Harvia The Wall 6/8kW 240V Black Steel Electric Heater Package w/ Built-In Controller and Stones
Harvia The Wall 6/8kW Black Steel Electric Sauna Heater w/ Built-in Controls & Stones | HSW6U1B/ HSW8U1B
This is an easy-to-use, customizable, and modern electric sauna heater with a sleek minimalistic Scandinavian look designed for medium-sized sauna rooms. This stylish wall-mounted sauna heater was designed with flexible installation in mind. The heater may be installed in either left or right-handed directions to accommodate your room layout. Its illuminated control switches allow you to easily adjust the temperature and timer. The Wall was designed for superior air circulation, making the sauna room's temperature more consistent throughout for your a better sauna bathing experience.
Features
- For sauna rooms from 141-423 cu. ft.
- 2 ratings available: 6 and 8kW
- Temperature Range: 104F - 194F
- Wall-Mounted
- Black Stainless Steel housing and Stainless Steel elements
- Built-in, illuminated on/off, shutoff timer, and temperature control
- Left or Right-Sided Controls Option (heater's symmetrical design allows for easy control side changes by flipping it during mounting, with the bracket accepting either side.)
- Delayed start timer up to 8 Hours
- Designed, engineered, and made in Finland
Includes
Included:
- Harvia The Wall Black Stainless Steel Electric Sauna Heater
- 1 box of Harvia split-face olivine diabase sauna heater stones 44 lbs | AC3000
- Installation and operation manual
- 2-year manufacturers warranty (Consumer use)
Specifications
All Heater Specs:
- Max Temp: 194°F, a normal temp setting is from 149-167°F
- Dimensions: 16.9"W (429mm) x 10.15"D (257mm) x 27.59"H (700mm)
- Voltage/Phase: 240V/1PH
6kW Heater HSW6U1B
- Sauna size range: 141-282 cu ft
- Heater Weight: 31.5 lbs
- Amps: 25 A
8kW Heater HSW8U1B
- Sauna size range: 176-425 cu ft
- Heater Weight: 36.5 lbs
- Amps: 33.4 A
Safety Distances


Manual
Order Processing: Once your order is placed, you’ll receive a confirmation email. Please allow 1–3 business days for order review and processing. If we need to confirm delivery details or there are any delays, we’ll reach out right away.
How Saunas Ship:
- Freight Delivery (Most Saunas): Sauna kits and larger models ship on a pallet via freight carrier and are delivered curbside.
- Parcel Shipping (Smaller Items): Accessories or small components may ship via UPS, FedEx, or USPS.
Estimated Delivery Timeline:
- Processing: 1–3 business days.
- Estimated Ship-Out: Typically ships in 1–2 weeks.
- Transit Time: Freight shipments typically take 3–10 business days once shipped.
- Delivery Appointment: The carrier will usually contact you to schedule delivery. An adult must be present to receive and inspect the shipment.
Important Delivery Notes:
- Curbside Delivery: Freight is delivered to the end of your driveway or loading area. Inside delivery or white-glove service is not included unless arranged in advance.
- Measure First: Confirm doorway widths, staircases, and access paths. Sauna kits ship in multiple boxes and/or pallets.
- Inspect on Arrival: Before signing, check for visible damage to packaging or pallet.
If There’s Damage: Note it on the delivery receipt (ex: “Damaged – subject to inspection”), take photos, and contact us within 48 hours so we can assist with next steps.
Warranty Coverage:
We are an authorized dealer, and all saunas include the full manufacturer’s warranty. Coverage terms vary by brand and model and are listed on the product page.
What’s Typically Covered:
- Manufacturer defects in sauna materials and components
- Heaters, controls, and electrical components per manufacturer policy
- Replacement parts shipped to you (labor not typically included)
What’s Typically Not Covered:
- Shipping damage not noted at delivery
- Natural wood variation, knots, or movement over time
- Improper installation, misuse, or operation outside manufacturer guidelines
- Electrical issues due to incorrect wiring or inadequate power supply
Need Help? If you have questions or need to start a warranty claim, contact us and we’ll help coordinate with the manufacturer to get things resolved as quickly as possible.
Sauna FAQs
Get in touch
Have a question? We'd love to hear from you. Send us a message and we'll respond as soon as possible.
