HUUM HIVE 15 Sauna Heater – 15.0kW
The HUUM HIVE 15 is a floor-mounted electric sauna heater designed for large sauna rooms from 530 to 1060 cubic feet. With its sleek stainless-steel construction and modern design, this heater delivers both durability and elegance. Precision-crafted in Estonia, the HIVE 15 is built for frequent use in commercial wellness centers such as spas, gyms, and health clubs, while also being a premium option for larger private saunas.
Its 550 lb (250 kg) stone capacity ensures consistent heat and a steady supply of steam for larger groups. Stones are placed in direct contact with the heating elements for efficient heat transfer, making this model suitable for both wet and dry sauna bathing.
Key Features
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15.0kW floor-mounted electric heater
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Stainless steel housing and elements
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High stone capacity: 550 lbs (250 kg)
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External control options: HUUM UKU Local, Wi-Fi, or Glass
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SGS listed for safety and performance
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Designed and manufactured in Estonia
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5-year limited warranty (excluding elements)
Sauna Room Compatibility
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For saunas: 530 to 1060 cubic feet (15 to 30 m³)
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Compact footprint with a minimalist design
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Wi-Fi compatible via HUUM UKU controllers (optional app control)
Sauna Stones
Stones are not included. HUUM recommends rounded olivine diabase stones (5–10 cm) for their durability, heat retention, and ability to produce softer steam. Decorative stones are not recommended.
What’s Included
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HUUM HIVE 15 sauna heater (15.0kW)
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Adjustable legs
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Pre-installed HIVE Air Tunnel
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Installation and operation manual
Recommended Add-Ons
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HUUM UKU Control Unit (Local, Wi-Fi, or Glass)
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550 lbs of sauna stones (2–4 in / 5–10 cm)
Specifications
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Model: HIVE 15
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Power: 15.0kW
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Sauna size: 530 – 1060 cu. ft.
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Heater weight: 51.3 lbs
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Shipping weight with stones: 579.3 lbs
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Voltage: 240V, 1-phase
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Amperage: 62.5A
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Circuit Breaker: 50 + 50
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Wire Size: 8 + 8 AWG
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Dimensions: 22" diameter (560mm) x 29.5" height (750mm)
Model Comparison
| Model |
Power (kW) |
Sauna Size (cu. ft.) |
Amps / Circuit Breaker / Wire Size |
Safety Distance A |
Safety Distance B |
| HIVE 12 |
12 |
424 – 883 |
50 / 30+30 / 10+10 AWG |
4.73" |
31.5" |
| HIVE 15 |
15 |
530 – 1060 |
62.5 / 50+50 / 8+8 AWG |
5.9" |
33.86" |
| HIVE 18 |
18 |
636 – 1236 |
75 / 50+50 / 8+8 AWG |
7.1" |
36.22" |
