Advanced technical solutions for the security of the future
Hans Buch A/S is committed to delivering the security solutions of the future with the technology of tomorrow as an approved supplier to the Danish defense. See a selection of our technical capabilities in this knowledge article.

As an approved supplier to the Danish defense, with Hans Buch you are ensured technical advice and modern solutions that contribute to maintaining and enhancing security for critical and essential functions.
Unique adaptations with easy integration under difficult conditions
Our technical solutions comply with strict standards with the possibility of unique adaptations for the security and defense industry. We know that the defense industry operates under difficult conditions that call for robust, durable, and reliable equipment and components.
We also recognize the need for continuous adjustments, upgrades, and interaction with the wide range of the industry’s other specialized suppliers. Therefore, at Hans Buch, you can always get technical advice for concept development, where our technical solutions are designed to be integrable and can easily be adapted to an existing and complex ecosystem of interoperable security solutions.
Handheld gas detection ensures your personnel in risk areas
With a personal gas detector from Crowcon, your crew is ensured a reliable partner in risk areas where leaks of harmful and potentially life-threatening gases may occur. The gas detector provides prompt alerts to the person carrying the device, ensuring timely action to protect themselves and their team or leave the affected area.
Hans Buch A/S has delivered a customized solution to the defense with handheld gas detectors, as well as a service agreement that ensures the equipment is used, maintained, updated, and calibrated correctly according to safety regulations.

Reliable and resilient LED lighting
The work environment can be tough, and it calls for robust solutions that withstand impacts, vibrations, and harsh weather conditions. Hans Buch’s LED program primarily offers T5 and T8 LED tubes, which can function as a direct upgrade from fluorescent tubes.
The benefits of Hans Buch’s LED are tangible:
- Significant energy savings leading to reduced fuel consumption, benefiting the economy and the climate with reduced CO2 emissions.
- Withstands impacts and vibrations from, for example, an engine room, and is protected against dust and liquid.
- Longer lifespan, often exceeding the lifespan of a ship.
- Proven success in the railway industry and from some of the world’s largest shipping companies.


Weather stations and obstruction lights create safe passage at sea, on land, and in the air
Reliable data and clear signals are crucial when finding a safe route in a potentially difficult-to-navigate environment. Weather stations and obstruction lights are part of Hans Buch’s range, contributing essential solutions for safe passage from A to B.
Gill Instruments warns of weather changes in real-time
A weather station can be crucial for navigating safely around imminent extreme weather events. Therefore, Hans Buch markets a range of weather stations that can be scaled and adapted to both transport units and stationary locations.
Read also: “Better seafaring with a weather station on board“
Obelux ensures clear positioning of critical obstacles
Obstruction lights for tall installations both on land and at sea provide clear signals to vessels both at sea and in the air about potentially dangerous obstacles during transport. Whether it’s wind turbines, chimneys, or other tall buildings, Obelux creates a reliable and safe solution that complies with all regulations for correct obstruction lighting.
A safety package from Hans Buch for personal safety
At Hans Buch, you will also find a safety package that we have assembled with a focus on personal safety in potentially dangerous areas where heavy equipment and transport pass close to personnel. The package ensures a broader range of critical needs for a wider range of industries.
The safety package includes, for example:
- Horn with manometer: Be heard and detected in time with 115 dB alerting.
- Short-circuit straps: Reliable electrical safety.
- LED flashlight with three colors for versatile signaling.
- Reflective armbands: Increased visibility.
- Guard armbands and headlamp: Hands-free signaling and lighting.
- Magnetic fences for tracks: Safe work on railway tracks.
