HUUM DROP 7.5 Sauna Heater – 7.5kW

The HUUM DROP 7.5 is a wall-mounted electric sauna heater inspired by the natural form of a water droplet. Its rounded stainless steel design softens traditional sauna interiors while maximizing function. With a stone capacity of up to 132 lbs, this compact unit provides steady, long-lasting steam comparable to larger wood-burning stoves. Designed for sauna rooms between 247 and 424 cubic feet, the DROP 7.5 delivers efficient, consistent heat in a space-saving format.

Key Features

Design and Construction

• Rounded, space-saving wall-mounted heater

• Stainless steel body and industrial-grade heating elements

• Holds up to 132 lbs (60 kg) of stones

• Direct contact between stones and heating elements for efficient heat transfer

Performance

• Power rating: 7.5kW

• Sauna size range: 247 – 424 cubic feet (7 – 12 m³)

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

• Produces consistent, high heat suitable for home or light commercial use

Control Options

• Compatible with HUUM UKU controllers (sold separately)

• Available control options: Local, Wi-Fi, and Glass

• Features include temperature adjustment, delayed start, timers, and app-based operation with Wi-Fi models

Certification and Warranty

• SGS Listed for safety and quality assurance

• Precision-crafted in Estonia

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

Sauna Stones

• Stones are not included

• Recommended: rounded olivine diabase stones (5–10 cm)

• Rounded stones enhance steam softness and complement the heater’s design

• Decorative stones are not recommended as they may crack under heat

Package Contents

• HUUM DROP 7.5 sauna heater

• Wall mounting bracket

• Installation and operation manual

Specifications

• Model: DROP 7.5

• Power: 7.5kW

• Sauna size: 247 – 424 cu. ft.

• Heater weight: 25 lbs

• Shipping weight with stones: 157 lbs

• Amperage: 31.25A

• Circuit breaker: 40A

• Wire size: 8 AWG

• Dimensions: 15"W (390mm) × 13"D (335mm) × 23"H (590mm)

Model Comparison