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Description

HUUM DROP 9 kW electric sauna heater package with UKU Local control and 132 lb rounded stones, sized for 283–460 cu ft sauna rooms. Designed for consistent heat and a stone-focused steam experience in a compact wall-mounted form.

The DROP’s distinctive round basket design is built to hold a high volume of stones—up to 55 kg / 121 lb—so the heat you feel comes primarily from the stones rather than from exposed metal surfaces. That stone-forward approach supports the classic sauna ritual of adding water to the rocks for a softer, longer-lasting steam cycle. With direct contact between stones and heating elements, the heater is engineered to warm the stone mass efficiently and help maintain steady heat through repeated ladling.

This kit pairs the DROP 9 kW heater with the UKU Local control system, giving you clear, on-wall control of your sauna’s temperature and heating time. UKU Local is built for on-site operation and supports standard sauna-session scheduling with selectable heating time options (3; 6; 12; 18 hours) and a wide temperature range (104–230°F / 40–110°C). The control system is designed to integrate sauna essentials like lighting, ventilation, and a steamer when connected as part of the installation. Safety functions, including overheating protection and a child lock, are built into the control system to support safer day-to-day operation.

Stones matter for how a sauna feels, not just how it heats. This package includes rounded olivine diabase sauna stones selected for durability and thermal capacity, sized 2–4 in / 5–10 cm. Rounded stones are intended to help water disperse more evenly through the stone bed for a more gradual evaporation cycle and a smoother steam character. With 132 lb included, you’re equipped to load the DROP heater with the stone volume it’s designed around and start using the system without needing to source stones separately.

What’s included in the package is centered around a complete heater-and-control foundation: the DROP 9 kW wall-mounted heater with mounting hardware and the heat guiding device included with the 9 kW heater set, the UKU Local control system hardware (control panel, main module, sensors, and cables), and 132 lb of rounded stones. Manuals are included for installation and operation. Electrical installation is a critical part of ownership: the control system is intended to be connected permanently without plugs and installed by a qualified electrician, with appropriate disconnect protection in the circuit.

About HUUM: HUUM designs sauna equipment with a strong focus on stone capacity, functional control systems, and clean contemporary aesthetics. Products are developed and produced in Estonia, and HUUM’s lineup emphasizes stainless-steel construction details, safety-minded control features, and design-driven hardware intended to complement modern sauna interiors. The DROP heater line is recognized for its design-forward form and stone-centered heating approach, while UKU controls are built to keep sauna operation straightforward and consistent.

Key Features

  • 9 kW electric sauna heater
  • Wall-mounted heater design
  • Heater stone capacity: 55 kg / 121 lb
  • Sauna room sizing (heater): 8–13 m³ / 283–460 ft³
  • Heater dimensions: 590 mm / 23.3 in height
  • Heater dimensions: 390 mm / 15.35 in width
  • Heater dimensions: 335 mm / 13.2 in depth
  • Heater weight: 12 kg / 26.5 lb
  • Direct contact between stones and heating elements
  • Stainless steel details on heater construction
  • 9 kW heater set includes a heat guiding device
  • Includes wall mount hardware for heater installation
  • UKU Local sauna control system included
  • UKU Local control method: control from the wall-mounted control panel
  • UKU Local supports heaters with power up to 11 kW
  • UKU Local supports up to 18 kW with extension box
  • UKU Local temperature range: 40–110°C / 104–230°F
  • UKU Local heating time options: 3; 6; 12; 18 hours
  • UKU Local power supply: 240 V 2~
  • UKU Local supports connecting sauna lighting
  • UKU Local supports connecting sauna ventilation
  • UKU Local supports connecting a steamer
  • UKU Local includes overheating protection
  • UKU Local includes a child lock
  • UKU control set includes a CLASSIC sauna control panel
  • UKU control set includes a control panel cable (118 in / 3 m; 4×22 AWG)
  • UKU control set includes a main module
  • UKU control set includes a temperature sensor
  • UKU control set includes a door sensor
  • UKU control set includes temperature and door sensor cables (197+197 in / 5+5 m; 2×24 AWG)
  • UKU main module dimensions: 6.89 x 9.84 x 2.95 in / 175 x 250 x 75 mm
  • UKU device protection degree: IPX4
  • Control system is intended to be connected permanently without plugs
  • Included sauna stones material: olivine diabase
  • Included sauna stones shape: rounded
  • Included sauna stones size range: 5–10 cm / 2–4 in
  • Included sauna stones total weight: 132 lb
  • Limited warranty period (electric heaters): 3 years private use
  • Limited warranty period (electric heaters): 1 year commercial use
  • Limited warranty period (control units): 3 years private use
  • Limited warranty period (control units): 1 year commercial use

Dimensions & Specifications

  • Model: DROP 9STU Pkg
  • Heater power rating: 9 kW
  • Recommended sauna room volume: 8–13 m³ (283–460 ft³)
  • Heater stone capacity: 55 kg / 121 lb
  • Heater dimensions (W x D x H): 15.35 x 13.2 x 23.3 in
  • Heater weight: 26.5 lb
  • Heater supply voltage (option): 240 V 2~
  • Heater fuse (240 V): 50 A
  • Heater power cable (240 V): 8 AWG
  • Heater supply voltage (option): 208 V 2~
  • Heater fuse (208 V): 40 A
  • Heater power cable (208 V): 8 AWG
  • UKU Local temperature range: 104–230°F (40–110°C)
  • UKU Local power supply: 240 V 2~
  • UKU Local heating time options: 3; 6; 12; 18 hours
  • UKU Local max supported heater power: 11 kW
  • UKU Local max supported heater power with extension box: 18 kW
  • Included stones material: olivine diabase
  • Included stones size: 2–4 in / 5–10 cm
  • Included stones weight: 132 lb
  • Warranty (electric heater, private use): 3 years
  • Warranty (electric heater, commercial use): 1 year
  • Warranty (control unit, private use): 3 years
  • Warranty (control unit, commercial use): 1 year

Why Choose HUUM?

If you want a traditional-feeling sauna that emphasizes stone-driven heat and steam, the DROP 9 kW package is built around that priority. Its high stone capacity supports a smoother steam character and steadier heat, while the compact wall-mounted form keeps floor space open and places the heater where it’s easy to integrate into common bench-and-wall layouts. Sized for 283–460 cu ft, it’s a strong fit for many residential sauna rooms where consistent high heat and repeatable steam cycles matter.
The included UKU Local control system keeps operation clear and consistent—set the temperature, choose a heating period, and run sessions without relying on a network connection. Integrated safety functions like overheating protection and a child lock help support responsible everyday use, and the control system is designed to tie in key sauna utilities like lighting and ventilation when wired into the installation.
At the brand level, HUUM focuses on design-forward sauna hardware that still prioritizes core performance fundamentals: stone capacity, durable materials, and modern control systems. With products developed and produced in Estonia and a design language that fits contemporary sauna interiors, HUUM is positioned for owners who want a clean look without giving up the classic stone-and-steam sauna experience.

Shipping Details

Typical delivery time: Most Huum orders arrive within 10 business days. Actual timing can vary by destination, carrier scheduling, and product availability.

Order Processing

  • Order Verification: After you place an order, we confirm availability with Huum or an authorized distribution partner in our network.
  • Payment Authorization: Once availability is confirmed, your payment method is charged.
  • Order Placement: We then place the order with the supplier for fulfillment.
  • Order Cutoff Time: Orders placed after 2:00 PM CST may begin processing the next business day.

Shipping Rates and Delivery Timeline

  • Free Shipping: Shipping is FREE to the continental U.S. (lower 48 states).
  • Handling Time: 1 to 10 business days
  • Transit Time: 1 to 14 business days
  • Affirm Note: Orders paid through Affirm can delay shipping timelines by 5 to 7 days.

Shipment Confirmation and Tracking

  • You will receive a shipment confirmation email once your order ships with tracking details.
  • Tracking may take up to 24 hours to populate after the label is created.
  • The freight carrier may vary based on cost and service quality.
  • Most freight carriers attempt to contact you 1 to 2 days before delivery to schedule a drop-off time, but this is not guaranteed.

Delivery Options

Standard Delivery

  • Curbside delivery only. You are responsible for bringing the shipment inside.

Optional Upgrades

  • White Glove Service: Inside delivery to a room of your choice. Does not include unpacking, assembly, or installation. Adds 2 to 5 business days for scheduling and coordination.
  • Premium Installation Service: Inside delivery plus assembly and installation. May include electrical work depending on the product and site conditions. The base fee at checkout covers delivery and initial setup costs. Additional labor may be billed separately. Adds 2 to 5 business days for scheduling and coordination.

Pre Order and Special Order Items

  • If an item is pre order or out of stock, we will email or call to confirm you are comfortable with extended shipping times before your payment is processed.
  • Estimated timelines are estimates and may change due to production, freight, or carrier factors.
  • Outside the lower 48 states: We can often arrange shipping, but it is not part of our standard offering. Contact us for a custom quote.

Warranty Details

InHouse Wellness extends the HUUM manufacturer warranty to the original purchaser. Warranty coverage, terms, and remedies are set by HUUM. Any warranty claims should be communicated directly to HUUM.

Warranty Periods (from date of purchase)

Private / residential use

  • Electric sauna heaters: 3 years
  • Wood-burning heaters: 3 years
  • Control units/controllers: 3 years
  • Spare parts: 1 year

Commercial use

  • Electric sauna heaters: 1 year
  • Wood-burning heaters: 1 year
  • Control units/controllers: 1 year
  • Spare parts: 1 year

Commercial use definition: Includes business use, private use for commercial purposes, or private use exceeding 1,500 hours within a 12-month period.

What HUUM Covers

HUUM’s limited warranty covers defects in materials and workmanship under normal use during the applicable warranty period.

Requirements for Warranty Coverage (Key Points)

  • Inspect promptly upon receipt and report any shipping/delivery damage within 7 days (or the authorized dealer’s shorter timeframe, if applicable).
  • Products must be installed, connected, operated, and maintained according to HUUM manuals and all applicable local/national building, electrical, and fire-safety codes.
  • Electrical products must be installed/connected by a licensed electrician, and proof may be required.
  • The installed set must be complete as defined in HUUM documentation.
  • The purchase price must be fully paid by the end-user.

How to File a Warranty Claim

  • Notify HUUM without delay and no later than 30 days from discovering the defect or damage.
  • If a visible defect/damage is discovered after delivery, submit the claim (with photos) before installation.
  • Be prepared to provide:
  • Product name/model and serial/batch/product number (when available)
  • Description of the issue and photos (if possible)
  • Description of the environment and conditions where the product was used
  • Proof of purchase (invoice/receipt)
  • Claims must be submitted within the warranty period.

What’s Not Covered (Common Exclusions)

The limited warranty does not cover defects/damage not caused by HUUM, including:

  • Heating elements of electric heaters
  • HUUM accessories
  • Wood-burning stove door glass and ash grate
  • Sauna stones (all heaters)
  • Sensors for controllers
  • Normal wear and cosmetic defects
  • Damage from insufficient ventilation, constant humidity, corrosion/sooting/discoloration, or unsuitable storage/installation location
  • Transportation/storage damage (including incorrect storage conditions)
  • Failure to follow installation, use, or maintenance instructions
  • Incorrectly sized/unsuitable product selection for the application
  • Accidents, power surges, extreme weather, fires, earthquakes, or other “acts of God”
  • Unauthorized repairs/modifications, non-original parts, or incompatible products
  • Regular maintenance, cleaning, and periodic check-ups

The InHouse Wellness Difference

When you’re investing in premium wellness equipment, you want more than just a good deal—you want the right partner. Here’s why our customers trust us over anyone else:

  • Guaranteed Best Pricing – We work directly with manufacturers, so you never overpay. If you find a lower price, we don’t just match it—we beat it.
  • Unbeatable Shipping Times – Even if others claim faster delivery, we win. Your order ships either from our Austin, TX warehouse or straight from the manufacturer—fast, reliable, and trackable.
  • White Glove Delivery & Installation – We offer professional delivery, assembly, and installation so your new equipment is set up perfectly from day one.
  • U.S.-Based, Real Support – Our team is right here in the USA, ready to help by phone, text, or email—before, during, and long after your purchase.
  • Since 2011 – Over a decade of helping health and wellness consumers connect with top brands and the perfect products for their needs.
  • Factory Warranties Included – Full manufacturer coverage on every product, plus our help if you ever need to file a claim.
  • Exclusive Video & eBook Guides – From maintenance tips to usage tutorials, we give you the knowledge to get the most from your investment.

Bottom line: We don’t just sell equipment—we deliver the fastest shipping, the most reliable support, and the kind of buying experience you’ll tell your friends about.

THEM
Lifetime Customer Support
Talk to real people by phone, text or chat before or after your order
After-sale support is slow or unavailable
Best Price Promise
Transparent pricing with no hidden fees - guaranteed lowest price
Inflated prices with surprise charges
Fast & Free Shipping
Nationwide delivery with real-time tracking included
Long delays and added delivery fees
Premium Brand Selection
Handpicked, top-rated wellness products that meet our strict standards
No vetting — anything goes
Expert Wellness Guides
Access video tutorials & insider tips to get the most from your setup
You're left figuring it out alone

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