Products

Suppliers

Filter Gallery
6,033

Microcomputer Protection Relay

Products

Sorry! No matches were found.

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)
Send Inquiry
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)
Send Inquiry
Changsha Guotong Electrical Technology Co., Ltd.

Hunan, China
Chat Now Send Inquiry
Beijing Devot Drp-600 Microcomputer Transformer Non-Electric Protection Device

Beijing Devot Drp-600 Microcomputer Transformer Non-Electric Protection Device

US $ 1,000-6,000 / Set FOB
1 Set (MOQ)
Send Inquiry
Audited Supplier
BEIJING DAFEI WEIYE INDUSTRIAL & TRADING CO., LTD.

Beijing, China Since 2023
Chat Now Send Inquiry
Beijing Devot Drp-9000 Microcomputer Line Protectionand Monitoring Device

Beijing Devot Drp-9000 Microcomputer Line Protectionand Monitoring Device

US $ 1,000-6,000 / Set FOB
1 Set (MOQ)
Send Inquiry
Audited Supplier
BEIJING DAFEI WEIYE INDUSTRIAL & TRADING CO., LTD.

Beijing, China Since 2023
Chat Now Send Inquiry
Beijing Devot Drp-5000m Microcomputer Station Transformatorprotection and Monitoring Device

Beijing Devot Drp-5000m Microcomputer Station Transformatorprotection and Monitoring Device

US $ 1,000-6,000 / Set FOB
1 Set (MOQ)
Send Inquiry
Audited Supplier
BEIJING DAFEI WEIYE INDUSTRIAL & TRADING CO., LTD.

Beijing, China Since 2023
Chat Now Send Inquiry
High-Performance Power Protection Electric Relay, Solid State Control Electrical Protection Relay P3f60 Series for Versatile Applications and LCD Display

High-Performance Power Protection Electric Relay, Solid State Control Electrical Protection Relay P3f60 Series for Versatile Applications and LCD Display

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
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)
Send Inquiry
Audited Supplier
Beijing Hezhong Huineng Electric Technology Co., Ltd

Manufacturer/Factory & Trading Company

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

Schneider P3u30 Integrated Measurement Control Protection Relay 16di/8do RS485/RJ45*2 Undervoltage\4 Objects 4 Displays\Thermal Overload\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
Power Protection Relay Micom P143 Overcurrent, Instantaneous, Zero-Sequence & Thermal Protection Remote Control & Metering IEC 61850 Digital Electrical Relay

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

US $ 1,450-3,200 / 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
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)
Send Inquiry
Audited Supplier
Jiangsu Acrel Electrical Manufacturing Co., Ltd.

Manufacturer/Factory & Trading Company

Jiangsu, China Since 2020
Chat Now Send Inquiry
Advanced Automatic Protection Relay Device for Power Systems

Advanced Automatic Protection Relay Device for Power Systems

US $ 3,000-3,500 / 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
Acrel Synchronization Protection Relay

Acrel Synchronization Protection Relay

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
Advanced Digital Relay for Overcurrent Management with 32 Inputs

Advanced Digital Relay for Overcurrent Management with 32 Inputs

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
Overcurrent Protection Relays for Electrical Power System

Overcurrent Protection Relays for Electrical Power System

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
Micom P143 Intelligent Feeder Management Relay for Secure Operations

Micom P143 Intelligent Feeder Management Relay for Secure Operations

US $ 1,450-3,000 / 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
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
Micom P143 Electronic Relay for Earth Fault Safety

Micom P143 Electronic Relay for Earth Fault Safety

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
Am5se Medium Voltage Mv Line Protection Relay

Am5se Medium Voltage Mv Line Protection Relay

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
Reliable High-Performance Power Relay with Arc Protection for Mining

Reliable High-Performance Power Relay with Arc Protection for Mining

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
Digital Relay Protection for 35kv Substation

Digital Relay Protection 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
Reliable Motor Protection Power Relay with 16 Inputs and 8 Outputs

Reliable Motor Protection Power Relay with 16 Inputs and 8 Outputs

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
Multifunctional Protection Relay for Transformer Substation

Multifunctional Protection Relay for Transformer 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
High-Performance Micomp243 Feeder Protection Relay for Power Systems

High-Performance Micomp243 Feeder Protection Relay for Power Systems

US $ 1,500-3,000 / 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

Not exactly what you want?

Post Sourcing Request

About Microcomputer Protection Relay FAQ
  • QCan I request customized Torsion Testing Machines at factory prices for my industry needs?

    The Microcomputer Protection Relay is included in our comprehensive Test Machine range.Absolutely—many factories offer custom Torsion Testing 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.

  • QWhat affects the wholesale price of a Torsion Testing Machine from a factory?

    The Microcomputer Protection Relay is a premium choice in the Test Machine category.Torsion Testing 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.

  • QWho are the top distributors of Torsion Testing Machines offering bulk or cheap deals?

    Enhance your Test Machine setup with our premium Microcomputer Protection Relay.Leading distributors focus on factory-direct and bulk Torsion Testing 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.

Digital Motor Protection Relay

Digital Motor Protection Relay

US $ 53.9-54 / 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
Universal Automatic Control Relay P3u30 for Motor Protection

Universal Automatic Control Relay P3u30 for Motor Protection

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
Acrel Am5se Protection Relay for 35kv Substation

Acrel Am5se 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
Advanced P3u30 General Protection Relay for Phase Sequence Control

Advanced P3u30 General Protection Relay for Phase Sequence Control

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
Acrel Am5se Middle Voltage Switchgear Protection Relay

Acrel Am5se Middle Voltage Switchgear Protection Relay

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
Versatile Protection Relay with Integrated Measurement and Protocol Support

Versatile Protection Relay with Integrated Measurement and Protocol Support

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
Residual Current Protection Relay in 35kv Substation

Residual Current Protection Relay in 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
China Manufacteurer Automatic Control Power Relay for Motor Protection and Control, 16di/8do

China Manufacteurer Automatic Control Power Relay for Motor Protection and Control, 16di/8do

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
P3u30 Safety Relay with 16 Digital Inputs and 8 Outputs

P3u30 Safety Relay with 16 Digital Inputs and 8 Outputs

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
Durable Healthcare Electrical Control System Relay with Ecoreal Mv

Durable Healthcare Electrical Control System Relay with Ecoreal Mv

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
High Precision Relay Device for Over-Voltage Protection in Hotels

High Precision Relay Device for Over-Voltage Protection in Hotels

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
Reliable Powerlogic P5V20 Series Protection Relay with RS-485

Reliable Powerlogic P5V20 Series Protection Relay with RS-485

US $ 3,000-3,500 / 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
High-Performance P5V20 Relay Protection Device for RS-485 Connections

High-Performance P5V20 Relay Protection Device for RS-485 Connections

US $ 3,000-3,500 / 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
View More

Browse by Categories

Home > Instruments & Meters > Test Instrument > Test Machine > Tensile Testing Machine
2/168
TOP

Search Filter

Categories

More Less
  • Test Machine
  • Electrical Control System
  • Thermostat & Temperature Controller
  • Other Test Instrument
  • Switchgear
  • Relay
  • Other Power Supply & Distribution
  • Other Electronics
  • Energy Meter & Power Meter
  • Weight Indicator

Certification

More Less
  • CE
  • ISO: 9001
  • RoHS
  • CCC

Condition

More Less
  • New

Customized

More Less
  • Non-Customized
  • Customized

Material

More Less
  • Stainless Steel

Task

More Less
  • Program

Company Type

More Less
  • Manufacturer/Factory
  • Trading Company
  • Group Corporation
  • Other

Company Location

More Less
  • Hubei
  • Hebei
  • Jiangsu
  • Beijing
  • Zhejiang
  • Guangdong
  • Shanghai
  • Henan
  • Shandong
  • Chongqing
  • Shaanxi
  • Anhui
  • Fujian
  • Hunan
  • Guangxi
  • Sichuan
  • Hainan
  • Liaoning
  • Tianjin
Reset Done