RL4116 RH/T & Thermistor Radio Transmitter

RL4116 RH/T & Thermistor Radio Transmitter

Product code: RL4116-434.075

Part of the Hanwell Pro RL4000 RHT series, The RL4116 RH/T radio transmitter with C-Sense temperature and RH probes.

Instrument measuring range: -40°C to +60°C | Humidity measuring range: 0-100%RH non-condensing with external probes

Probes are available separately – see below for compatible probes


RL4116 Datasheet

Temperature and Humidity Transmitter

Part of the Hanwell Pro RL4000 RHT series, the RL4116 unit combines a C-Sense external temperature probe, EE07-02 relative humidity probe and integral PT1000 temperature sensor. This reliable transmitter is used with our renowned Hanwell Pro wireless system for 24/7 monitoring and alarm notifications. 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 33,333 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 UKCA and CE Marking

Typical Applications

• Dry storage
• Ambient room conditions
• Fridge and freezer (using remote probe)


For Instrument specification, please click on the Hanwell Pro RL4116 transmitter datasheet.


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

Compatible products

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

Manufactured by Hanwell | Ellab