Aranet4 CO2 Monitor

Aranet4 CO2 Monitor

For offices and educational facilities, Aranet4 is the best portable CO2 monitor. Additionally, it will let you know whether there is a higher-than-normal chance of getting COVID-19. It is simple to install and comes with free software that can display reports and offers a centralised alarm.

Aranet4 CO2 Monitor is the ideal detector for offices and educational institutions to assure safety. It is a portable CO2 Monitor that alerts you if the ventilation in the room is adequate or not. It will also notify you if there is a higher-than-average risk of contracting COVID-19.

It will alert you when any action is required, such as opening windows, turning up the ventilation, or leaving the room. It will inform you via visual colour indications and a sound alarm.

Aranet 4 monitor can be installed in each room and wirelessly connected to an Aranet PRO base station. It is easy to set up and includes free software that can show graphs, and reports, and get a centralised alarm. Furthermore, it can be globally connected to a central Aranet Cloud remote monitoring platform.


  • Completely portable and lightweight device
  • Up to 4 years of operation on just two AA batteries
  • Sound alerts on a programmable CO2 threshold breach
  • CO2 monitoring options available on demand
  • Free complimentary mobile application for analysis and device configuration
  • Networked solution – up to 100 Aranet4 devices in a single long-range wireless network via the Aranet PRO base station
  • Possibilities of integration with current neighbourhood surveillance or building management systems (BMS)
  • Secure anti-theft wall-mount complementary accessory
  • Sending of an alert warning through email and SMS upon violation of a programmable environmental parameter threshold
  • Ideal for local area surveillance of entire buildings, small schools, or even entire areas



Dimensions 70 x 70 x 24 mm
Weight 104 grams (3.7 oz)
Material Polycarbonate
Power 2 AA Batteries
Operating temperature range 0 °C to 50 °C
CO2 Monitor range 0 – 9999 ppm

± 30 ppm

± 3 % of reading

Supported ISM bands EU868, NA915
Data protection XXTEA encryption
Transmitter power

4 dBm or -12 dBm

Data transmission interval

1, 2, 5 or 10 minutes

For detailed specifications, click here.

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