Compare VisiblAir CO2 Monitors, Prices, and Availability

Choose a current model by how you will power it, connect it, and use its data. Prices below are in CAD; available models can be purchased from their product page, and multi-unit deployments can be quoted.

Engineered, assembled and tested in Québec, Canada.Shipped from Canada to customers in Canada, the United States, and worldwide.

Current prices and next steps

Available: Model C — $209, Model D — $199, Model E-Lite — from $285, Model O (2026) — $289, and Model X2 — $249.

Not available: Model F is end of life while its replacement is redesigned. For one unit, open an available model above to configure and buy. For schools, offices, or multiple units, request a quote.

International ordering information

All available models ship internationally, including to the United States. Prices and checkout totals are in Canadian dollars (CAD), and shipping is calculated at checkout. USB-C charger options are available for USA / Canada, Europe, the United Kingdom, and Australia / New Zealand where applicable. For U.S. orders, duties and import taxes are excluded and are the buyer's responsibility.

Planning a school, office, or multi-unit deployment? Request a quote. See our 12-month warranty and return terms.

Best for Portable CO2 Checks

Choose Model D for currently available battery-powered CO2 spot checks and local CSV logging. Model F is end of life and being redesigned.

View Model D — $199 CAD

Best for Battery Logging

Choose Model D for classrooms, inspections, and local data logging without Wi-Fi.

View Model D

Best for Connected Indoor Monitoring

Choose Model E-Lite for a Wi-Fi air quality monitor with CO2, PM, and VOC tracking.

View Model E-Lite

Best for PoE and Multi-Sensor Setups

Choose Model O for CO2, PM, VOC, NOx, pressure, Ethernet, and optional PoE deployments.

View Model O

For Offices and Commercial Buildings

Use Model E-Lite where Wi-Fi and cloud history are enough, or Model O where Ethernet, optional PoE, and broader sensing are better for fixed deployments.

Office deployment guide

For Classrooms and Schools

Use Model D for battery-powered CO2 logging, Model E-Lite for connected classroom dashboards, or Model O for multi-sensor rooms with wired network access.

School deployment guide

For PoE Air Quality Monitoring

Choose Model O when a fixed sensor should run from USB-C or Ethernet infrastructure and report CO2, PM, VOC, NOx, temperature, humidity, and pressure.

Model X3

Model X3 measures PM with a Tera NextPM sensor, plus temperature, humidity, and barometric pressure. It offers the same Wi-Fi or LTE and power-supply choices as Model X2. Reserve yours from $375 CAD before the $460 CAD regular base price. Shipping is estimated to start in late October 2026.

Reserve your X3
Specification
Model F
End of life
Model C
Model D
Model X2
Model X3
Preorder
Model E-Lite
Model O v1
Model O
2026
CO₂ Sensor ✓ ✓ ✓ ✓
(option)		 — ✓ ✓ ✓
PM Sensor — — — ✓ ✓ ✓ ✓ ✓
VOC Sensor — — — ✓ — ✓ ✓ ✓
NOx Sensor — — — ✓ — — — ✓
Temperature ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓
Humidity ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓
Pressure — — — ✓ ✓ ✓ ✓ ✓
Connectivity USB Wi-Fi (2.4GHz) USB Wi-Fi (2.4GHz)
LTE (option)		 Wi-Fi (2.4GHz)
LTE (option)		 Wi-Fi (2.4GHz) Wi-Fi (2.4GHz)
Ethernet		 Wi-Fi (2.4GHz)
Ethernet
Power Rechargeable battery (USB-C) Rechargeable battery (USB-C) Rechargeable battery (USB-C) USB-C USB-C Rechargeable battery (USB-C) USB-C or PoE USB-C or PoE
Use Case Portable, Indoor Portable, Indoor Portable, Indoor Outdoor Outdoor Indoor Indoor Indoor
Warranty 1 year 1 year 1 year 1 year 1 year 1 year 1 year 1 year
More Details More Details More Details More Details More Details More Details More Details More Details

How to Choose the Right Model

  • Battery-powered CO2 spot checks and local CSV logging: Model D. Model F is end of life and its replacement is being redesigned.
  • Connected indoor air quality monitor for homes, offices, and classrooms: Model E-Lite
  • PoE or Ethernet-ready multi-sensor monitor: Model O
  • Outdoor particulate and weather-exposed monitoring: Model X2
  • Need help with calibration or VOC interpretation? See the CO2 calibration guide and VOC guide.