From rolling stock to DC traction power supplies, Knick Interface provides high precision electrical measurement solutions designed to meet the demanding requirements of the railway industry. With a strong track record of safety, reliability, and efficiency, our technology supports critical applications across the rail sector. Knick Interface offers solutions for voltage and current measurement in rolling stock and traction power supplies as well as speed signal processing for precise control and monitoring. Our high isolation technology ensures accuracy and safety in harsh environments, making our devices a trusted choice for railway applications. Knick’s innovative railway measurement devices feature SIL rated technology, ensuring compliance with stringent industry standards and delivering reliable, high-accuracy performance. One such solution is the P16800 Speed Signal Doubler, which allows existing speed sensor data to be duplicated and sent to multiple control units such as Computer-Based Train Control (CBTC) and Passenger Information Systems (PIS). Another key product is the P45000 Voltage Transducer, designed for SIL rated voltage measurements in a compact, space-saving housing with multiple mounting options. For years, Knick has been a trusted partner in railway applications, providing the accuracy and durability needed to keep operations running smoothly. | Knick Interface specializes in high voltage electrical measurement solutions for applications tied to Energy Storage. Continuous isolation is available up to 4800 V AC/DC, bringing a high level of safety to installations. Use cases include DC voltage and current measurement of cell stacks and battery cyclers, high voltage signal conditioning for hardware in loop testing, and SIL rated (functional safety) products for battery assembly and recycling, hazardous area guarding, and other applications where protection of personnel and equipment is critical. Products are engineered and manufactured in Germany while stocked and supported in the US. Talk to us about how we can help with your high voltage applications!
ESi
ESi is an engineering investigation and analysis firm uniquely positioned to meet the varied and often specialized needs of our clients. Our consultants pair technical expertise with in-depth industry knowledge to ensure that we are responsive and relevant in the services we provide. With highly qualified personnel and state-of-the-art test facilities, labs, and equipment, ESi provides clients with access to our full range of engineering capabilities, and can assemble the right team for virtually any project.
DelphiSonic Inc
Delphisonic is a technology company specializing in predictive maintenance and industrial monitoring since 2012. With our AI-powered analytics platform and Edge AI sensor solutions, we help railway systems detect faults early — ensuring operational continuity, enhanced safety, and improved efficiency. Our DS-XR module is purpose-built for rail applications, providing real-time condition monitoring and failure prediction across both infrastructure and rolling stock. Delphisonic is an engineering-driven solution partner trusted by rail operators around the world.
AEMC Instruments
AEMC® Instruments, provides professional electrical test, measurement, and protection solutions for industrial, commercial, utility, and infrastructure markets. Our portfolio ranges from power quality analyzers, ground resistance testers and insulation resistance testers to auxiliary relays, analog transducers, and panel meters. Chauvin Arnoux founded in 1893 and AEMC® Instruments (part of the Chauvin Arnoux® group) founded in 1976 are industry leaders in current measurement probes, power quality and energy analyzers, ground resistance testers (including our revolutionary tower testing system) and insulation resistance testers. Our full product line also includes clamp-on meters, transformer ratiometers, power quality meters, harmonic power meters, data loggers, multimeters, light meters, micro-ohmmeters, oscilloscopes, cable testers, environmental testers, thermal imaging cameras and numerous other electrical test instruments. We are expanding our offering to include proven auxiliary relays, analog transducers, and panel meters from our European partners for demanding U.S. applications such as nuclear power plants and rail systems. In addition to our products, AEMC® offers seminars and webinars on ground resistance, insulation resistance, and power quality testing. Our products are backed by over 130 years of experience in test and measurement instruments and encompass the latest international standards for quality and safety. All AEMC® solutions are designed and manufactured to meet the latest international standards for quality and safety and are available through a worldwide network of distributors. We also develop custom products on an OEM basis. | For over 130 years, AEMC® Instruments has manufactured professional electrical test and measurement instruments. We are an industry leader in ground resistance testers, insulation resistance testers, power quality analyzers and loggers, current measurement probes and much more. Stop by booth 3867 and take a chance to win a free product.
ACS Railroad Solutions
Over the last decade ACS Railroad Solutions has been a key supplier to Class I Railroads of cabling and communication devices that were instrumental in the implementation of Positive Train Control. We continued to evolve and modernize our PTC offerings and have introduced an array of new locomotive aftermarket products, Idle Reduction Systems and diagnostic tools that can positively impact your operational efficiency and support your Sustainability and Safety Initiatives. | For more than a decade ACS Railroad Solutions has been a key supplier to Class I Railroads of cabling and communication devices that were instrumental in the implementation of Positive Train Control. We continued to evolve and modernize our PTC offerings and have introduced an array of new locomotive aftermarket products, Idle Reduction Systems and diagnostic tools that can positively impact your operational efficiency and support your Sustainability and Safety Initiatives.
Abtus Ltd
UK based manufacturer of railway measurement equipment from simple Go/NoGo gauges through to sophisticated laser measurement systems and trolleys.
AAC Controls
AAC designs and manufactures high-reliability voltage and current sensors optimized for harsh environments.

