Description
The Harvia Virta HL90E 9kW Sauna Heater is a powerful and stylish electric sauna heater designed for those who want a dependable traditional sauna experience. Built with durable black steel construction, the Virta series combines modern design with strong performance and long-term reliability.
The heater is ideal for medium to large sauna rooms and is designed for frequent sauna use and extended sauna sessions. Its large stone capacity ensures even heat distribution while producing authentic Finnish löyly steam when water is poured over the hot stones.
The Virta HL90E operates with a Harvia Xenio digital control system (sold separately), allowing convenient and precise temperature control.
Designed and manufactured in Finland, Harvia heaters are known worldwide for their durability, craftsmanship, and authentic sauna performance.
Heating Performance
The Harvia Virta HL90E provides 9.0kW of heating power, making it ideal for sauna rooms ranging from 177 to 494 cubic feet.
Harvia’s advanced heating elements deliver fast warm-up times and even heat distribution, ensuring a comfortable sauna environment throughout the session.
This heater requires 100 pounds of sauna stones, which absorb heat from the elements and gradually radiate warmth throughout the sauna room. Adding water to the stones produces traditional Finnish löyly steam.
Key Features
Powerful 9kW electric sauna heater
Durable black steel construction
Large 100 lb stone capacity for improved heat distribution
Produces authentic Finnish löyly steam
Designed for frequent and long sauna sessions
Compatible with Harvia Xenio digital control system
Side-wall, corner, or floor installation options
Industrial-grade serviceable heating elements
Designed and manufactured in Finland
ETL safety certification
Stone Requirements
The Harvia Virta HL90E requires 100 lbs of sauna stones.
Recommended configuration:
3 boxes – 44 lbs sauna stones (10–15 cm)
Sauna stones absorb heat from the heating elements and gradually release warmth into the sauna room, creating a balanced sauna environment.
(Sauna stones sold separately.)
Compatible Controls
This heater requires a Harvia Xenio control system.
Compatible models:
CX45-U1-XW
CX45-U3-XW
Control unit is sold separately.
What’s Included
Harvia Virta HL90E Sauna Heater
Temperature Sensor
Installation and Operation Manual
1-Year Limited Warranty (Consumer Use)
1-Year Limited Warranty (Commercial Use)
Installation
Installation Type
Side-wall, corner, or floor-mounted installation
Flexible installation options allow the heater to fit various sauna layouts.
Product Specifications
| SKU / Model | HL9U1 / Virta HL90E |
| Series | Harvia Virta |
| Type | Heater |
| Color / Finish | Black |
| Construction Material | Black Steel |
| Output | 9.0kW |
| Wattage | 9000.0W |
| Voltage | 240VAC |
| Amperage | 37.5 |
| Phase | 1PH |
| Breaker Requirement | 2x30A |
| Room Volume | 177-494 CU. FT. |
| Stone Requirement | 100 lbs |
| Maximum Temperature | 194 F |
| Dimensions (W x D x H) | 16"W (415mm) x 13"D (330mm) x 33"H (840mm) |
| Width | 16" (406mm) |
| Depth | 13" (330mm) |
| Height | 33" (840mm) |
| Product Weight | 51 lbs |
| Installation Type | Wall-Mount |
| Certifications | ETL |
Technical Documents
| Installation & Operation Manual | Download Manual (PDF) |
| Data Sheet | Download Data Sheet (PDF) |
| Warranty | Download Warranty (PDF) |
Why Choose the Harvia Virta HL90E?
• Powerful 9kW heating performance
• Large 100 lb stone capacity for even heat distribution
• Durable black steel construction
• Compatible with Harvia Xenio digital controls
• Designed for frequent sauna use
• Designed and manufactured in Finland