RFBug Slimline RH/T Radio Transmitter

RFBug RHT wireless data logger

Part of the Hanwell Pro 400 (Bug) Series, the RFBug is a slimline RHT wireless data logger with no display. This reliable transmitter is used with our renowned Hanwell Pro temperature humidity monitoring system for 24/7 data and instant alarm notifications. Contact us today for your free quotation and signal strength test (we can prove ours to be unrivaled) or to discuss your specific temperature monitoring requirements and application.



  • Radio system is fully approved and exceeds all specifications enforced by relevant national authorities
  • System complies with the European R&TTE Directive, which covers EMC and radio specifications
  • A ‘battery low’ indication is displayed via PC software, warning of the requirement for battery change prior to power loss
  • Software flags alert in the event of total transmission failure


Click on the datasheet link above for product specifications or contact us to discuss your specific application.


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

Contact us today to discuss your specific application, we would be happy to assist you with further information about our RHT wireless data logger and monitoring solutions.

Manufactured by Hanwell | Ellab

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

Y125 – Wall mounting bracket
88706 – AA Lithium battery