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Elvaco Sense 300W: temperature, humidity and CO2 over wireless M-Bus

Posted by Elkoral on 5th Nov 2026

The Elvaco Sense 300W is an indoor wM-Bus sensor that measures temperature, humidity and CO2.

Key facts (from the product description)

  • Wireless M-Bus communication.
  • Battery life up to 10 years with a 15-minute transmission interval.
  • Powered by two 3.6 V AA lithium batteries.
  • Configured with a smartphone, for example transmission interval and encryption mode.

Where it fits: monitoring indoor climate in offices, schools and apartments, and feeding data to the same system that reads your wM-Bus heat and water meters.

Other models in the Sense family: Elvaco offers temperature and humidity sensors for indoor and outdoor use with M-Bus, wireless M-Bus or LoRaWAN communication, with or without a display (for example Sense 100W and Sense 200W).

Product: Elvaco Sense 300W


Eesti keeles

Elvaco Sense 300W on siseruumi wM-Bus andur, mis mõõdab temperatuuri, niiskust ja CO2 taset.

Põhiandmed (tootekirjeldusest)

  • Traadita M-Bus side.
  • Patarei eluiga kuni 10 aastat 15-minutilise edastusintervalliga.
  • Toide: kaks 3,6 V AA liitiumpatareid.
  • Seadistatav nutitelefoniga (nt edastusintervall, krüpteerimisrežiim).

Kus sobib: siseõhu seire kontorites, koolides ja korterites ning andmete edastamine samasse süsteemi, mis loeb wM-Bus soojus- ja veearvesteid.


Need help choosing? You select the products and put them in the shopping cart yourself; the data sheets, product pages and our guides help you choose. If you want an engineer to help with product selection, that is a paid service: email support@elkoral.ee describing your project and we will send you a quotation. Standard product enquiries (item number, price, availability) are free of charge.

Abi valikul? Tooted valib ja ostukorvi paneb klient ise; valikut aitavad teha andmelehed, tootelehed ja meie juhendid. Kui soovid inseneri abi toodete valimisel, on see tasuline teenus: kirjuta support@elkoral.ee, kirjelda projekti, ja saadame hinnapakkumise. Standardse tootepäringu (tootenumber, hind, saadavus) kohta saab ikka tasuta küsida.