The HUUM HIVE 15kW sauna heater is designed to deliver the perfect balance of modern style and robust performance for larger saunas in health clubs, spas, and gyms. This impressive floor-mounted heater can hold up to 528 lbs of stones, ensuring superior heat retention and steam production for a deeply soothing sauna experience. Engineered for sauna rooms up to 1,060 cubic feet (CF), the HIVE 15kW offers consistent, even heating for large, high-traffic environments.

Crafted with a sleek stainless steel exterior, this heater combines contemporary aesthetics with lasting durability, making it a stunning centerpiece for any sauna. Whether for personal relaxation or professional use, the HIVE 15kW transforms sauna spaces into luxurious retreats. It is also compatible with HUUM's UKU controllers, allowing for effortless temperature control and convenience.

FEATURES:

• Elegant design
• Suitable for commercial use
• 240V/1PH operation
• For sauna rooms from 530 to 1060 cu. ft.
• Works with UKU controls (sold separately)
• Works with UKU extension box (sold separately)
• Large 528 pound stone capacity (required 16 boxes sold separately)
• Direct contact between stones and heating elements
• More exposed stones create a longer and milder heat
• Stainless steel construction
• Stainless steel, industrial-quality heating elements​
• Floor model with adjustable legs
• Air tunnel shortens heat-up time and increases life of heating elements
• Designed, engineered, and made in Estonia
• Dimensions: 22"Diameter (560mm) x 29.5"H (750mm)
• SGS listed
• Limited 5-year warranty (excluding elements)

INCLUDES:

• 15.0kW Sauna Heater
• Adjustable Legs
• Pre-Installed HIVE Air Tunnel
• Installation and Operation Manual
• 5-Year Limited Warranty (excluding elements)

Dimensions: 22.125"D x 29.625"H

Electrical:

• 15 kW
• 15000 Watts
• 240 Volts
• 62.5 AMPS
• 1 PH

Optional Accessories: Air Tunnel, Rail H, Flange H, Reflect H

Compatible Sauna Control: UKU Controller

REQUIRED FOR OPERATION: (sold separately)

• UKU Controllers (See Below)
• Extension Box (for heaters over 9 kW)
• Sauna Stones - (17 boxes needed)

UKU Controller Options: (sold separately)

• UKU Local Controller
• UKU WiFi Controller
• UKU Black Glass WiFi Controller
• UKU Mirror WiFi Controller

Installation & Owners Manual

Air Tunnel Manual

Elements Required

Stones Required

Warranty

Certificate of Compliance

Model	HIVE 15
Kilowatt Rating	15.0kW
Minimum Cubic Feet	530
Maximum Cubic Feet	1060
Heater Weight	51.3 lbs
Shipping Weight with Sauna Stones	579.3 lbs
240V, Single-Phase Amperage	62.5
Circuit Breaker	50 + 50
Wire Size AWG	8 + 8
Diameter	22" (560mm)
Height	29.5" (750mm)