Empty car park with clearly visible ceiling lighting that evenly illuminates the entire area
SENSOTEC in use

Intelligent lighting solutions for underground and multi-storey car parks

Sensors from the NET product range, when integrated into linear luminaires, provide an intelligent, modern lighting solution for underground car parks and multi-storey car parks. For operators, this brings benefits such as energy efficiency, simple planning and commissioning via web and mobile apps, as well as the potential to reduce operating costs. Visitors to multi-storey car parks benefit from high-quality lighting.

Until now, lighting in underground car parks and multi-storey car parks has been costly for operators because it has to be provided 24/7. The use of innovative and smart lighting systems offers an improvement over conventional continuous lighting solutions.


When the system detects pedestrians or cars, the relevant lighting zone is illuminated. Once no further movement is detected, the lighting switches to a dimmed ‘comfort’ setting or switches off completely, depending on how it is programmed. This ensures there is always sufficient light exactly where it is needed, which reduces costs and enhances both the quality of light and lighting comfort in the underground car park or multi-storey car park.

Two pictures, both of which provide a view of a car park from a different angle, clearly showing the linear fluorescent light fitting on the car park ceiling.
Andrea Lachner, Business Development & SENSOTEC at STEINEL Solutions AG

"Thanks to the intelligence of the SENSOTEC NET sensors, the lighting is only active when it is actually needed. This has a direct impact on costs and thus generates added value for the car park operator."

Rendering of SENSOTEC sensor HF2 on the left and extension NET on the right.

SENSOTEC sensors and technologies in use

The SENSOTEC sensors are optimised for installation in luminaires. They provide a quick and easy way to design and commission an intelligent lighting system.

The SENSOTEC HF2 NET sensor and the NET extension, which is intended for a luminaire without sensors and is used to expand the Bluetooth mesh network, are in use.


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High frequency (HF)

STEINEL high-frequency sensor system detects movement instantly and without any loss of "sensitivity" as a result of ambient temperature or the direction of movement of the object being detected. The lighting is switched on depending on the movement detected and the brightness measured. Areas where no presence is detected are illuminated with a basic light of 10-50 per cent.

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Wireless Connection via Bluetooth Mesh SIG

Intelligent, radio-controlled control of lights provides the framework for fully utilising the potential of LED lighting. The lights exchange information on motion detection and brightness measurement with each other, thereby ensuring efficient, needs-based lighting. STEINEL Solutions is a Bluetooth Mesh SIG Adopter Member.

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Silvair web and mobile app

Quick installation and commissioning: The wireless networking of the luminaires reduces the installation effort and makes planning easier and more flexible. The appropriate settings (e.g. dimming level) and group networking can be prepared in the Silvair web app and later in the mobile app.

Portrait of Andrea Lachner, round.
We would be happy to advise you on our SENSOTEC sensors.

Andrea Lachner
Business Development
SENSOTEC contact