Harvia Pro 50 (WK500) Wood-Burning Sauna Stove

Experience unmatched heating power with the Harvia Pro 50 (WK500) Wood-Burning Sauna Stove, one of Harvia’s largest and most powerful wood-fired sauna heaters. Engineered and manufactured in Finland, this premium commercial-grade sauna stove is designed to heat exceptionally large sauna rooms ranging from 706 to 1,766 cubic feet. Delivering an impressive 40 kW of heating power, the Harvia Pro 50 (WK500) Wood-Burning Sauna Stove combines robust steel construction, a generous 264 lb (120 kg) sauna stone capacity, and authentic Finnish craftsmanship to provide consistent heat and luxurious steam for demanding residential and commercial sauna environments.

Whether installed in a resort, wellness center, spa, fitness club, or expansive private sauna, the Harvia Pro 50 (WK500) Wood-Burning Sauna Stove delivers reliable performance, exceptional durability, and the authentic experience of a traditional wood-fired sauna.

Why Choose the Harvia Pro 50 (WK500) Wood-Burning Sauna Stove?

The Harvia Pro 50 (WK500) Wood-Burning Sauna Stove is specifically designed for large sauna rooms where consistent heat, long-lasting performance, and high steam production are essential.

Its heavy-duty steel body and optimized combustion system produce powerful heat while the large stone capacity stores thermal energy, ensuring stable temperatures even during extended sauna sessions.

Key Benefits

• Powerful 40 kW heating capacity
• Designed for extra-large sauna rooms
• Authentic Finnish wood-burning performance
• Heavy-duty steel construction
• 264 lb sauna stone capacity
• Excellent heat retention
• Soft, humidity-rich steam
• Premium Finnish engineering
• 2-Year Consumer Warranty

Exceptional 40 kW Heating Performance

The Harvia Pro 50 (WK500) Wood-Burning Sauna Stove delivers approximately 40 kW of heating power, making it one of the most powerful wood-burning sauna heaters in Harvia’s Pro Series.

This outstanding heating capacity allows the stove to efficiently warm very large sauna spaces while maintaining comfortable temperatures throughout long sauna sessions.

Recommended sauna room size:

• Minimum: 706 cubic feet
• Maximum: 1,766 cubic feet

Perfect for:

• Commercial wellness centers
• Luxury resorts
• Hotel spas
• Fitness clubs
• Large outdoor sauna buildings
• Public sauna facilities
• Oversized residential saunas

Massive Heat Capacity for Large Saunas

The Harvia Pro 50 (WK500) Wood-Burning Sauna Stove has been engineered specifically for large sauna environments where smaller heaters cannot maintain consistent temperatures.

Its high heating output ensures:

• Rapid room heating
• Stable temperatures
• Consistent steam production
• Reliable commercial performance
• Comfortable sauna sessions for multiple users

Even in high-demand environments, the stove maintains excellent heating performance.

Authentic Finnish Wood-Burning Experience

Nothing compares to the atmosphere created by the Harvia Pro 50 (WK500) Wood-Burning Sauna Stove.

Enjoy all the traditional benefits of a genuine Finnish wood-fired sauna:

• Natural radiant warmth
• Rich Finnish löyly (steam)
• Relaxing crackling fire
• Comfortable humidity
• Authentic wood aroma
• Long-lasting heat

The combination of natural fire and heated sauna stones creates an unforgettable wellness experience.

Heavy-Duty Steel Construction

Built for continuous operation, the Harvia Pro 50 (WK500) Wood-Burning Sauna Stove features rugged steel construction engineered to withstand years of demanding use.

Construction highlights include:

• Heavy-duty steel body
• Durable black finish
• High-temperature resistant materials
• Commercial-grade construction
• Long service life

The premium steel construction provides excellent durability while maintaining efficient heat transfer.

264 lb Sauna Stone Capacity

The Harvia Pro 50 (WK500) Wood-Burning Sauna Stove accommodates approximately 264 pounds (120 kg) of sauna stones.

The large stone capacity provides several advantages:

• Excellent heat retention
• Soft, gentle steam
• Even temperature distribution
• Long-lasting warmth
• Improved humidity
• Authentic Finnish sauna performance

Required for operation:

• 264 lbs (120 kg) sauna stones
• 6 boxes of 44 lb stones
• Recommended stone size: 10–15 cm

Premium sauna stones maximize thermal storage and produce superior steam quality.

Built for Commercial and Residential Use

The Harvia Pro 50 (WK500) Wood-Burning Sauna Stove is ideal for both commercial facilities and large private saunas.

Suitable applications include:

• Health clubs
• Luxury hotels
• Commercial spas
• Wellness centers
• Outdoor sauna cabins
• Retreat centers
• Large family saunas

Its powerful heating capacity makes it an excellent choice for high-use environments.

Efficient Wood-Burning Technology

The Harvia Pro 50 (WK500) Wood-Burning Sauna Stove is engineered to maximize the energy extracted from every piece of firewood.

Benefits include:

• Efficient combustion
• Consistent heat production
• Reduced fuel waste
• Reliable operation
• Long burn cycles
• Outstanding heating performance

The optimized fire chamber provides dependable heat while maintaining traditional wood-burning sauna characteristics.

Easy Floor Installation

The Harvia Pro 50 (WK500) Wood-Burning Sauna Stove is designed for stable floor-mounted installation.

Installation features include:

• Floor-mounted design
• Compact footprint for its heating capacity
• Professional installation compatibility
• Durable structural design
• Reliable long-term operation

Always follow the installation manual and local building regulations during installation.

What’s Included

Your Harvia Pro 50 (WK500) Wood-Burning Sauna Stove package includes:

• Harvia Pro 50 (WK500) Wood-Burning Sauna Stove
• Installation & Operation Manual
• 2-Year Consumer Warranty

Technical Specifications

Safety Distances

Designed and Manufactured in Finland

Every Harvia Pro 50 (WK500) Wood-Burning Sauna Stove is proudly designed, engineered, and manufactured in Finland.

Harvia’s commitment to quality ensures:

• Premium craftsmanship
• Long-lasting durability
• Reliable heating performance
• CE Certification
• EAC Listing
• Industry-leading engineering

The result is a professional-grade sauna heater trusted by commercial and residential users worldwide.

2-Year Consumer Warranty

The Harvia Pro 50 (WK500) Wood-Burning Sauna Stove includes Harvia’s 2-Year Limited Consumer Warranty, covering defects in materials and workmanship under normal residential use.

Why Buy the Harvia Pro 50 (WK500) Wood-Burning Sauna Stove?

The Harvia Pro 50 (WK500) Wood-Burning Sauna Stove is the ultimate choice for anyone needing powerful, dependable heating for large sauna spaces. Its impressive 40 kW output, commercial-grade steel construction, generous stone capacity, and authentic Finnish design make it one of the most capable wood-burning sauna heaters available today.

Whether you’re operating a commercial wellness facility or building a spacious luxury sauna at home, the Harvia Pro 50 (WK500) Wood-Burning Sauna Stove delivers exceptional heat, superior steam quality, and years of reliable performance.