Kingsine: Electrical Test and Measurement Equipment & Instruments Manufacturer

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Revolutionize Field Testing of Protection Relays

Ensuring Energy Excellence: Safe, Smart, Secure.

KFA320 Mini Universal Protection Relay Test Set KF86P Universal Relay Test Set KF85P Universal Relay Test Set

IEC61850 Digital Substation Testing With 15 years experience in IEC61850 digital substation testing, KINGSINE portable relay testers are designed for comprehensive testing in both traditional and digital substations, including MU and IEC61850 compliant IEDs.

KFA320 Mini Universal Protection Relay Test Set KF86P Universal Relay Test Set KF85P Universal Relay Test Set

KFA310 Mini Handheld Protection Relay Tester KFA300 Mini Handheld Protection Relay Tester K3063i Protection Relay Test Set

Protection Relay Test Set/Kit KINGSINE mini protection relay tester series - the optimal testing solution for photovoltaic systems, wind power generation, and distribution networks. Combining compact portability with advanced testing capabilities.

KFA310 Mini Handheld Protection Relay Tester KFA300 Mini Handheld Protection Relay Tester K3063i Protection Relay Test Set

KT210 CT/PT Analyzer

CT/PT Analyzer Our CT/PT Analyzer offers precise testing capabilities for current transformers and potential transformers, ensuring accurate measurement and calibration in power systems.

KT210 CT/PT Analyzer

KS833 Three-phase Power Source Calibrator KS1212 Standard Source of Distribution Terminal Automatic Testing Platform KS823 Standard Source Meter Calibration

Power Source and Calibrator Discover KINGSINE high-performance, cost-effective power sources and calibrators. We offer industry-leading performance at an accessible price, making professional-grade accuracy achievable for every lab.

KS833 Three-phase Power Source Calibrator KS1212 Standard Source of Distribution Terminal Automatic Testing Platform KS823 Standard Source Meter Calibration

KA30 / KA60 Voltage and Current Amplifier

Voltage and Current Amplifier Power up your testing with KINGSINE high-capacity amplifiers - delivering 3*60A and 4*300V. Ensuring accurate and efficient signal amplification for power system analysis and testing needs.

KA30 / KA60 Voltage and Current Amplifier

PMC72S Three-phase Multifunctional Power Meter PMC96S Three-phase Multifunctional Power Meter EngyBrick Distributed Intelligent Power Monitoring Module

Power Meter Revolutionize your energy monitoring with KINGSINE uniquely designed multifunctional power meters. Engineered for 40% faster installation and maintenance efficiency, significantly reducing your operational costs while enhancing system performance.

PMC72S Three-phase Multifunctional Power Meter PMC96S Three-phase Multifunctional Power Meter EngyBrick Distributed Intelligent Power Monitoring Module

Trusted by Power Professionals Worldwide

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Founded in 1999, KINGSINE specializes in:

•R&D, production, and sales of electrical testing equipment.

•Key products include: Protection Relay Test Sets, CT PT Analyzer, Reference Power Sources and Calibrators, Voltage and Current Amplifiers, and Electricity Monitoring Systems

Global Recognition & Reach:

•Serves customers in over 90 countries.

•Actively participates in major power and energy exhibitions worldwide.

•Testing equipment is compatible with relay protection devices from leading brands like ABB, SIEMENS, ALSTOM, and more.

Distribution & Support Network:

•Strong global distribution network covering five continents.

•Headquartered in Shenzhen, China, with branch offices in Canada and Hong Kong.

KNOW MORE ABOUT KINGSINE 

13000 +

relay test sets delivered to our distinguished customers worldwide

90 +

countries' users

years free warranty

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Professional R&D Team

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Multiple Production Lines

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Excellent After-sales Service

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Over 26 Years of Industry Experience

Our Customers

GET IN TOUCH WITH KINGSINE

Whether you have a question about KINGSINE Electrical Testing Devices or anything else, we're here to help and ready to answer your questions.

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E-mail

inquiry@kingsine.com

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Call Us

+86-0755-8835-2631
+1 647 707 9669

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Headquarter

6C/F4.8 TianAn Cyber Park, Futian, Shenzhen, 518040, China

Updates About Kingsine Electrical Tester Products

13 Feb
2025

KINGSINE Exhibition Lists

The Exhibition We Participate in 2023, 2024 and 2025.

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28 Aug
2025

Arc Protection Testing with KINGSINE KFA320

Arc protection plays a critical role in relay protection systems, providing rapid defense against the extreme hazards caused by arc faults in power systems. Arc Protection Testing with KINGSINE KFA320.

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24 Jul
2025

How Does the Distance Protection Module of the KINGSINE KRT Relay Protection Tester Software Work

KINGSINE KRT software transforms protection testing from manual labor into technical excellence—safeguarding your power system’s invisible boundaries.

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Diverse Electrical Measurement Solutions

Our diverse product range and expertise make us a valuable partner across various sectors of the electrical and automation industries

IEC61850 and Digital Substations

Our solutions are tailored for the modern digital substation, supporting IEC61850 standards. The products facilitate seamless integration and communication within substations, enhancing operational efficiency and reliability in managing electrical assets.

IEC61850 and Digital Substations 

Power Grid

Within the Power Grid sector, the tools for testing and calibration are indispensable for keeping the grid healthy, preventing outages, and optimizing energy distribution.

Power Grid 

Online Monitoring and Testing

We offers innovative solutions for online monitoring and testing, enabling real-time surveillance and analysis of electrical systems, which helps in early detection of potential issues, minimizing downtime and maintenance costs.

Online Monitoring and Testing 

Offline Testing

For scenarios where systems cannot be tested live, Kingsine provides a suite of offline testing equipment. These tools are essential for validating the performance of electrical systems in a controlled environment.

Offline Testing 

Protection Testing

Our protection testing equipment ensures that protective relays and devices operate correctly, safeguarding electrical systems from faults and minimizing damage during electrical failures.

Protection Testing 

Test and Calibration of Measurement Equipment

Accuracy is key in the electrical industry, and our test and calibration products guarantee that measurement equipment meets stringent accuracy standards, ensuring reliable data for decision-making.

Test and Calibration of Measurement Equipment 

Industrial Sites

Our robust testing and monitoring solutions are designed to withstand the demanding conditions of industrial sites, ensuring continuous operation and safety of electrical systems in manufacturing and processing plants.

Industrial Sites 

Railway

Our products contribute to the safety and reliability of electrical systems, from signaling to traction power, enhancing the efficiency and operational safety of rail networks.

Railway 

Renewables

As the renewable energy sector grows, our testing and monitoring solutions support the integration and maintenance of renewable energy sources into the grid, ensuring their reliability and efficiency.

Renewables 

Rentals

We offers rental services for their testing and calibration equipment, providing a cost-effective solution for clients with project-based needs, ensuring access to high-quality tools without the need for significant capital investment.

Rentals 

Service Provider

Beyond manufacturing, we acts as a service provider, offering expertise in electrical testing and maintenance.

Service Provider 

Transmission

In the transmission sector, our equipment is essential for testing and maintaining the infrastructure that transports electricity over long distances, ensuring the reliability and efficiency of power transmission networks.

Transmission 

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+1 647 707 9669

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