Trench Group is a global leader in high-voltage power transmission components and systems. Headquartered in Berlin with over 100 years of experience, the company leads the portfolio of high-voltage power transmission components and systems. With product groups including bushings, coils, and instrument transformers, the company is a system-critical player in the energy transition and sustainable energy future. These intelligent and technologically advanced solutions are used for measurement, protection, and connection within the power grid. Trench Group operates globally with more than 2,900 employees across nine factory locations and four regional sales hubs. | Trench Group is a global leader in high-voltage electrical solutions, known for engineering innovation, technical excellence, and long-lived product performance. Through our two brands – Trench and HSP – we deliver critical components that enable the safe, reliable, and efficient transmission of electricity across modern power networks.
Tespro Electronics Co., Ltd.
Tespro was founded in China in 2002 and is a professional manufacturer of communication and calibration optical probes. After years of development, our products have expanded to include IoT communication equipment such as DTUs, industrial routers, and industrial gateways, becoming a professional supplier of power and IoT communication equipment. We have over 20 years of industry experience and have served Fortune 500 companies worldwide. Choose us, choose the original factory, choose the profession.
SecuControl, Inc.
Test Interfaces for Power Systems
Reinhausen Manufacturing Inc.
Your Complete Transformer Solutions Partner: Known worldwide for leading quality (LTC) TAPCHANGERS, we also provide premium solutions Transformer Services, Life Extension Strategies like RETROFITS, MESSKO Sensors & Components, while continuing to push forward in innovations in monitoring like ETOS, transformer operating system, so your team can maintain and extend the life of assets. | Global tapchanger leader Reinhausen now transforms asset management with ETOS®—the first universal transformer operating system analyzing all sensors regardless of manufacturer. Complete solutions include premium transformer services, life-extension retrofits, MESSKO components, and expert maintenance to 765kV. Digitalize your grid and optimize transformer performance with proven innovation.
REACTIVE TECHNOLOGIES LIMITED
Reactive Technologies Limited (RTL) is a global Grid-Enhancing Technologies (GETs) company at the forefront of addressing the challenges of the renewable energy transition by measuring power grid inertia and system strength in real-time. With our proven, first-of-its-kind GridMetrix® technology, we provide real-time, high resolution power grid measurements and data-driven insights into grid stability and reliability. This enables grid operators, utilities, asset owners and energy participants worldwide to plan and operate with greater insight, precision and resilience in a rapidly expanding renewable energy landscape with more inverter-based resources. Our strong foundation in technological innovation and a deep understanding of the challenges facing the energy industry, has enabled us to evolve into a global technology company headquartered in London, UK. Our dedicated sales and project delivery teams work closely with customers worldwide, supported by commercial offices on the East and West Coasts of the USA, as well as in the UAE and Australia, and an advanced R&D center in Finland. We are honored to receive recognition from the media and industry for our innovative contributions and impact: • Winner of Grid Edge Award, Platts Global Energy Awards 2025 • Best Renewable Project of the Year at UK Green Business Award 2025 • Clean Power Energy Transition Changemaker at COP28 • Financial Times Energy Tech Champions 2023 • Winner of the 2022 BNEF Pioneers by Challenge
POWERSIDE
For over 75 years, Powerside has worked in pursuit of a single goal: building a brighter future. We imagine a world where vital industries can move faster and more efficiently. Where advances in technology aren’t limited by the electricity that powers them. Where citizens can rest assured that the power grids they depend on are ready for anything. We’re here to guide organizations around the globe to better understand and optimize the power that energizes their operations — and the world. | Power quality monitoring & correction solutions
PAK ELEKTRON LIMITED
PEL stands as the premier manufacturer and service provider of electrical power instruments, essential for the restructuring of the power sector in Pakistan. Given the burgeoning economic, commercial, and industrial activities, along with the expansion of power utilities and diverse clientele, our organization has consistently upheld its position at the forefront of this industry.
Megger
With a rich history spanning over 130 years, Megger is a well-established company renowned in the electrical testing and measurement industry. Our dedication to precision, reliability, and safety has earned us a distinguished reputation, making us a trusted partner for professionals and organisations in need of dependable electrical testing and measurement, including monitoring solutions. We serve a wide array of industries, spanning utilities, manufacturing, maintenance, renewable energy, heavy industry, transportation, and more. At Megger, our extensive product and service offerings encompass a broad spectrum of applications, addressing critical electrical measurements. These include insulation resistance testing, ground resistance testing, a comprehensive range of dielectric testing, advanced transformer diagnostics, DGA (Dissolved Gas Analysis), partial discharge analysis, cable fault locating and diagnostics, Smart Grid testing, and much more. | Megger is a well-established company renowned in the electrical testing and measurement industry. Our dedication to precision, reliability, and safety has earned us a distinguished reputation, making us a trusted partner for professionals and organizations in need of dependable electrical testing and measurement, including monitoring solutions. | With a rich history spanning over 130 years, Megger is a well-established company renowned in the electrical testing and measurement industry. Our dedication to precision, reliability, and safety has earned us a distinguished reputation, making us a trusted partner for professionals and organizations in need of dependable electrical testing and measurement, including monitoring solutions. We serve a wide array of industries, spanning utilities, manufacturing, maintenance, renewable energy, heavy industry, transportation, and more. At Megger, our extensive product and service offerings encompass a broad spectrum of applications, addressing critical electrical measurements. These include insulation resistance testing, ground resistance testing, a comprehensive range of dielectric testing, advanced transformer diagnostics, DGA (Dissolved Gas Analysis), partial discharge analysis, cable fault locating and diagnostics, Smart Grid testing, and much more.
Kingsine Electric Automation Co., Ltd
Kingsine specializes in the R&D, production, and sales of a wide range of electrical testing equipment, including Protection Relay Test Sets, CT/PT Analyzers, Reference Power Sources and Calibrators, Voltage and Current Amplifiers, Electricity Monitoring Systems since 1999, successfully serving clients including ABB/EATON/GE/SEL/SIEMENS etc. Over 13,000 units of KINGSINE relay testers are running and highly praised in over 90 countries such as USA, Canada, Brazil, UK, France, Italy, etc. KINGSINE’s products not only achieve globally recognized certifications such as CE and UL, but also come with a 3-year free warranty and a targeted product lifespan of over 15 years. KINGSINE protection relay testers are compatible with world-famous relay protection devices like ABB, SIEMENS, ALSTOM, MITSUBISHI, Schneider, AREVA, SEL, GE, etc. | Established in 1999, KINGSINE has been dedicated to develop and manufacture innovative and highly reliable electrical testing equipment. Product includes Protection Relay Tester, CT Analyzers, Reference Power Sources and Calibrators, Voltage and Current Amplifiers, etc. Over 13,000 units of KINGSINE testers are running and highly praised in over 90 countries.
HIOKI USA Corporation
Hioki USA Corporation delivers cutting-edge electrical test and measurement solutions that help customers achieve accuracy, efficiency, and innovation in their work. Whether you’re developing electric vehicles, testing battery performance, ensuring power quality, or managing complex electronic systems, Hioki provides the precision tools you need to succeed. Our instruments are trusted across a wide range of industries—automotive, electronics, energy, manufacturing, and utilities—because they deliver reliable results with every measurement. From high-performance power analyzers and battery testers to insulation testers, data loggers, and current sensors, Hioki equips engineers and technicians to make confident, data-driven decisions. At Hioki USA, we don’t just sell equipment—we help you solve real-world challenges. Our expert support team and local presence ensure that you get the guidance, training, and service needed to optimize your investment and keep your operations running smoothly. We’re driven by a simple mission: to help you test smarter, work faster, and achieve more through precision measurement. | Hioki USA delivers advanced electrical test and measurement solutions that support innovation in battery development, manufacturing, and quality control. With over 90 years of expertise, we partner with engineers and researchers to provide precise, reliable tools that help accelerate R&D, ensure product safety, and improve production efficiency.At The Battery Show 2025, we’re showcasing our latest solutions for battery testing—including high-accuracy battery impedance testers, insulation resistance meters, and power analyzers designed to meet the evolving demands of EVs, energy storage, and next-gen cell technologies.Whether you’re optimizing battery performance, improving end-of-line testing, or ensuring long-term reliability, Hioki’s comprehensive suite of testing instruments delivers the accuracy and consistency you need to move forward with confidence.Visit Hioki USA at Booth #5411 to connect with our experts and see how our trusted measurement solutions can power your battery innovation.Explore more at www.hioki.com/us-en.