Harvia 50 Series Wood Burning Sauna Heater
- Free USA shipping
- Full Warranty
- Secure Checkout
- Authorized Dealer
The Harvia WK500 (also known as the Harvia 50 SL) is a Finnish-engineered, professional-grade wood-burning sauna stove designed for large commercial and public installations. With an impressive 40 kW output and a 120 kg stone capacity, it delivers powerful, long-lasting steam and consistent heat distribution—ideal for wellness centers, gyms, spas, or large residential saunas.
Key Features
- 40 kW Heating Power: Suitable for sauna rooms between 706–1,766 ft³ (~20–50 m³)
- Massive Stone Capacity: Holds up to 120 kg (≈264 lb) of stones for deep, consistent steam
- Professional-Grade Build: Heavy-duty Finnish design, ideal for public and high-use settings
- Durable Steel Construction: Graphite-black finish with long-lasting resistance to moisture and heat
- Flexible Installation: SL variant allows firebox loading from outside the sauna; reversible door swing
Specifications
| Model | WK500 / Harvia 50 SL |
| Power Output | 40 kW |
| Recommended Room Volume | 706–1,766 ft³ (~20–50 m³) |
| Stone Capacity | Up to 120 kg (≈264 lb) |
| Dimensions | 42″ H × 29″ W × 21″ D (≈1,050 × 510 × 720 mm) |
| Weight | 194–206 kg (≈428–456 lb) |
| Safety Distances | Front: 500 mm (combustible/non-combustible) Sides/Back: 500 mm combustible / 100 mm non-combustible Ceiling: ≥1,200 mm from stove top |
Benefits
The Harvia WK500 provides the durability and heating capacity needed for high-traffic environments. With its extra-large stone bed, it generates luxurious, soft steam and ensures consistent performance for large groups—even with frequent use. Its professional certification and Finnish craftsmanship make it a trusted choice for commercial saunas worldwide.
Perfect For
- Public saunas, gyms, and wellness spas
- Large residential sauna rooms (20–50 m³)
- Facilities requiring continuous, reliable heat
- Users who value authentic Finnish wood-burning sauna experience
Why Buy From Us?
- Authorized Harvia Dealer — full manufacturer warranty supported
- Freight shipping with appointment-based delivery
- Price Match Guarantee — we’ll match verified lower prices
- Expert guidance on chimney clearances, stone loading, and installation planning
Need Assistance?
Have questions about chimney setup, stone requirements, or safety regulations? Our sauna specialists are ready to help—reach out anytime for professional advice!
Why Buy From Us
FAQs
Shipping & Delivery
Free curbside shipping on all orders. White-glove delivery/setup available at checkout in most areas. We’ll confirm your preferred date after purchase.
Warranty
Full manufacturer warranty, registered at purchase. Need help with a claim? Our U.S. support team handles it directly with the brand.
Returns
New, uninstalled items can be returned within the brand’s policy window. We’ll help coordinate pickup and any restocking requirements.
Installation & Power
Most saunas/hot tubs require dedicated circuits. We provide spec sheets and can recommend licensed installers in your area.
