4-Person Home Sauna | Full-Spectrum Infrared + Traditional Steam + Red Light Therapy | FD-KN005
Create a versatile home wellness space with the Finnmark FD-5 Trinity XL, a 4-person combination sauna that brings together full-spectrum infrared heating, traditional steam sauna heat, and integrated Spectrum Red Light™ in one spacious cabin.
Designed for customers who want multiple sauna experiences in one dedicated space, the Trinity XL combines UL-listed Spectrum Plus™ infrared heaters, a 4.5kW traditional steam heater, and an integrated Spectrum Red Light™ system. The interior features Western Canadian Cedar, while the exterior uses Thermal Plus™ Aspen.
Key Features
Full-Spectrum Infrared + Traditional Steam Sauna
The Trinity XL gives you the flexibility to enjoy different sauna formats in one unit.
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UL-listed Spectrum Plus™ infrared heaters
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Traditional 4.5kW steam heater
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Full-spectrum infrared heating
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Traditional sauna capability
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Designed for up to 4 people
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Combination sauna configuration
Traditional 4.5kW Steam Heater
Enjoy a more traditional sauna experience with the integrated steam heater.
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4.5kW traditional steam heater
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Designed for traditional sauna use
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Provides the option to create a steam-enhanced sauna environment
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Follow manufacturer instructions for operation and water use
Spectrum Plus™ Infrared Heating
The FD-5 Trinity XL incorporates Spectrum Plus™ infrared heating technology as an alternative to traditional sauna heating.
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UL-listed Spectrum Plus™ infrared heaters
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Full-spectrum infrared heating
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Designed for infrared-focused sauna sessions
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Provides another option for your personal sauna routine
Integrated Spectrum Red Light™
The Trinity XL also includes Spectrum Red Light™, providing an additional feature within the sauna environment.
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Spectrum Red Light™
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Integrated red light system
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Designed to complement your personal wellness routine
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Conveniently incorporated into the sauna
Western Canadian Cedar Interior
The sauna interior is constructed from Western Canadian Cedar, creating a warm, natural setting for your home sauna.
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Western Canadian Cedar interior
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Natural wood construction
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Traditional sauna appearance
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Designed for use in a dedicated home wellness space
Thermal Plus™ Aspen Exterior
The exterior features Thermal Plus™ Aspen for a finished, premium appearance.
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Thermal Plus™ Aspen exterior
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Durable sauna construction
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Complements the cedar interior
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Designed for dedicated home use
Spacious 4-Person Design
The Finnmark FD-5 Trinity XL is designed for up to 4 people, providing a larger interior for shared sauna sessions or additional personal space.
The extra-large, two-tier bench configuration provides flexible seating within the cabin.
Extra-Large Two-Tier Bench
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Extra-large bench design
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Two-tier seating
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Designed for comfortable sauna use
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Suitable for shared or individual sessions
8mm Tempered Glass
The Trinity XL features 8mm tempered glass designed to provide high thermal retention while creating an open feel inside the sauna.
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8mm tempered glass
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High thermal-retention design
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Complements the wood interior
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Provides visibility into and out of the sauna
Built-In LCD Touchscreen Controller
Control your sauna experience with the integrated LCD touchscreen controller.
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Built-in LCD touchscreen
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Convenient control interface
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Bluetooth audio capability
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Designed for straightforward operation
Bluetooth Audio
The Trinity XL includes an integrated audio system for added convenience during sauna sessions.
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Bluetooth audio
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Two 6" HiFi marine-grade speakers
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Built-in speaker system
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Designed for personal entertainment while using the sauna
Product Highlights
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4-person home sauna
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Full-spectrum infrared heating
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UL-listed Spectrum Plus™ infrared heaters
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Traditional 4.5kW steam heater
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Integrated Spectrum Red Light™
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Western Canadian Cedar interior
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Thermal Plus™ Aspen exterior
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Extra-large two-tier bench
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8mm tempered glass
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Built-in LCD touchscreen controller
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Bluetooth audio
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Two 6" HiFi marine-grade speakers
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Combination infrared and traditional sauna design
Product Specifications
| Specification | Details |
|---|---|
| Brand | Finnmark |
| Model | FD-5 Trinity XL |
| Model Number | FD-KN005 |
| SKU | SAK37258 |
| Capacity | Up to 4 People |
| Sauna Type | Infrared & Steam Sauna Combo |
| Infrared Heating | Spectrum Plus™ Full-Spectrum Infrared |
| Traditional Heater | 4.5kW Steam Heater |
| Red Light | Spectrum Red Light™ |
| Interior | Western Canadian Cedar |
| Exterior | Thermal Plus™ Aspen |
| Glass | 8mm Tempered Glass |
| Bench | Extra-Large Two-Tier |
| Controller | Built-In LCD Touchscreen |
| Audio | Bluetooth |
| Speakers | 2 × 6" HiFi Marine-Grade Speakers |
What's Included
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Finnmark FD-5 Trinity XL 4-Person Sauna
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Spectrum Plus™ infrared heating system
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4.5kW traditional steam heater
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Spectrum Red Light™ system
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Extra-large two-tier bench
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Built-in LCD touchscreen controller
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Bluetooth audio system
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Two 6" HiFi marine-grade speakers
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Sauna components according to the manufacturer's configuration
Product Manuals & Documentation
Manufacturer documentation is available for the Finnmark FD-KN005, including:
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Product brochures
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Product specification sheet
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User manual
Review the manufacturer's documentation before installation and use for complete information regarding electrical requirements, installation, operation, maintenance, sauna stone/steam use, and safety procedures.
Shipping
FREE USA SHIPPING
The Finnmark FD-5 Trinity XL is:
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Packed and shipped within 1–3 business days
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Estimated delivery within 5–10 business days
Delivery timing may vary based on destination, carrier, and other shipping conditions.
Wellness & Safety Information
The Finnmark FD-5 Trinity XL is intended for general wellness, relaxation, sauna, and personal self-care use.
The sauna and red light features are not intended to diagnose, treat, cure, or prevent any disease or medical condition. Individual experiences may vary.
Always follow the manufacturer's operating and safety instructions. If you have a medical condition, are pregnant, take medications that may affect heat or light sensitivity, or have other health-related concerns, consult an appropriate healthcare professional before use.
Why Choose the Finnmark FD-5 Trinity XL?
The Finnmark FD-5 Trinity XL brings multiple sauna and wellness features together in one spacious 4-person cabin.
With full-spectrum infrared heating, a 4.5kW traditional steam heater, integrated Spectrum Red Light™, Western Canadian Cedar, Thermal Plus™ Aspen, touchscreen controls, Bluetooth audio, and two-tier seating, the Trinity XL offers a flexible way to create a dedicated sauna experience at home.
Finnmark FD-5 Trinity XL 4-Person Infrared & Steam Sauna Combo Review Summary
What people like
Pros
- Triple Therapy: Combines infrared, steam, and red light therapy.
- Full-Spectrum Infrared: Deep, effective heat penetration.
- High Temperatures: Reaches up to 190°F (steam) and 170°F (infrared).
- Quick Heat-Up: Efficiently reaches desired temperatures.
- Premium Materials: Cedar interior, Thermo-Aspen exterior for durability.
- Low EMF: Independently tested for minimal electromagnetic fields.
- Advanced Controls: Built-in LCD touchscreen, Bluetooth audio, Wi-Fi capable.
- Therapeutic Benefits: Aids detox, muscle recovery, pain relief, skin health.
- UL Listed Heaters: Infrared heaters are certified for safety.
- Excellent Warranty: Lifetime on Spectrum Plus heaters, 10 years on cabin/controls.
- Elegant Design: High-end aesthetic, blends well in home environments.
- Easy Assembly: Generally manageable for DIY with clear instructions.
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