HUUM DROP 9 Sauna Heater – 9.0kW

The HUUM DROP 9 combines modern design with reliable heating power, inspired by the natural shape of a water droplet. Its rounded, compact form softens the interior of a classic sauna while offering exceptional performance. This wall-mounted electric heater accommodates up to 132 lbs (60 kg) of stones—exceeding many wood-burning stoves—and ensures long-lasting, gentle steam for a superior sauna experience.

Key Features

Design and Construction

• Compact wall-mounted heater with external control

• Stainless steel frame and industrial-grade heating elements

• High stone capacity: 132 lbs (60 kg)

• Direct contact between stones and heating elements for efficient heating

Performance

• Power rating: 9.0kW

• Sauna size range: 282 – 530 cubic feet (8 – 15 m³)

• Operates at 240V, single-phase (1PH)

• Provides consistent, soft heat with both wet and dry sauna use

Control Options

• Compatible with HUUM UKU control units (sold separately)

• Options: UKU Local, UKU Wi-Fi, UKU Glass Wi-Fi, and UKU Mirror Wi-Fi

• Features include: temperature control, timers, delay start, and lighting integration

• UKU Wi-Fi models allow smartphone app control for remote operation

Certification and Warranty

• SGS Listed for safety and quality

• Designed and manufactured in Estonia

• Backed by HUUM’s 5-year limited warranty (excluding heating elements)

Sauna Stones

• Stones are not included

• Recommended: rounded olivine diabase stones, 5–10 cm

• Rounded stones complement the DROP design and provide softer steam

• Avoid decorative stones, which may crack under heat

Package Contents

• HUUM DROP 9 sauna heater

• Wall-mount bracket

• Installation and operation manual

Specifications

• Model: DROP 9

• Power: 9.0kW

• Sauna size: 282 – 530 cu. ft.

• Heater weight: 26.5 lbs

• Shipping weight with stones: 148.5 lbs

• Amperage: 37.5A

• Circuit breaker: 50A

• Wire size: 8 AWG

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

Model Comparison