Model O 2026

Model O PoE Air Quality Sensor

Multi-sensor indoor air quality monitor with CO2, PM, VOC, NOx, Ethernet, and optional PoE for connected deployments.

Experience Comprehensive Air Quality Monitoring with VisiblAir Model O (2026 Edition)

Elevate your indoor environment with the VisiblAir Model O—the ultimate air quality monitoring solution designed for homes, offices, and schools. This advanced multi-sensor monitor provides precise measurements of CO₂, particulate matter (PM), volatile organic compounds (VOC), nitrogen oxides (NOX), temperature, and humidity, ensuring a complete picture of your air quality.

Featuring robust connectivity options including 2.4GHz Wi-Fi and wired Ethernet, the Model O seamlessly integrates into any smart home or office setup. Sync your data effortlessly to our cloud portal for remote monitoring and historical analysis, empowering you to make data-driven decisions for a healthier space.

Free Cloud Access for Up to 10 Devices. Manage and monitor up to 10 sensors under a single account at no cost! Perfect for multi-room setups in homes, offices, or educational institutions.

Note: Cloud portal access for additional sensors beyond 10 are available for a nominal fee of $5 CAD per month or $50 CAD per year plus applicable taxes per sensor.

$265.00 CAD

Pre-order price. Standard price: $289.00 CAD

Expected shipping: Mid-May 2026. Full production: End of May 2026.

Specifications

  • Dimensions: 138mm x 139mm x 33mm
  • Construction: White and black PETG with wood insert
  • CO₂ Sensor: Sensirion SCD-30
  • CO₂ Range: 0 to 10,000 ppm
  • CO₂ Accuracy: ±30 ppm + 3% MV (at 25 °C, 400 to 10,000 ppm)
  • Particulate Matter Sensor: Sensirion SEN-55
  • PM Ranges: PM1.0, PM2.5, PM4.0, PM10 (PM4.0 and PM10 interpolated)
  • PM Accuracy: ±10 µg/m³ (0-100 µg/m³), ±10% (100-1000 µg/m³)
  • VOC Sensor: Sensirion SEN-55
  • VOC Range: VOC index 0 to 500
  • VOC Accuracy: ±5 VOC Index points
  • NOX Sensor: Sensirion SEN-55
  • NOX Range: NOX index 0 to 500
  • NOX Accuracy: ±5 NOX Index points
  • Connectivity: 2.4GHz Wi-Fi or Wired Ethernet
  • Power: USB-C or PoE
  • Temperature Range: -40 °C to 70 °C
  • Temperature Accuracy: ±(0.4 °C + 0.023 x (T [°C] - 25 °C))
  • Humidity Range: 0% to 100% RH
  • Humidity Accuracy: ±3% RH
  • Operating Temperature: 0 °C to 60 °C

Compare with Other Models

See when Model O is the best fit versus portable, battery-powered, and outdoor VisiblAir monitors.

Compare Models

VOC / TVOC Guidance

Review how VOC index readings should be interpreted indoors and when ventilation should be improved.

Read the VOC Guide

CO2 Calibration Help

Review the recommended calibration check interval and outdoor reference range for CO2 sensors.

See Calibration Steps