Finnmark FD-5 Trinity XL Infrared & Steam Sauna Combo | 4 Person Home Sauna with Harvia Heater

 

Description

The Finnmark FD-5 Trinity XL is a premium 4-person home sauna that combines full-spectrum infrared, traditional Finnish steam heat, and medical-grade red light therapy in one advanced wellness system.

This 3-in-1 sauna features UL-Listed Spectrum Plus™ infrared heaters, Spectrum Carbon panels, a powerful Harvia 4.5kW traditional sauna heater, and Spectrum Red Light™ therapy — allowing you to experience deep infrared heat up to 170°F or traditional steam heat up to 190°F.

Designed for serious wellness at home, the Trinity XL delivers unmatched versatility, performance, and craftsmanship.

3-In-1 Heating Technology

The FD-5 is the only combination sauna that integrates certified infrared panels with a true traditional sauna heater.

• UL Listed Spectrum Plus™ short-wave infrared heaters
• Spectrum Carbon long-wave infrared panels
• Harvia KIP Series B 4.5kW traditional sauna heater
• Medical-grade Spectrum Red Light™ therapy panel (192 diode, 650nm)
• Infrared up to 170°F
• Traditional steam up to 190°F
• Direct rock-to-heating element contact

Choose infrared, steam, red light therapy, or combine them for a fully customized sauna session.

Traditional Harvia Sauna Heater Included

The Trinity XL includes a Harvia KIP45B 4.5kW sauna heater made in Finland.

• Wall-mounted stainless steel construction
• 4.5kW electric heater
• Built-in controls
• Designed for rooms 100–210 cu. ft.
• Requires minimum 50 lbs of sauna stones
• Direct rock-to-heating element contact
• UL listed
• 240V / 1PH operation
• 2-Year Warranty

Splash water onto the stones to create authentic Finnish steam heat.

Red Light Therapy Integration

Medical-grade red light therapy enhances the sauna experience.

• 192 diode LED panel
• 650nm red light wavelength
• Combined with chromotherapy
• Supports skin health and recovery

Red light therapy complements both infrared and steam sessions for a multi-dimensional wellness experience.

Health & Recovery Benefits

Full-spectrum infrared and traditional steam support advanced recovery.

• Deep tissue heat penetration
• Enhanced circulation
• Promotes detoxification
• Supports muscle recovery
• Encourages relaxation
• Traditional steam intensity for deeper sweat

Short-wave infrared penetrates significantly deeper than carbon-only heaters, delivering a more effective sweat.

Premium Materials & Construction

Built for durability, hygiene, and longevity.

• Antimicrobial Western Canadian Cedar interior
• Thermal Plus™ Thermo-Aspen exterior
• Double-walled construction
• Non-toxic wool insulation
• Extra-large two-tier bench system
• 8mm tempered glass door with gasket
• Low EMF tested

The cedar interior resists mold and odor while the thermo-treated aspen exterior resists warping and decay.

Illumination & Smart Controls

Advanced technology meets ease of use.

• Built-in LCD Wi-Fi touchscreen controller
• Bluetooth audio system
• 6” Hi-Fi speakers
• Spectrum LED near infrared ceiling lights
• ETL Certified components

Control temperature, lighting, and audio directly from the integrated panel.