Harvia Virta HL90 9kW Electric Sauna Heater
Get it by Sun, Aug 9
Specifications 9 kW • 355 to 494 cu ft • 100 lb stones • 240V / 1-phase
Full technical and electrical specifications for the Harvia Virta HL90.
Power: Requires a 240V single-phase connection. Must be hard-wired by a licensed electrician.
Heat: Traditional Finnish sauna heat. Pour water over the 100 lb stone bed for rich, even steam.
What's in the Box & Setup Heater unit, removable element tray, hardware and manual. Stones and control sold separately.
The Virta HL90 ships as the heater unit only. An external control and sauna stones are required and ordered separately.
In the box
- Harvia Virta HL90 9kW electric sauna heater
- Removable heating element tray
- Installation and user manual
- Mounting and wiring hardware
What you provide
Stones and control are sold separately so you can match them to your build.
- 100 lb of sauna stones
- External digital or mechanical controller
- Licensed electrician for hard-wiring
Setup notes
- External control required The HL90 has no built-in controls. Pair it with an external digital or mechanical controller, sold separately, for precise control over your sauna environment.
- Floor-standing install The floor-standing design keeps the HL90 stable in larger sauna layouts, with a removable tray for quick heating element access.
Recommended for assembly
All electrical work must be completed by a licensed professional.
- Screwdriver
- Level
- Correct gauge wiring
Setup questions? Email info@saunass.com
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6 kW heater options
Compare Harvia Virta heaters
Find the right Virta for your room size.
| Heater | Virta HL60 | Virta HL80 | This modelVirta HL90 | Virta HL110 |
|---|---|---|---|---|
| Power | 6 kW | 8 kW | 9 kW | 10.5 kW |
| Control | Digital (Xenio) | Digital (Xenio) | Digital (Xenio) | Digital (Xenio) |
| WiFi app | Optional | Optional | Optional | Optional |
| Stone capacity | 100 lb | 100 lb | 100 lb | 100 lb |
| Design | Floor-standing stainless steel | Floor-standing stainless steel | Floor-standing stainless steel | Floor-standing stainless steel |
| Safety railing | Optional | Optional | Optional | Optional |
| Best for | Smaller home saunas | 250 to 425 cu ft | 355 to 494 cu ft | Larger home saunas |
All Virta models use an external control, sold separately.
