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Data loggers & CO₂ meters for every application

For years, the specialist in temperature, humidity, and air quality monitoring in the Benelux — with our own calibration lab and personal technical advice.


Personal technical advice
Our specialists help you choose the right sensor or data logger for your specific application — from pharma to food safety
Fast delivery throughout Europe
Product in stock? Delivered within 2 working days
In-house calibration lab 
Each device can be calibrated in our own lab, or via our ISO/IEC 17025 accredited partner lab if you need a formally recognised certificate.

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[5212] Efento NB-IoT Wireless Temperature and Humidity Logger - Internal Sensor efento-sensor-temp-hum.webp

Efento NB-IoT Wireless Temperature and Humidity Logger - Internal Sensor

The Efento NB-IoT wireless temperature and humidity logger provides reliable, long-term monitoring with high accuracy, wireless NB-IoT and Bluetooth connectivity, configurable alarm thresholds, cloud integration, and up to 5 years of maintenance-free battery life.
140.20 € (Tax included)

115.70 € 115.70 € without taxes

[1306] LOG 220E Data Logger USB PDF Data Logger 1480101591.webp

LOG 220E Data Logger USB PDF Data Logger

LOG220E PDF-datalogger met display voor temperatuur en luchtvochtigheid, geheugen voor 60.000 metingen, USB-rapportage en optioneel uit te breiden met externe sensoren (CO2, luchtdruk of Pt100-temperatuur).
158.51 € (Tax included)

131.00 € 131.00 € without taxes

[5218] Efento NB-IoT Wireless Pressure, Temperature and Humidity Logger efento-nb-iot-sensor-back-tapes.webp

Efento NB-IoT Wireless Pressure, Temperature and Humidity Logger

NB-IoT wireless logger that accurately measures temperature (-15 to +70°C), humidity (0–99% RH) and atmospheric pressure (300–1100 hPa), sends data via the mobile NB-IoT network to any cloud, operates up to 5 years on battery power, and is easily configurable via Bluetooth.
162.10 € (Tax included)

133.80 € 133.80 € without taxes

[3165] EL-IOT-SP-TH+ High-Accuracy Wi-Fi Temperature and Humidity Logger EL-IOT-TH_Right-Facing-No-LED.webp

EL-IOT-SP-TH+ High-Accuracy Wi-Fi Temperature and Humidity Logger

High-accuracy Wi-Fi data logger for temperature and humidity with automatic Cloud upload, email/SMS alerts, and a replaceable probe for easy calibration.
163.06 € (Tax included)

134.55 € 134.55 € without taxes

[3023] EL-WIFI-TH Data Logger Temperature and Humidity 1967572509.webp

EL-WIFI-TH Data Logger Temperature and Humidity

EL-WIFI-TH wireless temperature and humidity data logger with internal sensor
171.11 € (Tax included)

141.35 € 141.35 € without taxes

[5217] Efento NB-IoT Temperature and Humidity Logger - External Sensor

Efento NB-IoT Temperature and Humidity Logger - External Sensor

Wireless NB-IoT temperature and humidity data loggers. Measuring range from -40 to +125°C and 0 to 99% RH with SIM card. Comes with a free app, replaceable battery, and external sensor.
171.94 € (Tax included)

142.10 € 142.10 € without taxes

[5254] Efento NB-IoT Temperature and Humidity Logger - 3 sensors (Internal RHT + External T) efento-nb-iot-logger-with-temperature-probe-temp-temp-hum-1024x731.webp

Efento NB-IoT Temperature and Humidity Logger - 3 sensors (Internal RHT + External T)

NB-IoT logger with an internal temperature and humidity sensor and an external waterproof temperature sensor -55 to +125°C and 0 to 99% RH works with SIM card.
175.10 € (Tax included)

144.54 € 144.54 € without taxes

[8160] LogTag LT5GEO Multi-Use 4G/5G Data Logger with GPS for External Sensor

LogTag LT5GEO Multi-Use 4G/5G Data Logger with GPS for External Sensor

De LogTag LT5GEO-E-M is een herbruikbare 4G/5G datalogger die tijdens transport realtime de locatie (GPS), temperatuur (via externe voeler), luchtvochtigheid, schokken en lichtblootstelling registreert en automatisch uploadt naar de cloud, inclusief directe alarmmeldingen via sms, e-mail of WhatsApp.
175.39 € (Tax included)

144.90 € 144.90 € without taxes

[8103] LogTag LT5GEO – Multi-Use GPS & Temperature Logger for Transport with Cloud Connection 2106295842.webp

LogTag LT5GEO – Multi-Use GPS & Temperature Logger for Transport with Cloud Connection

The LogTag® LT5GEO is a reusable cellular data logger that monitors temperature, humidity, light, shock, and location in real time during transport, automatically uploads data to the cloud, and sends instant alerts—ideal for air shipment of valuable or temperature-sensitive goods.
175.39 € (Tax included)

144.90 € 144.90 € without taxes

[1305] AirControl 5000 – CO₂ Meter with Data Logger and SD Card

AirControl 5000 – CO₂ Meter with Data Logger and SD Card

The AirControl 5000 measures CO₂, temperature, and humidity, and displays air quality clearly using a traffic light indicator. Ideal for use in schools, offices, and other spaces where people are present for extended periods.
176.66 € (Tax included)

146.00 € 146.00 € without taxes

[3033] EL-GFX-2 Graphic Display RH/T Data Logger 472757207.webp

EL-GFX-2 Graphic Display RH/T Data Logger

The EL-GFX-2 is a robust RH/T data logger with a graphic display, audible alarm, and IP67 protection, accurately recording temperature and humidity while displaying real-time data. Ideal for reliable environmental monitoring in laboratories, production areas, or storage facilities.
183.07 € (Tax included)

151.30 € 151.30 € without taxes

[4500] Renson Sense – CO₂ and Air Quality Meter with App 1962078738.webp

Renson Sense – CO₂ and Air Quality Meter with App

The Renson Sense measures indoor CO₂ levels, as well as temperature, humidity, sound, light, and odours/VOCs. Through the free smartphone app, you can monitor air quality in real time and receive objective, visual feedback via a traffic light system.
184.32 € (Tax included)

152.33 € 152.33 € without taxes

[5290] Efento NB-IoT Sensor for Indoor Air Quality, Temperature and Humidity efento-nb-iot-sensor-back-tapes-1.webp

Efento NB-IoT Sensor for Indoor Air Quality, Temperature and Humidity

Efento NB-IoT Indoor Air Quality Logger – wireless monitoring of air quality, temperature, pressure, and humidity, with 40,000 measurements memory and up to 5 years battery life.
187.03 € (Tax included)

154.40 € 154.40 € without taxes

[2125] Touch SE CO₂ Meter – with Color Touchscreen and WiFi 1w.webp

Touch SE CO₂ Meter – with Color Touchscreen and WiFi

Advanced CO₂ monitor with WiFi, color display, and datalogging for air quality measurement using the precise NDIR Senseair S8 sensor.
192.39 € (Tax included)

159.00 € 159.00 € without taxes

[2122] Touch CO₂ Meter – with Color Touchscreen and WiFi 1947039801.webp

Touch CO₂ Meter – with Color Touchscreen and WiFi

Advanced CO₂ monitor with WiFi, color display, and datalogging for air quality measurement using the precise NDIR Senseair S8 sensor.
192.39 € (Tax included)

159.00 € 159.00 € without taxes

[2129] AM103 CO₂ Sensor via LoRaWAN – Wireless & Battery-Powered

AM103 CO₂ Sensor via LoRaWAN – Wireless & Battery-Powered

The AM103 CO₂ sensor is a wireless, battery-powered solution that uses LoRaWAN to measure CO₂, temperature, and humidity in real time – ideal for locations without power or WiFi.
Thanks to the clear display with emoticons and a traffic light LED, air quality is instantly visible.
215.51 € (Tax included)

178.00 € 178.00 € without taxes

[3024] EL-WiFi-TH+ High-Accuracy Data Logger 1965428904.webp

EL-WiFi-TH+ High-Accuracy Data Logger

EL-WIFI-TH+ wireless temperature and humidity data logger with internal sensor - high accuracy for critical climate monitoring
217.86 € (Tax included)

180.05 € 180.05 € without taxes

[8004] SenseAnywhere AiroSensor T/RH — Temperature, Humidity and Motion Data Logger 20-20-25

SenseAnywhere AiroSensor T/RH — Temperature, Humidity and Motion Data Logger 20-20-25

De SenseAnywhere AiroSensor T/rH is een compacte, draadloze datalogger voor temperatuur, vochtigheid en beweging met tot 10 jaar batterijduur, die via real-time cloudmonitoring en directe alarmering toelaat om afwijkingen onmiddellijk te detecteren. Beschikbaar in twee modellen: de 20-20-24 (bereik tot 100m, IP62) en de 20-20-25 met antenne (bereik tot 600m, IP62), beide met 24 maanden garantie.
223.85 € (Tax included)

185.00 € 185.00 € without taxes

[5242] Efento Bluetooth CO2, Temperature, Humidity Data Logger - Internal Sensor 2068658574 (1).webp

Efento Bluetooth CO2, Temperature, Humidity Data Logger - Internal Sensor

Wireless CO2, temperature, and humidity data loggers. Measuring range from -15 to +70°C with Bluetooth Low Energy. Comes with a free app and replaceable 3.6 V AA battery.
224.27 € (Tax included)

185.30 € 185.30 € without taxes

[3143] EL-IoT-CO2 WiFi Data Logger for CO₂, Temperature and Humidity EL-IOT-CO2 Front Right.webp

EL-IoT-CO2 WiFi Data Logger for CO₂, Temperature and Humidity

The EL-IOT-CO2 is a smart WiFi data logger that continuously monitors indoor air quality.
It measures carbon dioxide (CO₂), temperature, and relative humidity, and automatically sends the data to the EasyLog Cloud.
Thanks to alarm notifications via email and SMS, a built-in sounder, and a red LED light, you are always alerted when thresholds are exceeded.
236.33 € (Tax included)

195.10 € 195.10 € without taxes