor Protection Relay with Ecoreal Mv Technology

Advanced Motor Protection Relay with Ecoreal Mv Technology

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
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