ML4106 Wireless Temperature and Humidity Transmitter

Wireless Temperature and Humidity Data Logger

Part of the Hanwell Pro ML4000RHT Series, the ML4106 is a temperature and humidity logger with onboard sensors, monitoring between -20°C to +60°C and 100% RH. This reliable transmitter is used with our renowned Hanwell Pro wireless system for 24/7 monitoring and alarm notifications.

If you’re looking for the data logger variant of this product, please click here. Alternatively, contact us today for your free quotation and signal strength test (we can prove ours to be unrivalled) or to discuss your specific temperature monitoring requirements and application.


✓ Combined temperature & humidity measurement
✓ LCD display with 50,000 data readings per channel & up to 2 years battery life
✓ Superior performance hardware & high accuracy sensors
✓ Easily accessible battery & USB socket
✓ Low power radio for long distance transmission (3km over open ground)
✓ Complies with RoHS, EU & WEEE directives
✓ Carries CE Marking

Typical Applications

• Dry storage
• Ambient room conditions
Museum artefacts
• Display cabinets


For Instrument specification, please click on the Hanwell Pro ML4106 wireless temperature and humidity logger datasheet.


This product is to be used in conjunction with the Hanwell EMS software for comprehensive centralised monitoring.

Software Required:
W900 – Standard Hanwell EMS Software Package
W906 – Validated Hanwell EMS Software Package
*See EMS datasheet for further options

Hardware Required:
SR2 – Smart Receiver
CR2 – Controller
REP – Repeater

Y119 – Wall mounting bracket
88706 – AA Lithium battery

Contact us to find out more about our temperature and humidity sensors and loggers, click here for a full range.

Manufactured by Hanwell | Ellab

Relevant articles

  • Humidity control – click here for information about our humidifiers and dehumidifiers that can be used in conjunction with these units.
  • The Mary Rose Museum uses these products to monitor artefacts within the museum – read more
  • The Bushey museum uses the ML4106 radio transmitter to monitor their artefacts – read more