The Harvia Spirit SP90E 9kW 240V Sauna Heater Package combines advanced heating performance with elegant Scandinavian design. Designed and manufactured in Finland, this complete package includes the Spirit SP90E electric sauna heater, Harvia Fenix WiFi controller, and genuine sauna stones.

Engineered for both efficiency and safety, the Spirit SP90E heater features built-in smart sensors that prevent operation if objects are placed on top and continuously monitor both heater and room temperature to avoid overheating. Its softly curved form and rounded sauna stones create a contemporary look that complements any sauna interior while ensuring fast, even heat distribution. The Harvia Fenix control unit allows precise adjustment of temperature and timing for a fully customizable sauna experience.

The Harvia Spirit SP90E meets North American safety and performance standards—offering quick heat-up times, reliable operation, and timeless design in one premium package.

Features

Spirit SP90E 9kW Sauna Heater | HSPE90U1MUL

• Wall-mounted design
• Stylish and high-quality heater
• Heats up the sauna quickly and safely
• Integrated safety functions ensure safe use
  
• Designed, engineered, and made in Finland
• For sauna rooms from 177 to 494 cu. ft.
• 110 pound stone capacity
• ETL listed
  
• 2-year warranty
  

Fenix FX45 WiFi Control

• Controls the sauna heater, lighting, and ventilation
• Intelligent user interface that is precise and easy
• High-quality glass screen control panel
• Learns with AI and adapts to the performance of your sauna heater
• Wifi connectivity for remote control and monitoring
• Control panel operating temperature range from 104-194°F
• Surface of flush-mounted installation
• Installs inside or outside the sauna room
  
• 2-year warranty

Harvia R-991 Sauna Stones

• Elegant rounded sauna heater stones made of olivine diabase
• Selected, clean and safe to use
  
• Rounded stones provide more softer steam
  
• Especially in heaters with smaller stone capacity, use same sized angular stones in the bottom layers as they give more heating surface area for the water
• Color and stone species: Gray olivine diabase
• No harmful ingredients
• Stone size: 2" to 4" (5–10 cm)
  

Specifications

Sauna Heater

Fenix FX45 Wi-Fi Control

What's Included

• Sauna Heater
• Wall-Mounting Bracket
• Mounting Screws
• Harvia Fenix FX45 WiFi Control Unit
• Temperature Sensor
• 110 lb of 2" to 4" (5–10 cm) R-991 Sauna Stones (4 boxes)
• Installation and Operation Manual

Manuals & Resources