HUUM HIVE 12kW Electric Sauna Heater – Commercial Power, Elegant Design

The HUUM HIVE 12kW Electric Sauna Heater is the flagship model of HUUM’s premium line — a commercial-grade workhorse designed to heat larger sauna rooms efficiently while maintaining a refined, Scandinavian design aesthetic. Built for high-demand use without compromising elegance, the HIVE 12 brings powerful steam, long-lasting heat retention, and timeless design to any sauna environment.

With a generous 552-pound stone capacity (or 463 lbs when used with the optional HIVE Air Tunnel), this heater offers outstanding thermal mass, allowing it to emit soft, even steam over extended periods. Its floor-standing design and stainless steel construction combine performance with visual appeal, making it ideal for spas, gyms, commercial wellness centers, and large residential saunas alike.

Key Features

• 12kW high-performance electric sauna heater for large spaces
• Designed for sauna rooms from 424 to 883 cubic feet
• Compatible with UKU control systems (sold separately)
• Requires UKU Extension Box for higher power operation (sold separately)
• Large 552-pound stone capacity (17 boxes of stones required; sold separately)
• Direct contact between heating elements and stones enhances steam quality
• More exposed stones create longer-lasting, milder heat
• Stainless steel body with industrial-grade heating elements
• Adjustable legs for easy floor installation and leveling
• Minimalist design made in Estonia, engineered for longevity
• SGS Listed for quality and safety assurance

Product Benefits

• Fast, even heating for large commercial or residential sauna spaces
• Low-maintenance, long-lasting design
• Customizable with control options for remote or manual operation
• Built with high-quality materials for durability and safety
• Ideal for high-traffic or high-use environments

What's Included

• 12.0 kW HUUM HIVE Electric Sauna Heater
• Adjustable legs
• Installation and operation manual
• Limited 5-year warranty (excluding heating elements)

Technical Specifications

• Brand: HUUM
• Model: HIVE 12
• Kilowatt Rating: 12.0 kW
• Recommended Room Volume: 424 to 883 ft³
• Heater Weight: 49.1 lbs
• Shipping Weight with Sauna Stones: 577.1 lbs
• Voltage/Phase: 240V, Single Phase
• Amperage: 50 Amps
• Circuit Breaker: 30 + 30
• Wire Size (AWG): 10 + 10
• Diameter: 22" (560 mm)
• Height: 29.5" (750 mm)

Why Choose the HUUM HIVE 12kW Sauna Heater?

If you're seeking a sauna heater that delivers on both power and design, the HUUM HIVE 12 is the ideal choice. It brings together advanced engineering, massive stone capacity, and clean Nordic design, providing a sauna experience that is as effective as it is elegant.

Perfect for both commercial and high-end home sauna installations, the HIVE 12 is built to meet the needs of serious sauna users who want top-tier performance and long-lasting reliability. With precision Estonian craftsmanship and thoughtful features that elevate every session, HUUM sets the standard for electric sauna heaters.

HUUM Hive Manual