Bolted Joints
intelligently monitored.

Innovative sensor technology for safety-critical bolted joints. Precise sensors. Digital analysis. For monitoring and predictive maintenance.

The Product Get in Touch

Why Altosens?

Conceived by Fraunhofer. Developed by us for industry.

Our sensor washer measures preload forces in real time and transmits them digitally. Easy to retrofit. No system modifications required.

Reliable

Precise measurement data in real time. Developed to the highest quality standards for critical infrastructure.

Simple

Seamless integration into existing systems. No complex installation. Ready to use immediately.

Innovative

Edge AI-based data processing. Fraunhofer technology for predictive maintenance.

Wind Energy Specialist

Perfect for Wind Turbines.

Our sensor washers continuously monitor critical bolted joints in wind turbines. With edge AI-based analysis, we detect anomalies before costly failures occur.

Early detection of loosening bolts

Reduction of unplanned downtime by up to 40%

Optimization of maintenance intervals

Increased system safety

Infrastructure Monitoring

Better Monitoring for Infrastructure and Structures.

Continuous structural monitoring of critical infrastructure. Our sensors detect changes in bolted joints and provide early warnings of structural problems.

Early detection of structural weak points

Extended lifespan of structures

Minimization of maintenance costs through predictive maintenance

Increased public safety

Agriculture & Logistics

Easier Maintenance for Agrotechnology and Plant Engineering.

Monitoring of load distribution and critical connections in agricultural machinery, silos and transport vehicles. Maximum efficiency with minimal downtime.

Real-time load distribution monitoring

Prevention of overload and damage

Optimization of maintenance cycles

Reduction of operational interruptions

The Product

altosens.disc

The Heart of Monitoring

The altosens.disc measures bolt preload and turns every bolt into a data source. Easy to retrofit without any design modifications.

Matches the dimensions of a standard DIN washer - available from size M20

Communication via CAN bus interface

Robust design and overload-proof

Extremely flat - fits into all existing constructions

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altosens.edge

The Gateway - The Communication Hub

Altosens.edge and altosens.edge-ai process and transmit sensor data automatically to the cloud.

altosens.edge: Gateway from CAN bus to Wi-Fi, Ethernet or LTE

altosens.edge-ai: Gateway from CAN bus to Wi-Fi, Ethernet or LTE with AI processor

Robust gateway for wireless data acquisition from up to 127 sensors

Local data processing and secure cloud connectivity

Edge computing for real-time analysis

4G/LTE and Ethernet connectivity

Encrypted data transmission

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altosens.stack

The Software and Management Tool for altosens.edge

The web-based platform consolidates all sensor data in one place. Real-time monitoring, trend analysis and automatic alerts provide full transparency. Clear, intuitive to use and seamlessly integrable into existing systems.

altosens.stack: altosens.stack runs containerized in a Docker environment on a Linux host system.

altosens.core: Our management tool within altosens.stack for the altosens.disc

Intuitive user interface

Automatic anomaly detection

Individually configurable dashboards

REST API for third-party integration

Data communication uses industrial streaming and messaging standards:

MQTT for efficient device communication

Data streaming via Apache Kafka for scalable processing and forwarding of sensor data

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altosens.cloud

Monitoring. Transparent. Cybersecure.

altosens.cloud extends the altosens system with a central, cross-site data platform. Sensor data captured by altosens.edge and processed by altosens.stack is available here long-term for analysis, visualization and remote monitoring.

The cloud enables:

secure access to system conditions - regardless of location.

a continuous overview of your infrastructure

early detection of trends

comparing and evaluating data

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Who We Are

Altosens GmbH - Sensor Technology made in Lower Saxony

Altosens is a Fraunhofer spin-off founded in 2022 in Osnabrueck, developing intelligent sensor washers that digitally monitor safety-critical bolted joints.
This enables predictive maintenance and increases the reliability of machines, systems and infrastructures.

Fraunhofer DNA

Developed at the Fraunhofer Institute LBF. Our technology is based on decades of research in sensor technology and measurement engineering.

Our Mission

Making critical infrastructure safer. Through intelligent sensors and AI, we enable predictive maintenance and prevent costly failures.

Engineering Expertise

Our team combines expertise from mechanical engineering, electrical engineering and computer science. Practitioners who understand industrial requirements.