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SBN41 Sensor for Respiratory Gas Exchange Monitoring (O₂ and CO₂) — Coming Soon!
The Sensirion SBN41 sensor enables metabolic monitoring in consumer devices by continuously measuring breath by breath O₂ and CO₂ concentrations
The Sensirion SBN41 sensor is designed for seamless integration into wearables and consumer devices. It enables medical-grade metabolic monitoring in consumer devices by continuously measuring breath by breath O₂ and CO₂ concentrations. Real-time respiratory gas exchange data enables users to track fitness, nutrition, and metabolic health with lab-grade accuracy. Advanced breath analysis is made accessible, empowering personalized wellness, and better health decisions.
Features
- Compact size: 21 mm x 21 mm x 16 mm
- Two interface options
- Multi-parameter: CO₂, O₂, pressure, temperature, humidity, live RER signal
- Humidity compensation ensures robust and reliable signal quality even under rapidly changing conditions
- Fast response: Resolving CO₂ and O₂ curves in every breath
- Medical-grade accuracy for dynamic breath measurements in consumer devices
- Metabolic insights for everyone: Precise, yet small and cost-effective breath sensor for the consumer market
Applications
- Nutrition and metabolism: Personalized fuel use (fat vs. carbs), diet optimization, metabolic rate tracking
- Fitness and performance: VO₂ max, training zones, fatigue resistance, recovery monitoring, endurance, altitude acclimatization
- Health and longevity: Metabolic flexibility, early disease detection, longevity biomarkers, and healthy aging
- Beyond wearables: Stress and anxiety, respiratory disease monitoring, first responder safety
Published: 2026-05-05
