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Portable overhead line measuring devices

Measure worldwide the contact wire height, contact wire position, etc. at the push of a button. Steinmeyer laser instruments are suitable for all gauges and tracks. Stay independent of the weather (protection class IP54) and without having to shut down tracks.

FM5-BT | Kamera Bluetooth

Measuring contact wires by laser beam, camera targeting, measuring bar scale or via software. Take photos of contact wires with the screenshot function and transfer digital data at the touch of a button.

go to FM5-BT specifications

FM4-LO | Laser Optik

Measure contact wires by laser beam, target optics and measuring bar scale. Save time for measuring work and minimize costs due to the simple and self-explanatory handling and the robust design.

go to FM4-LO specifications

Our renowned customers

As a German manufacturer, we have been simplifying contact wire measurements in railway technology for more than 50 years. With more than 1,400 devices in use, we guarantee the highest possible safety worldwide.

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Up to 0,001 m
measurement accuracy

gives you reliable values thanks to near-track measurement, despite difficult environmental conditions.

More than1400
devices in use (Made in Germany)

ensure worldwide fast and precise measurements of the contact wire height and the contact wire position.

With more than 50
years of experience

in the railroad industry, we are the leading provider of contact wire measurement devices for overhead line equipment.

All-round for various infrastructures in local and long-distance traffic


Worldwide measuring - adjustable on all gauges & tracks:

  • Contact wire height
  • Contact wire stagger (zigzag)

as well as additionally:

  • Catenary wire hight
  • Catenary wire stagger
  • Brigde height
  • Tunnel height
  • Crossing power lines

with accessories:

  • track superelevation, angle
  • Distance of Mast
  • complete, digital measurement data


Your individual benefit


Project planning and construction of overhead contact line systems

Implement yourinstallation work and building projectseven faster, easier and cost minimized:

Fast measurement by robust, light and almost self-explanatory handling

simple targeting of lines with FM4-optics or FM5-4-fold point camera finder

minimize project costs with fast, cost-optimized and 100% reliable assembly equipment


Inspection and maintenance of existing contact wires

Minimize yourmaintenance costs, malfunctions and delays:

Avoid malfunctions and failures with quick, cost-minimized & precise inspections without service providers

make your work easier with flexible measurements in all weather conditions and without shut down tracks

minimize your documentation effort with integrated software including import and export function

Practical use for various infrastructures

Simplify your distance measurements for contact wire height, contact wire position, distance of mast, track super elevation and even tunnel heights for rail and tram. Request Steinmeyer catenary wire measuring devices for your overhead line equipment now without obligation: