HUUM DROP 4.5STU Pkg DROP Series Sauna Heater Package

1

$2,716.00

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sauna rooms up from 106 to 248 cubic feet (CF).

HUUM logo 1

Authorized Dealer – Full Warranty Included

 

Heater Control Package 

HUUM DROP 7STU Pkg black local
UKU Local Black (+$0)
HUUM DROP 7STU Pkg local wood
UKU Local w/Wood Case (+$313)
HUUM DROP 7STU Pkg wifi black
UKU Wifi Black (+$262)
HUUM DROP 7STU Pkg wifi wood
UKU Wifi w/Wood Case (+$575)
HUUM DROP 7STU Pkg wifi glass
UKU Wifi Glass (+$662)
HUUM DROP 7STU Pkg wifi gold
UKU Wifi Gold (+$437)
HUUM DROP 7STU Pkg wifi mirror
UKU Wifi Mirror (+$925)

Additonal Features

HUUM Rail D Safety Rail
HUUM Rail D Safety Rail (+$291.00)
HUUM Flange D Embedding Flange
HUUM Flange D Embedding Flange (+$322.00)
HUUM Drip Tray Drip Tray
HUUM Drip Tray Drip Tray (+$322.00)
Product price: $2,716.00
Total options:
Order total:

HUUM DROP 4STU Pkg

DROP Series 4.5kW Sauna Heater Package

This HUUM DROP sauna heater package comes complete with the compact, award-winning DROP 4.5kW sauna heater, UKU control (Wi-Fi optional), and sauna stones – everything you need to transform your sauna space into your dream sauna sanctity. The package has been combined for use in sauna rooms from 106 to 248 cubic feet (CF).

The HUUM DROP 4STU PKG features all the necessities to give your sauna space a touch of elegance.

The heart of this all-inclusive sauna heater package is the award-winning DROP 4.5kW electric sauna heater. Choose between the advanced UKU Local digital sauna control, or the added convenience of an UKU Wi-Fi control package which allows you to preheat your sauna from anywhere with your mobile device. Its impressive 122lbs of rounded olivine stones for a more consistent soft, high heat and superior steam.

The design of the HUUM DROP sauna heater is inspired by the purest element in nature – a drop of water. Its rounded design softens and compliments the angular interior of a classic sauna, giving it a touch of elegance. But DROP isn’t only about the looks. This compact wall-mounted heater can actually fit up to 122 lbs of stones, exceeding most wood-burning stoves and guaranteeing long-lasting steam.

Winner of the prestigious Red Dot Award in Europe for design, the HUUM DROP combines sculptural beauty with engineering excellence. It’s exceptionally large rock capacity allows the sauna bather to ladle more water onto the stones for a more intense bathing experience while creating a more consistent, soft high heat.

The available Wi-Fi control lets you preheat your sauna from anywhere. For bathers who want the absolute best sauna heater.

 

 

HUUM logo

 

Elegant Heaters in the Heart of Your Sauna

Pure Nordic design of HUUM sauna heaters enhances the natural beauty of sauna stones and brings the sauna interior to life.

HUUM sauna heaters embody the rustic yet elegant Nordic design that celebrates the natural beauty of sauna stones. Inspired by the organic shapes and forms found in nature, our sauna heaters are developed with sustainability in mind, ensuring durability and efficient use of materials. From our product development process to our packaging and publications, we strive to meet the requirements for environmental friendliness and sustainability certifications. Our goal is to provide not only a beautiful and relaxing sauna experience but also a responsible and eco-friendly one.

Huum Electric Sauna Heaters

Electric sauna heaters by HUUM stand out for several reasons. Each electric sauna heater is designed with a large capacity for sauna stones, which ensures a gentle and long-lasting steam experience. The pure Nordic design of HUUM’s electric sauna heaters enhances the natural beauty of the stones, bringing a unique aesthetic to any sauna. These award-winning electric sauna heaters combine functionality with timeless style, making them a top choice for sauna enthusiasts.

HUUM Electric Sauna Heaters

Huum Sauna Controllers

HUUM’s UKU sauna control systems stand out for several reasons. Each control system is designed for ultimate convenience and precision, allowing you to manage your sauna directly from the control panel or remotely via the HUUM mobile app. With advanced features like overheating protection, a child lock, and integration with lighting, ventilation, and steamer controls, HUUM’s UKU control systems let you fully customize your sauna experience. Available in stylish designs like CLASSIC, GLASS, and WOOD, these systems combine functionality with modern elegance.

HUUM Sauna Controllers

 

Customer Reviews

CF
Rating: 5/5
got amazing support for all my questions, fast delivery, and the team even reached out to me after to make sure everything was in order. perfect experience. highly recommended.
Fri Feb 27 2026 22:55:27 GMT+0000 (Coordinated Universal Time)
Heater Control Package

UKU Local Black, UKU Local w/White Case, UKU Local w/Wood Case, UKU WiFi Black, UKU WiFi w/White Case, UKU WiFi w/Wood Case, UKU WiFi Glass, UKU WiFi Mirror, UKU WiFi Gold

Features

Drop 4.5kW Sauna Heater

  • Unique water drop design
  • 240V/1PH operation
  • Works with UKU controls (sold separately)
  • 122 pound stone capacity (required 4 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​
  • Wall-mounted design
  • Designed, engineered, and made in Estonia
  • Dimensions: 15.4″W (390mm) x 13.2″D (335mm) x 23.3″H (590mm)
  • SGS Listed
  • Limited 3-year residential warranty and limited 1-year commercial warranty (excluding elements)

UKU 

  • Sleek Black control display panel
  • Multiple Color Options available (additional charges apply)
  • Settable on/off, time, temperature, and delay
  • Settable temperature range of 104-230F
  • Delayed start up to 48hrs in advance
  • Optional Built-in Wi-Fi interface for HUUM mobile app (additional charges apply)
  • 8 Language options: English, German, Russian, Italian, Finnish, Estonian, Polish and French
  • Inside/outside sauna room installation
  • Optional smart heating setting
  • Available decorative control display panels
  • Displays set temperature and room temperature
  • Temperature sensor
  • Door sensor to keep the heat inside the room
  • Remotely located main control module
  • Connects to lights and ventilation
  • Overheat protection
  • Child safety lock
  • Control Console Dimensions: 2.2″W (55mm) x 0.9″D (22mm) x 4.1″H (105mm)
  • Main Control Module Dimensions: 3.5″W (90mm) x 2.3″D (58mm) x 5.6″H (142mm)
  • Limited 3-year residential warranty and limited 1-year commercial warranty

Stones 24

  • Olivine diabase sauna stones
  • Rounded shape to complement heater design
  • Durable with high-heat capacity
  • Stones range from 2″ to 4″ (5-10 cm)

Includes

Drop 4.5kW Sauna Heater

  • 4.5kW Sauna Heater
  • Wall-Mount Bracket
  • Installation and Operation Manual
  • 3-Year Limited Residential Warranty and 1-Year Limited Commercial Warranty (Excluding Elements)

UKU

  • Black Control Console
  • Main Control Module
  • Temperature Sensor
  • Door Sensor
  • Control Display Panel Cable
  • Temperature Sensor Cable
  • Door Sensor Cable
  • Installation and Operation Manual
  • 3-Year Limited Residential Warranty and 1-Year Limited Commercial Warranty

Stones 24

  • 132 lbs of 2″ – 4″ (5-10 cm) Round Sauna Stones

Specifications

Model

DROP 4STU Pkg

 

Model

DROP 4

Kilowatt Rating

4.5kW

Minimum Cubic Feet

106

Maximum Cubic Feet

248

Heater Weight

24 lbs

Shipping Weight with Sauna Stones

146 lbs

240V, Single Phase Amperage

18.75 Amps

Circuit Breaker

See Installation and Operation Manual

Wire Size

10 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

Manuals

HUUM-DROP-Sauna-Heater-IOM.pdf

HUUM-UKU-Control-IOM.pdf

HUUM-UKU-Installation-Diagram.pdf

UKU Glass.Mirro Install Diagram.pdf

 

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