If 8 zones are insufficient, the KL04RF can be used to extend the KL08RF to control up to 12 zones. Requires its own 230V power supply.

Use the KL04RF only together with the KL08RF wireless wiring centre. This extension does not work as a standalone 4-zone wiring centre.

Power supply type – 230V

Suitable for underfloor heating – Yes

Frequency – 2.4 GHz

Output voltage – 230V

Cooling mode function – Yes

Zigbee Technology – Yes

Size (mm) – 163 x 85 x 65

actuators – 3 per zone

Number of room thermostats – 4

Number of Actuators – 12

Warranty – 5 years