Magnetic Current Sensors

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A magnetic current sensor is an essential component in modern electrical systems, providing precise current measurement for monitoring, protection, and control. By using magnetic field detection, these sensors can measure current flow without direct electrical contact, offering both safety and accuracy. As industries increasingly rely on electrified and automated systems, magnetic current sensors have become indispensable in sectors such as transportation, renewable energy, and industrial automation.
Explore our full range of solutions
Petercem Magnetic Current Sensors for Every Application
At Astrolkwx, we supply sensors from Petercem, a trusted name in the design and production of sensors for harsh environments. This brand offers a comprehensive portfolio of current and voltage sensors designed to meet diverse application needs.
- NSC range: Closed-loop Hall-effect sensors designed for precise current measurement with high accuracy and compact design, widely used in converters, traction systems, and automation.
- NCS-T range: High-performance sensors optimized for DC and AC measurements with strong immunity to external magnetic interference.
- HRS-T range: Known for excellent linearity and fast response times, ideal for high-dynamic applications such as motor drives and railway power systems.
- HRS-I range: Industrial-grade sensors with integrated electronics for precise current detection and simplified system integration.
- ES / ESM range: Compact, reliable sensors for electronic applications and low-voltage environments, ensuring stable readings in confined installations.
- RFCS range: Ruggedized magnetic sensors built for extreme conditions, offering reliable measurement in heavy industry and transportation.
- CS range: A versatile and cost-effective series suitable for general-purpose current monitoring in energy management and power conversion systems.
Each Petercem magnetic current sensor range is ISO- and IRIS-certified, ensuring consistent performance, traceability, and safety across all product lines.
Engineered for Harsh and Demanding Environments
What sets magnetic current sensors apart is their ability to perform reliably under vibration, temperature fluctuation, and electrical stress. Designed specifically for railway, marine, and industrial environments, these current sensors feature robust enclosures and insulation properties that guarantee long-term stability. By using magnetic sensing technology, they eliminate the need for direct electrical contact, improving system safety and simplifying installation. This makes them perfect for modern power systems that demand accuracy, compact design, and resilience under extreme operating conditions.

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Schedule a Technical Online Meeting
At our power electronics company, we proudly supply the full range of magnetic current sensors. Whether you need sensors for railway traction, renewable energy converters, or industrial power systems, our experts will help you select the best solution for your application. Schedule an online meeting today with one of our technical specialists to discover how these sensors can improve measurement accuracy, system safety, and operational efficiency.









