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The HUUM CORE 11 electric sauna heater delivers powerful, even heating for larger sauna rooms while maintaining a refined, modern aesthetic. Finished in contemporary CORE Black matte metal, this compact floor-mounted heater integrates seamlessly into custom bench layouts and modern sauna interiors. Engineered in Estonia, it holds up to 66 lbs of sauna stones to produce smooth, abundant steam and balanced humidity when water is ladled over the rocks. Available in 240V (10.5 kW) and 208V (7.9 kW) configurations, the CORE 11 is designed for sauna rooms from 354–566 cubic feet (240V) or 265–424 cubic feet (208V). Compatible with HUUM UKU control systems (sold separately), including Wi-Fi models for mobile app control, the CORE 11 combines high-capacity performance, IPX4 splash resistance, and durable metal construction, backed by a 3-year limited residential warranty and 1-year limited commercial warranty (heating elements excluded).

  • High-Capacity Heating: 10.5 kW (240V) or 7.9 kW (208V) output designed for larger sauna rooms up to 566 cu ft (240V model).
  • 66 lb Stone Capacity: Large stone mass allows for abundant steam and balanced humidity when water is ladled over the rocks.
  • Modern European Design: Compact floor-mounted heater with CORE Black matte finish for seamless integration into contemporary sauna interiors.
  • Smart App Compatible: Designed for HUUM UKU Local, Wi-Fi, and Glass control systems with optional mobile app control (control unit required).
  • Single-Phase Operation: 240V or 208V Single-Phase configuration suitable for residential and light commercial installations.
  • Durable Construction: Metal casing with IPX4 splash resistance for reliable sauna performance.
  • Warranty Protection: 3-year limited residential warranty; 1-year limited commercial warranty (elements excluded).
  • MPN: Not specified by manufacturer
  • Compatibility: Residential and light commercial sauna rooms; compatible with HUUM UKU (Local, Wi-Fi, Glass) control systems (sold separately)
  • Part Type: Electric Sauna Heater (Floor-Mounted)
  • What’s Included: HUUM CORE 11 Electric Heater, adjustable leveling legs (4), installation and operation manual
  • Models: CORE 11 – 240V / CORE 11 – 208V
  • Wattage (by model): 10.5 kW (240V), 7.9 kW (208V)
  • Voltage: 240V or 208V (Single-Phase)
  • Amperage: 43.75A (240V model), 37.98A (208V model)
  • Circuit Breaker: 50A required
  • Wire Size: 8 AWG copper (heat-resistant cable required; crimped cable ends mandatory)
  • Room Size: 354–566 cu ft (240V model); 265–424 cu ft (208V model)
  • Stone Capacity: 66 lbs
  • Recommended Stone Size: 2–4 inches diameter (stones sold separately)
  • Dimensions (W × D × H): 15.16" × 15.16" × 32.7"
  • Weight: 41.9 lbs
  • Installation: Hardwired; must be installed by a licensed electrician; floor anchoring required
  • Control Requirement: Requires control unit with timer function
  • IP Rating: IPX4
  • Material: Metal casing
  • Finish: CORE Black matte metal
  • Country of Origin: Estonia
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HUUM CORE 10.5kW | Black Electric Sauna Heater

by HUUM
SKU: HUU-H1013092
Regular price $2,343.00
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The HUUM CORE 11 electric sauna heater delivers powerful, even heating for larger sauna rooms while maintaining a refined, modern aesthetic. Finished in contemporary CORE Black matte metal, this compact floor-mounted heater integrates seamlessly into custom bench layouts and modern sauna interiors. Engineered in Estonia, it holds up to 66 lbs of sauna stones to produce smooth, abundant steam and balanced humidity when water is ladled over the rocks. Available in 240V (10.5 kW) and 208V (7.9 kW) configurations, the CORE 11 is designed for sauna rooms from 354–566 cubic feet (240V) or 265–424 cubic feet (208V). Compatible with HUUM UKU control systems (sold separately), including Wi-Fi models for mobile app control, the CORE 11 combines high-capacity performance, IPX4 splash resistance, and durable metal construction, backed by a 3-year limited residential warranty and 1-year limited commercial warranty (heating elements excluded).

  • High-Capacity Heating: 10.5 kW (240V) or 7.9 kW (208V) output designed for larger sauna rooms up to 566 cu ft (240V model).
  • 66 lb Stone Capacity: Large stone mass allows for abundant steam and balanced humidity when water is ladled over the rocks.
  • Modern European Design: Compact floor-mounted heater with CORE Black matte finish for seamless integration into contemporary sauna interiors.
  • Smart App Compatible: Designed for HUUM UKU Local, Wi-Fi, and Glass control systems with optional mobile app control (control unit required).
  • Single-Phase Operation: 240V or 208V Single-Phase configuration suitable for residential and light commercial installations.
  • Durable Construction: Metal casing with IPX4 splash resistance for reliable sauna performance.
  • Warranty Protection: 3-year limited residential warranty; 1-year limited commercial warranty (elements excluded).
  • MPN: Not specified by manufacturer
  • Compatibility: Residential and light commercial sauna rooms; compatible with HUUM UKU (Local, Wi-Fi, Glass) control systems (sold separately)
  • Part Type: Electric Sauna Heater (Floor-Mounted)
  • What’s Included: HUUM CORE 11 Electric Heater, adjustable leveling legs (4), installation and operation manual
  • Models: CORE 11 – 240V / CORE 11 – 208V
  • Wattage (by model): 10.5 kW (240V), 7.9 kW (208V)
  • Voltage: 240V or 208V (Single-Phase)
  • Amperage: 43.75A (240V model), 37.98A (208V model)
  • Circuit Breaker: 50A required
  • Wire Size: 8 AWG copper (heat-resistant cable required; crimped cable ends mandatory)
  • Room Size: 354–566 cu ft (240V model); 265–424 cu ft (208V model)
  • Stone Capacity: 66 lbs
  • Recommended Stone Size: 2–4 inches diameter (stones sold separately)
  • Dimensions (W × D × H): 15.16" × 15.16" × 32.7"
  • Weight: 41.9 lbs
  • Installation: Hardwired; must be installed by a licensed electrician; floor anchoring required
  • Control Requirement: Requires control unit with timer function
  • IP Rating: IPX4
  • Material: Metal casing
  • Finish: CORE Black matte metal
  • Country of Origin: Estonia