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Microcomputer Protection Device

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RS485 Modbus RTU Protocol Digital Relay Control Microcomputer Programmable Protection and Supervision Device
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RS485 Modbus RTU Protocol Digital Relay Control Microcomputer Programmable Protection and Supervision Device

US $ 1,000-6,000 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Shanghai Risheng Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Shanghai, China Since 2026
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Industrial Automation Power Monitoring Suitable Digital Relay Microcomputer Programmable Protection and Supervision Device
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Industrial Automation Power Monitoring Suitable Digital Relay Microcomputer Programmable Protection and Supervision Device

US $ 1,000-6,000 / Piece FOB
1 Piece (MOQ)
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Shanghai Risheng Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Shanghai, China Since 2026
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Active Reactive Power Energy Measurement Relay Control Microcomputer Programmable Protection and Supervision Device
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Active Reactive Power Energy Measurement Relay Control Microcomputer Programmable Protection and Supervision Device

US $ 1,000-6,000 / Piece FOB
1 Piece (MOQ)
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Shanghai Risheng Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Shanghai, China Since 2026
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Factory Supply and Low Price Microcomputer Relay Protection Device Testing Instrument

Factory Supply and Low Price Microcomputer Relay Protection Device Testing Instrument

US $ 1,000-3,000 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Kiyu Power Wuhan Co., Ltd

Manufacturer/Factory & Trading Company

Hubei, China Since 2018
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Energy Management System Ready Integrated Protection Relay Microcomputer Programmable Protection and Supervision Device
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Energy Management System Ready Integrated Protection Relay Microcomputer Programmable Protection and Supervision Device

US $ 1,000-6,000 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Shanghai Risheng Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Shanghai, China Since 2026
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Panel Button Programmable Setting High Accuracy Integrated Microcomputer Programmable Protection and Supervision Device
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Panel Button Programmable Setting High Accuracy Integrated Microcomputer Programmable Protection and Supervision Device

US $ 1,000-6,000 / Piece FOB
1 Piece (MOQ)
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Shanghai Risheng Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Shanghai, China Since 2026
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Microcomputer Protection Relay Tester Device Series Relay Test

Microcomputer Protection Relay Tester Device Series Relay Test

US $ 1,000-3,000 / Piece FOB
1 Piece (MOQ)
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Kiyu Power Wuhan Co., Ltd

Manufacturer/Factory & Trading Company

Hubei, China Since 2018
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Substation Automation Distribution Network Monitoring Relay Microcomputer Programmable Protection and Supervision Device
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Substation Automation Distribution Network Monitoring Relay Microcomputer Programmable Protection and Supervision Device

US $ 1,000-6,000 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Shanghai Risheng Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Shanghai, China Since 2026
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Energy Pulse Remote Transmission RS485 Modbus Digital Microcomputer Programmable Protection and Supervision Device
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Energy Pulse Remote Transmission RS485 Modbus Digital Microcomputer Programmable Protection and Supervision Device

US $ 1,000-6,000 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Shanghai Risheng Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Shanghai, China Since 2026
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Excellent Cost Performance Comprehensive Functions Programmable Relay Microcomputer Programmable Protection and Supervision Device
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Excellent Cost Performance Comprehensive Functions Programmable Relay Microcomputer Programmable Protection and Supervision Device

US $ 1,000-6,000 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Shanghai Risheng Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Shanghai, China Since 2026
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Optional Harmonic Analysis 4-20mA Analog Output Integrated Microcomputer Programmable Protection and Supervision Device
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Optional Harmonic Analysis 4-20mA Analog Output Integrated Microcomputer Programmable Protection and Supervision Device

US $ 1,000-6,000 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Shanghai Risheng Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Shanghai, China Since 2026
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Digital Zeroing Calibration High Accuracy RS485 Modbus Microcomputer Programmable Protection and Supervision Device
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Digital Zeroing Calibration High Accuracy RS485 Modbus Microcomputer Programmable Protection and Supervision Device

US $ 1,000-6,000 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Shanghai Risheng Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Shanghai, China Since 2026
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Communication Address Baud Rate Settable RS485 Modbus Microcomputer Programmable Protection and Supervision Device
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Communication Address Baud Rate Settable RS485 Modbus Microcomputer Programmable Protection and Supervision Device

US $ 1,000-6,000 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Shanghai Risheng Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Shanghai, China Since 2026
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Multi Parameter Measurement Current Voltage Power Digital Microcomputer Programmable Protection and Supervision Device
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Multi Parameter Measurement Current Voltage Power Digital Microcomputer Programmable Protection and Supervision Device

US $ 1,000-6,000 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Shanghai Risheng Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Shanghai, China Since 2026
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Microcomputer Protection Device
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Microcomputer Protection Device

US $ 99-999 / Piece FOB
1 Piece (MOQ)
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Zhejiang Anhuang Imp.&Exp. Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2021
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Remote Data Transmission Capable Modbus RTU Relay Microcomputer Programmable Protection and Supervision Device
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Remote Data Transmission Capable Modbus RTU Relay Microcomputer Programmable Protection and Supervision Device

US $ 1,000-6,000 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Shanghai Risheng Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Shanghai, China Since 2026
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Factory Direct Custom Specification Programmable Digital Control Microcomputer Programmable Protection and Supervision Device
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Factory Direct Custom Specification Programmable Digital Control Microcomputer Programmable Protection and Supervision Device

US $ 1,000-6,000 / Piece FOB
1 Piece (MOQ)
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Shanghai Risheng Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Shanghai, China Since 2026
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High Power Microcomputer Protection Control Relay1a High Temperature Resistance Device 70c Sealed Contact Medium Voltage

High Power Microcomputer Protection Control Relay1a High Temperature Resistance Device 70c Sealed Contact Medium Voltage

US $ 500 / Set FOB
1 Set (MOQ)
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ZHUHAI STROM ELECTRIC CO., LTD.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2026
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New Generation of Microcomputer-Based Distribution Automation Remote Terminal Devices DTU
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New Generation of Microcomputer-Based Distribution Automation Remote Terminal Devices DTU

US $ 200 / Piece FOB
1 Piece (MOQ)
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Beijing HCRT Electrical Equipment Co., Ltd.

Manufacturer/Factory & Trading Company

Beijing, China Since 2025
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Factory Secondary Current Injector Tester Relay Test Device

Factory Secondary Current Injector Tester Relay Test Device

US $ 800-3,000 / Piece FOB
1 Piece (MOQ)
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Kiyu Power Wuhan Co., Ltd

Manufacturer/Factory & Trading Company

Hubei, China Since 2018
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High Speed Secondary Injection Relay Tester/ Low Voltage Injection Relay Testing Device

High Speed Secondary Injection Relay Tester/ Low Voltage Injection Relay Testing Device

US $ 3,000-8,000 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Kiyu Power Wuhan Co., Ltd

Manufacturer/Factory & Trading Company

Hubei, China Since 2018
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Portable Relay Testing Device for Advanced Microcomputer Applications
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Portable Relay Testing Device for Advanced Microcomputer Applications

US $ 12,000-18,000 / Piece FOB
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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Microcomputer Device for Low Current Grounding System
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Microcomputer Device for Low Current Grounding System

US $ 99-999 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Zhejiang Anhuang Imp.&Exp. Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2021
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About Microcomputer Protection Device FAQ

  • QWho are the top distributors of test machines offering bulk or cheap deals?

    Discover the perfect addition to your Test Machine with our Microcomputer Protection Device.Leading distributors focus on factory-direct and bulk test machine deals, often ideal for industrial OEM use. Check for trends in wholesale packages and distributor guarantees on upgrades. Inquire now for a price guide or to request bulk order information.

  • QWhat affects the wholesale price of a test machine from a factory?

    The Microcomputer Protection Device is a key item within our extensive Test Machine selection.Test machine price depends on measurement range, digital interface, and OEM customization. Trends show distributor volume discounts and factory prices change with technology updates. Check for special OEM or custom requests when getting a wholesale quote today.

  • QCan I request customized test machines at factory prices for my industry needs?

    The Microcomputer Protection Device is included in our comprehensive Test Machine range.Absolutely—many factories offer custom test machine options tailored to your sector’s requirements. Popular OEM features and recent industry trends explain price, delivery time, and distributor flexibility. Contact us to start customization and get competitive pricing.

Passenger Elevator Safety Gear Elevator Over Speed Protection Device
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Passenger Elevator Safety Gear Elevator Over Speed Protection Device

US $ 80-95 / Piece FOB
2 Pieces (MOQ)
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Audited Supplier
Nova Elevator Parts Co., Ltd.

Trading Company

Jiangsu, China Since 2016
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Jc-1200 Arc Microcomputer Arc Protection Device

Jc-1200 Arc Microcomputer Arc Protection Device

US $ 1,500-1,600 / Piece FOB
1 Piece (MOQ)
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Hangzhou Jingcheng Electric Equipments Co., Ltd.

Zhejiang, China
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Microcomputer Generator Differential Protection Device

Microcomputer Generator Differential Protection Device

US $ 800 / pc FOB
1 pc (MOQ)
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Changsha Guotong Electrical Technology Co., Ltd.

Hunan, China
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CHHP400 Microcomputer Programmable Protection and Supervision Device

CHHP400 Microcomputer Programmable Protection and Supervision Device

US $ 1-100 / Piece FOB
1 Piece (MOQ)
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HAIBIAN POWER EQUIPMENT CO., LTD.

Zhejiang, China
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CHHP100 Microcomputer Programmable Protection and Supervision Device

CHHP100 Microcomputer Programmable Protection and Supervision Device

US $ 1-100 / Piece FOB
1 Piece (MOQ)
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HAIBIAN POWER EQUIPMENT CO., LTD.

Zhejiang, China
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Prt-PC3 Micro Computer Operating Three Phase Relay Testing Device
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Prt-PC3 Micro Computer Operating Three Phase Relay Testing Device

US $ 4,900 / Set FOB
1 Set (MOQ)
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Audited Supplier
Delta Technology (Chongqing) Co., Ltd.

Chongqing, China Since 2022
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Advanced Microcomputer Six Phase Replay Testing Device for Accurate Results
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Advanced Microcomputer Six Phase Replay Testing Device for Accurate Results

US $ 4,500-6,300 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Weshine Electric Manufacturing Co., Ltd.

Manufacturer/Factory & Trading Company

Hebei, China Since 2022
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Six-Phase Protection Relay Test Device for Transformer Differential Test
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Six-Phase Protection Relay Test Device for Transformer Differential Test

US $ 8,914.28-10,285 / Piece FOB
1 Piece (MOQ)
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Wuhan Hertz Power Equipment Co., Ltd

Manufacturer/Factory & Trading Company

Hubei, China Since 2024
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Handheld Comprehensive Relay Test Unit 3-Phase Protection Relay Test Device
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Handheld Comprehensive Relay Test Unit 3-Phase Protection Relay Test Device

US $ 2,000-6,000 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Wuhan Goldhome Hipot Electrical Co., Ltd.

Hubei, China Since 2018
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Arc Protection Device

Arc Protection Device

US $ 1,500-1,600 / Piece FOB
1 Piece (MOQ)
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Hangzhou Jingcheng Electric Equipments Co., Ltd.

Zhejiang, China
Chat Now Send Inquiry
Ap330 Series Medium Voltage Switchgear Protection Measurement Device
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Ap330 Series Medium Voltage Switchgear Protection Measurement Device

US $ 900-2,500 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Shiny-Control Technology Develop (Beijing) Co., Ltd.

Trading Company

Beijing, China Since 2020
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Advanced Six Phase Relay Testing Current Injection Device
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Advanced Six Phase Relay Testing Current Injection Device

US $ 3,900-4,900 / Set FOB
1 Set (MOQ)
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Audited Supplier
Delta Technology (Chongqing) Co., Ltd.

Chongqing, China Since 2022
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Microprocessor Protection Device with Anti-Island Protection for Photovoltaic Power Generation
Secured Trading Service

Microprocessor Protection Device with Anti-Island Protection for Photovoltaic Power Generation

US $ 1-25 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Zhejiang Anhuang Imp.&Exp. Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2021
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