ThermaSol Solaris Solar-Powered Outdoor Sauna - 14-KIR-45

Off-Grid Wellness. Powered by the Sun.

The Thermasol Solaris redefines outdoor wellness as the first fully off-grid, solar-powered electric sauna available in the United States. Designed for ultimate flexibility and sustainability, Solaris delivers a premium sauna experience without requiring a traditional power connection.

Recognized by TIME as one of the Best Inventions of 2025, Solaris combines innovative solar technology with contemporary European design. Solar panels and an integrated battery pack power the system, while a panoramic tinted glass wall fills the space with natural light and maintains privacy.

Inside, brushed tile oak finishes, integrated LED lighting, and a Wi-Fi-enabled heater create a relaxing retreat that can be placed virtually anywhere. Delivered fully assembled, Solaris offers a seamless path to sustainable wellness.

Key Features

• World's first solar-powered, off-grid electric sauna
• Low-energy system with integrated solar panels and battery pack
• TIME Best Inventions of 2025 honoree
• Solar-tinted panoramic glass wall for privacy and natural light
• Tile-clad interior and exterior with UV-resistant construction
• Integrated LED lighting
• Fully assembled turnkey delivery
• Wi-Fi-enabled heater included
• Modern European-inspired design

Specifications

Size & Capacity

This package includes

• KIP 3kW
• Solar Panels
• Battery/Power Kit

Installation Notes

• Solaris saunas are delivered fully assembled and ready for placement.
• A forklift or crane is required for unloading and positioning the unit.
• Heater installation should be completed by a licensed electrician.
• Ensure a clear access path from the delivery location to the installation site.
• Install on a firm, level surface with proper drainage.
• Recommended surfaces include concrete, decking, pavers, or compacted gravel.
• Refer to the product manuals for complete installation requirements and safety guidelines.

Shipping Details

• Shipping costs vary based on delivery location.
• Outdoor saunas are delivered fully assembled via flatbed trailer.
• Customers are notified approximately two weeks prior to delivery.
• A forklift or crane is required for unloading due to the size and weight of the unit.
• Manual offloading is not recommended.
• Customers are responsible for ensuring proper unloading equipment is available at the time of delivery.
• Contact Between Living for current lead times and shipping quotes.
  

Downloads

• Solaris Specification Sheet