HUUM Power Extension Box


The main module can control up to 9kW heaters, for heaters over 9kW the extension box is needed.


  • For use with UKU controls
  • For heaters over 9kW
  • 240 Volts
  • Amps - See Heater manual - varies depending on heater kW

Dimension & Weight:

  • 7"W (178mm) x 4"D (101mm) x 10"H (254mm)
  • 3.25 lbs

Package Contents:

  • Extension box
  • Installation and operation manual
  • 5-Year limited warranty

HUUM Power Extension Box Manual