ABB Fiber Optic DC Sensor

The new ABB FOCS Fiber-Optic Current Sensor is a family of high accuracy sensors for industrial high current measurement applications based on the magneto-optic effect. Fiber optic technology is prove...

Industry Information
Apr 23, 2026

ABB launches new generation Fiber Optic Current Sensor for

ABB, the leading power and automation technology group, today announced the launch of its latest generation Fiber Optic Current Sensor (FOCS-FS) to complement its portfolio of optical

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Industry Information
Jun 01, 2026

Press Release

Enabling digital substations and smart grids Zurich, Switzerland, August 20, 2014 - ABB, the leading power and automation technology group, today announced the launch of its latest generation Fiber

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Industry Information
Feb 05, 2026

Fiber optic current measurement sensor in high voltage

Fiber-optic current sensors (FOCS) have reached a high degree of maturity and are about to enter into applications in high voltage substations.

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Industry Information
Nov 10, 2025

ABB says fiber-optic current sensors boost Smart Grid''s IQ

Adding to its portfolio of optical sensors, ABB announced the launch of its latest generation Fiber Optic Current Sensor (FOCS-FS) platform. A key feature of the

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Industry Information
Mar 21, 2026

ABB FOCS Fiber-Optic Current Sensor

FOCS can be positioned anywhere along the busbar, with no need for recalibration – neither after installation nor at any time during its lifetime. FOCS offers the

Industry Information
Jan 05, 2026

ABB FOCS Fiber-Optic Current Sensor

A&S Automation.,Ltd is a leading provider of custom automated industrial control products and solutions that are reliable, easy-to-use, and cost effective, providing

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Industry Information
Mar 19, 2026

Fiber Optic Current Sensor Supports High-Voltage

ABB has launched its latest generation Fiber Optic Current Sensor (FOCS-FS) to complement its portfolio of optical sensors. The FOCS-FS gets its name from its

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Industry Information
Sep 11, 2025

ABB: Launches New Generation of Standalone Fiber Optic Current

The new generation of fiber-optic current sensors is characterized by digital interface capabilities that make it an ideal product for the deployment of digital substations and promotes the adaptability of

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Industry Information
Apr 18, 2026

Global Fiber Optic Current Sensors (FOCS) Market Growth

The Fiber Optic Current Sensors (FOCS) market is experiencing substantial growth as industries increasingly recognize the advantages of using fiber optic technology for current measurement.

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Industry Information
Apr 08, 2026

FOCS – Fiber-Optic Current Sensor Make light work of DC current

Then FOCS – the Fiber-Optic Current Sensor from ABB – is your choice. FOCS combines highest performance based on pure fiber-optic measurement with a stunning and slender design that is

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Industry Information
Jan 01, 2026

ABB Fiber-Optic Current Sensor

ABB Fiber-Optic Current Sensors (FOCS) for the measurement of high DC currents such as in aluminum and magnesium smelters, dc arc furnaces or other.

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Industry Information
Dec 19, 2025

focs data sheet

The new ABB FOCS Fiber-Optic Current Sensor is a family of high accuracy sensors for industrial high current measurement applications based on the magneto-optic effect. ABB FOCS is available for uni-

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Industry Information
Apr 13, 2026

ABB Library

This state-of-theart fiber-optic current sensor offers outstanding precision and is smaller, lighter and much less complex than traditional transducers and it is about to change the future of high dc current

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Industry Information
May 20, 2026

Fiber-Optic Current and Voltage Sensors for High-Voltage Substations

ABSTRACT We report on ABB''s fiber-optic current and voltage transducers and their applications in high-voltage substations. We consider bulk-optics and all-fiber current sensors and voltage sensors

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Industry Information
Aug 08, 2025

Microsoft Word

A fiber-optic current sensor for the measurement of dc currents up to 500 kA in the electro-chemical industry has been developed. The sensor has accuracy within 0.1% over a wide range of currents (at

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Industry Information
Mar 01, 2026

1228 ENG ABB 1-05

ABB''s target markets for fiber-optic current sensors include metering, and control and protection in high voltage substations. Because of its drastically reduced size and weight, the sensor can be easily

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Industry Information
Jan 20, 2026

12 ABB review 114

For many decades, current measurement in high-voltage equipment has relied on bulky transformers that could weigh up to several tons. These will now be replaced by ABB''s fiber-optic current sensor,

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