
Three heat and light sources in one cabin: UL Listed Spectrum Plus infrared heaters, a Harvia Vega Compact traditional heater with stones for ladling water and steam, and a 650nm red LED panel with chromotherapy.
Use infrared for a lower-temperature session, the traditional heater for higher heat and steam, or the red LED panel as part of your routine. Many owners use sauna sessions for relaxation and post-workout recovery. The manufacturer rates the infrared system up to 170°F and the traditional heater up to 190°F.
Key Features
- UL Listed Spectrum Plus short-wave infrared heaters
- Harvia Vega Compact 1.9kW traditional sauna heater with stones. Stainless steel, wall-mounted, built-in controls. Designed, engineered, and made in Finland.
- 192-diode red LED panel at 650nm with chromotherapy color settings
- Western Red Cedar interior with a heat-treated Thermal Plus Aspen exterior
- Two-tier bench
- 8mm tempered glass door with gasket
- 5-inch LCD touchscreen controller with adjustable temperature and session settings
- Bluetooth audio with 6-inch marine-grade speakers
- ETL certified
Specifications
| Capacity | 2 person |
|---|---|
| Exterior dimensions | 48" W x 48" D x 83" H |
| Interior dimensions | 45.2" x 44.5" x 75.5" H |
| Room volume | 86 cu. ft. |
| Product weight | 437 lbs |
| Interior wood | Western Red Cedar |
| Exterior wood | Canadian Aspen (Thermal Plus) |
| Glass | 8mm tempered |
| Infrared heaters | 1,750W |
| Traditional heater | 1,900W (Harvia Vega Compact) |
| Voltage | 120V, single phase |
| Amperage (manufacturer listed) | 15.9A |
| Maximum temperature | 170°F infrared / 190°F traditional |
| Certification | ETL |
| Model / Part number | FD-4 / FD-KN004 |
Electrical
120V, single phase. Manufacturer lists 15.9A. Confirm circuit requirements against the technical spec sheet before ordering.
What's Included
- Wall, floor, and ceiling panels with glass door and handle
- Bench top and bench support
- Infrared heater panels with heater and floor cables
- Power supply unit and power cable
- LCD touchscreen controller with Bluetooth audio and speakers
- Hardware
- Harvia Vega Compact 1.9kW sauna heater
- One box of Harvia AC3000 sauna stones (29 lbs)
- Red LED panel with chromotherapy
Shipping and Warranty
Ships by LTL freight. Free shipping to the contiguous 48 states. Arrives as panels for owner assembly; the manufacturer's manual covers assembly and operation. The traditional heater carries a 2-year Harvia warranty for consumer use. Covered by the Finnmark Designs limited warranty.
Documents
- Assembly & Operation Manual (PDF)
- V2 WiFi Controller Manual (PDF)
- Technical Spec Sheet (PDF)
- Dimensions Diagram (PDF)
- Finnmark Designs Limited Warranty (PDF)
- Intertek ETL Safety Certificate (PDF)
- Intertek cETL Certification (Canada) (PDF)
Sauna use is intended for general wellness and relaxation. This product is not intended to diagnose, treat, cure, or prevent any disease. Consult your physician before use if you are pregnant or have a medical condition.



















