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HUUM DROP Series 9.0kW Sauna Heater Package

Sale price$2,535.00

Questions? Speak To an Expert at +1 (616) 282-2366

HUUM DROP 9STU Sauna Heater Package – Elegance Meets Innovation

The HUUM DROP 9STU Package brings elegant Scandinavian design and cutting-edge technology to your home or spa sauna. Inspired by the pure form of a water droplet, this award-winning sauna heater offers both sculptural beauty and high-performance steam generation. Designed for sauna rooms from 282 to 530 cubic feet, this complete package includes the DROP 9kW wall-mounted heater, your choice of UKU Local or Wi-Fi-enabled control system, and 132 lbs of natural sauna stones.

Winner of the Red Dot Design Award, the HUUM DROP is crafted to deliver soft, consistent heat with an unmatched stone capacity for its compact size. With up to 122 lbs of stones nestled around industrial-grade heating elements, the DROP ensures longer heat retention and richer steam output—perfect for those seeking a deep, immersive sauna session.

The included UKU control system allows precise control over temperature, timers, and scheduling, with optional mobile app access through Wi-Fi. Designed and engineered in Estonia, every detail of the HUUM DROP package reflects premium craftsmanship and performance.


Package Includes:

DROP 9.0kW Sauna Heater

  • Iconic water drop–inspired design

  • 240V, single-phase operation

  • Suitable for sauna rooms from 282 to 530 cu. ft.

  • Wall-mounted design to save floor space

  • 122 lb stone capacity for soft, lasting steam

  • Direct heating element-to-stone contact

  • More exposed stones for gentler, consistent heat

  • Durable stainless-steel construction and components

  • SGS listed for safety and quality

  • Dimensions: 15.4" W x 13.2" D x 23.3" H (390 x 335 x 590 mm)

  • Designed and handcrafted in Estonia

  • Limited 5-Year Warranty (excluding elements)

UKU Control System (choose Local or Wi-Fi)

  • Modern black digital control panel (multiple finishes available)

  • Full control of temperature, timers, and delayed start (up to 48 hours)

  • Optional built-in Wi-Fi for HUUM mobile app control (additional cost)

  • Temperature range: 104°F – 230°F

  • Can be installed inside or outside the sauna

  • Safety features: child lock, overheat protection, door sensor

  • Compatible with sauna lighting and ventilation

  • Available in 8 languages: EN, DE, RU, IT, FI, EE, PL, FR

  • Dimensions:
    – Console: 2.2" W x 0.9" D x 4.1" H (55 x 22 x 105 mm)
    – Main Module: 3.5" W x 2.3" D x 5.6" H (90 x 58 x 142 mm)

  • 5-Year Limited Warranty

HUUM Stones 24

  • 132 lbs of natural olivine diabase stones

  • Rounded stones enhance airflow and heater efficiency

  • Excellent heat retention and steam generation

  • Stone size: 2" – 4" (5 – 10 cm)

Specifications

Model DROP 9STU Pkg
Model DROP 9.0
Kilowatt Rating 9.0 KW
Minimum Cubic Feet 282 CF
Maximum Cubic Feet 530 CF
Heater Weight 24 lbs
Shipping Weight with Sauna Stones 146 lbs
240V, Single Phase Amperage 37.5 Amps
Circuit Breaker Amperage 50 Amps
Wire Size 8 AWG
Width 15.4"W (390mm)
Depth 13.2"D (335mm)
Height 23.3"H (590mm)
UKU
Minimum Temperature Setting 104 F
Maximum Temperature Setting 230 F
Shipping Weight 20 lbs
Console Dimensions
Width 2.2" (55mm)
Depth 0.9" (22mm)
Height 4.1" (105mm)
Main Module Dimensions
Width 3.5" (90mm)
Depth 2.3" (58mm)
Height 5.6" (142mm)
Display Panel Cable
Length 9.8 ft
AWG 22
Temp Sensor Cable
Length 16.4 ft
AWG 24
Door Sensor Cable
Length 16.4 ft
AWG 24

Shipping

For more information, feel free to contact us at: contact@radiantdollhealth.com

Manual

DROP IOM 2022.pdf

DROP Installation Video

DROP Elements Required

DROP Warranty

UKU Installation & Operation Manual

UKU Install Diagram

UKU Installation Video

UKU Warranty

Stone Placement Video

UKU Warranty

Stone Placement Video

Stone Requirements

HUUM DROP Series 9.0kW Sauna Heater Package
HUUM DROP Series 9.0kW Sauna Heater Package Sale price$2,535.00