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Electrical Power Systems Smart Substation 3 Phase Microcomputer Secondary Current Injection Relay Protection Tester
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Electrical Power Systems Smart Substation 3 Phase Microcomputer Secondary Current Injection Relay Protection Tester

US $ 1,930-2,143 / Set FOB
1 Set (MOQ)
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Wuhan Kaidi Zhengda Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Hubei, China Since 2024
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Versatile Application Mother Board Controller Mother Board PCBA Mother Board Motherboard
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Versatile Application Mother Board Controller Mother Board PCBA Mother Board Motherboard

US $ 10-90 / Piece FOB
1 Piece (MOQ)
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Shenzhen Hyy Technology Co., Ltd

Guangdong, China Since 2022
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1000va Offline UPS Power Supply 110V/220V 1 Phase Uninterruptible Power Supply Line-Interactive AVR Backup UPS Uninterruptible Power Supply for Desktop PC
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1000va Offline UPS Power Supply 110V/220V 1 Phase Uninterruptible Power Supply Line-Interactive AVR Backup UPS Uninterruptible Power Supply for Desktop PC

US $ 34-36 / Piece FOB
1 Piece (MOQ)
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Shanpu Technology (Guangdong) Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2023
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Best Selling Secondary Injection Test Set Protection Relay Tester
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Best Selling Secondary Injection Test Set Protection Relay Tester

US $ 3,199-4,199 / Piece FOB
1 Piece (MOQ)
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Kvtester Electronics Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Hubei, China Since 2019
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China Factory Car Mini Middle Micro Micro 2 Blade Waterproof 5 10 15 20 25 30 AMP Fuse Holder Fuse Tap
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China Factory Car Mini Middle Micro Micro 2 Blade Waterproof 5 10 15 20 25 30 AMP Fuse Holder Fuse Tap

US $ 0.25-0.3 / Piece FOB
500 Pieces (MOQ)
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Shenzhen Cozy Electronics Co.,Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2024
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3 Phases Relay Test Kit Intelligent Protection Tester Relay Protection Test System
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3 Phases Relay Test Kit Intelligent Protection Tester Relay Protection Test System

US $ 2,299-3,599 / Piece FOB
1 Piece (MOQ)
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Kvtester Electronics Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Hubei, China Since 2019
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Hot Hy 6 Phase Relay Protection Tester Microcomputer Protection Relay Test Set Hv Testing Equipment Manufacturer Secondary Current Injection Tester Price
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Hot Hy 6 Phase Relay Protection Tester Microcomputer Protection Relay Test Set Hv Testing Equipment Manufacturer Secondary Current Injection Tester Price

US $ 3,100-4,200 / Piece FOB
1 Piece (MOQ)
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Wuhan Huayi Electric Power Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Hubei, China Since 2024
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Vlf AC Hipot Tester up to 90kv Epvlf
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Vlf AC Hipot Tester up to 90kv Epvlf

US $ 1,290-3,260 / Set FOB
1 Set (MOQ)
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EP HIPOT ELECTRIC CO., LTD.

Manufacturer/Factory & Trading Company

Hubei, China Since 2019
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IEC Transformer Test Bench Transformer Testing System
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IEC Transformer Test Bench Transformer Testing System

US $ 3,900-59,900 / Set FOB
1 Set (MOQ)
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EP HIPOT ELECTRIC CO., LTD.

Manufacturer/Factory & Trading Company

Hubei, China Since 2019
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Waterproof Inline Fuse Holder with Red and Black Wire for Vehicles
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Waterproof Inline Fuse Holder with Red and Black Wire for Vehicles

US $ 0.3-0.35 / Piece FOB
500 Pieces (MOQ)
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Shenzhen Cozy Electronics Co.,Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2024
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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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Ldnio Q7 65W GaN Charging Hub with USB-C and Lightning
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Ldnio Q7 65W GaN Charging Hub with USB-C and Lightning

US $ 8.9-9.3 / Piece FOB
10 Pieces (MOQ)
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Guangdong Ldnio Electronic Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2019
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Over-Current Protection 8025 Speed Control DC Fan with ISO

Over-Current Protection 8025 Speed Control DC Fan with ISO

US $ 1-5 / Piece FOB
100 Pieces (MOQ)
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Shenzhen Xinqifeng Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2025
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12V DC to 220V AC Pure Sine Wave Power Inverter PCB Circuit Board Mainboards Motherboard Inverter PCB Board for Home Power Station Assembly
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12V DC to 220V AC Pure Sine Wave Power Inverter PCB Circuit Board Mainboards Motherboard Inverter PCB Board for Home Power Station Assembly

US $ 22.5-134.5 / Piece FOB
50 Pieces (MOQ)
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Wuhan Guanyou New Energy Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Hubei, China Since 2024
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12V 24V 48V DC to 110V 220V AC 500W 1000W 2000W 3000W 4000W 5000W 6000W Pure Sine Wave Solar Power Inverter PCB Circuit Board Inversor Motherboard
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12V 24V 48V DC to 110V 220V AC 500W 1000W 2000W 3000W 4000W 5000W 6000W Pure Sine Wave Solar Power Inverter PCB Circuit Board Inversor Motherboard

US $ 22.5-134.5 / Piece FOB
50 Pieces (MOQ)
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Wuhan Guanyou New Energy Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Hubei, China Since 2024
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Factory Price 3.6X10 5X20 6X30 10X38mm Auto Metal Brass Nickel Plated Tinned PCB Fuse Tube Clip
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Factory Price 3.6X10 5X20 6X30 10X38mm Auto Metal Brass Nickel Plated Tinned PCB Fuse Tube Clip

US $ 0.02-0.03 / Piece FOB
2,000 Pieces (MOQ)
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Dongguan Jianchang Hardware Products Co., Ltd.

Guangdong, China Since 2023
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Motor Drive Ad80 General Purpose Converter 0.37-185kw Inverter

Motor Drive Ad80 General Purpose Converter 0.37-185kw Inverter

US $ 45-1,600 / Piece FOB
10 Pieces (MOQ)
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ABC Electronic (Jiang Xi) Co., Ltd.

Manufacturer/Factory & Trading Company

Jiangxi, China Since 2020
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Wholesale 7pin Low Current 1A Power Adapter M16 Wterproof Connector Male Female Inline Connection Type Assembled Cable Joint No Cable
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Wholesale 7pin Low Current 1A Power Adapter M16 Wterproof Connector Male Female Inline Connection Type Assembled Cable Joint No Cable

US $ 0.8-3.5 / Piece FOB
10 Pieces (MOQ)
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Shenzhen Aohua Electric Corporation Limited

Manufacturer/Factory & Trading Company

Guangdong, China Since 2018
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Full Automatic Digital Cable Path Comprehensive Tester Cable Detector Path Wire Cable Path Comprehensive Tester Provide Other Hipot Tester
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Full Automatic Digital Cable Path Comprehensive Tester Cable Detector Path Wire Cable Path Comprehensive Tester Provide Other Hipot Tester

US $ 3,019 / Set FOB
1 Set (MOQ)
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Refine On (Hebei) Electric Power Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Hebei, China Since 2025
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Siemens 6SL3120-1TE21-8AA4 SINAMICS S120 Servo Drive Module 18A Booksize AC Servo Drive High-Torque for Robotics
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Siemens 6SL3120-1TE21-8AA4 SINAMICS S120 Servo Drive Module 18A Booksize AC Servo Drive High-Torque for Robotics

US $ 1-9,999 / Piece FOB
1 Piece (MOQ)
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Beijing Zhongping Technology Co., Ltd.

Trading Company

Beijing, China Since 2025
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Cumark Heavy Duty Frequency Converter VFD AC Drive Frequency Inverter for Crane Hoist
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Cumark Heavy Duty Frequency Converter VFD AC Drive Frequency Inverter for Crane Hoist

US $ 99-199 / Piece FOB
2 Pieces (MOQ)
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Shenzhen Cumark Sci. & Tech. Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2026
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Power Frequency Partial Discharge-Free Test System

Power Frequency Partial Discharge-Free Test System

US $ 3,000-15,000 / Roll FOB
1 Roll (MOQ)
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Sansion Power Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Hubei, China Since 2015
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Much Experience Export 17 Year Factory AC Drive Control Booster Pump
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Much Experience Export 17 Year Factory AC Drive Control Booster Pump

US $ 4,080-4,746 / Piece FOB
1 Piece (MOQ)
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Zhejiang Ziri Electrical Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2007
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About Computer Current Protection FAQ

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

    Our Computer Current Protection offers exceptional quality and style within the Test Machine category.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?

    Upgrade your Test Machine with the elegant and durable Computer Current Protection.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.

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

    The Computer Current Protection is a premium choice in the Test Machine category.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.

Hot Selling Medium Voltage 12kv 24kv 40.5kv Three Pole Manual Operations Power Distribution Network Protection Device Break Switch
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Hot Selling Medium Voltage 12kv 24kv 40.5kv Three Pole Manual Operations Power Distribution Network Protection Device Break Switch

US $ 370 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Xiya Electric Equipment Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2013
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Power Saving and Environmental Protection Long Life Outdoor Common Shade Energy Saving LED Display Energy Saving and Environmental Protection Long Life
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Power Saving and Environmental Protection Long Life Outdoor Common Shade Energy Saving LED Display Energy Saving and Environmental Protection Long Life

US $ 504-578 / Square Meter FOB
1 Square Meter (MOQ)
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Shenzhen Zhongxian Beixin Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2023
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ETL Certified 15A Power Distribution Unit with 12 NEMA 5-15r Outlets
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ETL Certified 15A Power Distribution Unit with 12 NEMA 5-15r Outlets

US $ 22.9-27.12 / Piece FOB
1 Piece (MOQ)
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Orient Tech Limited

Manufacturer/Factory & Trading Company

Guangdong, China Since 2025
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Modbus RTU Remote Io Communication Module
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Modbus RTU Remote Io Communication Module

US $ 149.09 / Piece FOB
1 Piece (MOQ)
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Changzhou ZERO Intelligent Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Jiangsu, China Since 2024
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Dgg Electrical Line Medium Voltage Fuse for Substation and Feeder Protection
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Dgg Electrical Line Medium Voltage Fuse for Substation and Feeder Protection

US $ 15-20 / Piece FOB
1 Piece (MOQ)
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Denggao Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2019
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High-Speed Motion Control USB Flash Drive for Demanding Tasks
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High-Speed Motion Control USB Flash Drive for Demanding Tasks

US $ 316.14 / Piece FOB
1 Piece (MOQ)
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Shenzhen Kernal Intelligent Technology Co., Ltd.

Trading Company

Guangdong, China Since 2024
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Ckmine Km800 Drive with Advanced Protection Features for Industrial Use

Ckmine Km800 Drive with Advanced Protection Features for Industrial Use

US $ 395-425 / Piece FOB
1 Piece (MOQ)
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ZHEJIANG KAIMIN ELECTRIC CO., LTD.

Zhejiang, China Since 2020
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Low Noise Cooling Fan for Evaporator and Condenser Applications
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Low Noise Cooling Fan for Evaporator and Condenser Applications

US $ 20 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Zhejiang Jianben Fan Technology Co., Ltd

Zhejiang, China Since 2024
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Jhs1200 Portable Six Phase Current Injection Microcomputer Relay Protection Analyzer Tester
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Jhs1200 Portable Six Phase Current Injection Microcomputer Relay Protection Analyzer Tester

US $ 7,450-12,500 / Piece FOB
1 Piece (MOQ)
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Wuhan Jiuhua Jingce Power Equipment Co., Ltd.

Manufacturer/Factory & Trading Company

Hubei, China Since 2023
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Metered C19 Smart Monitor PDU 24 Ports 2u OEM ODM Breaker Management for IP Computer Center

Metered C19 Smart Monitor PDU 24 Ports 2u OEM ODM Breaker Management for IP Computer Center

US $ 98.5-99.5 / Piece FOB
1 Piece (MOQ)
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Shenzhen Kiloamp Technologies Co., Ltd

Manufacturer/Factory

Guangdong, China Since 2025
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Tbtc CE RoHS Terminal Block Connector Tb4504 Tc3003
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Tbtc CE RoHS Terminal Block Connector Tb4504 Tc3003

US $ 0.26 / Piece FOB
1,000 Pieces (MOQ)
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Wenzhou Mogen Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2013
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1.60 Computer UV++ as Hmc Blue Cut Ar Coating Optical Eyeglasses Lens
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1.60 Computer UV++ as Hmc Blue Cut Ar Coating Optical Eyeglasses Lens

US $ 50 / Pair FOB
1 Pair (MOQ)
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Audited Supplier
Weihai New Vision Optical Co., Ltd.

Shandong, China Since 2021
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Tzbot Cost Effective High Power 16~60 V Dual Motor Controller Speed Control Agv DC BLDC Motor Driver Servo Drive for Agv AMR Autonomous Car

Tzbot Cost Effective High Power 16~60 V Dual Motor Controller Speed Control Agv DC BLDC Motor Driver Servo Drive for Agv AMR Autonomous Car

US $ 119-168 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Zhejiang Tongzhu Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2021
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