Skip to content
Quick view
Pen and ruler Product Info
Fast delivery Shipping
Document Warranty

HUUM Heater Extension Box

For use with UKU Controls, the HUUM Extension Box is required for all HUUM sauna heaters over 9kW.

  • For use with UKU controls
  • Required for all HUUM heaters over 9kW
  • Light Grey
  • Wall-mounted design
  • Designed, engineered, and made in Estonia
  • Dimensions: 7" W (178mm) x 4" D (101mm) x 10" D (254mm)
  • Voltage: 240
  • Circuit Breaker Amperage: 2 x 63
  • SGS Listed
  • Limited 5-year warranty (excluding elements)