









Harvia Spirit SP90E 9kW Black Sauna Heater 240V 1PH
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The Harvia Spirit SP90E is a nine kilowatt wall mounted electric sauna heater for medium to large home saunas. Its curved black body and deep rounded stone bed create a modern look and a soft even heat. When paired with a Harvia Xenio or Xenio WiFi package you can start and monitor your sauna from a control panel or the MyHarvia mobile app while built in safety functions protect against overheating and blocked airflow.
Key Features
- Nine kilowatt electric sauna heater for medium to large traditional saunas
- Rated for sauna rooms from about one hundred seventy seven to four hundred ninety four cubic feet
- Wall mounted design keeps the floor clear and preserves bench space
- Modern black steel housing with organically curved front and rounded stones
- Large one hundred ten pound stone capacity for gentle enveloping heat and rich steam
- Heats the room quickly then maintains a stable bathing temperature
- Integrated safety functions help prevent remote start if items are placed on the heater
- Separate safety sensors monitor heater temperature and sauna air temperature
- Compatible with Harvia Xenio wall control and Xenio WiFi packages sold separately
- Works with the MyHarvia mobile app when used with a WiFi enabled Xenio kit
- Designed engineered and made in Finland
Specifications
| Brand | Harvia |
| Series | Spirit |
| Model | SP90E |
| Part number | HSPE90U1M |
| Heater type | Wall mounted electric sauna heater |
| Power output | 9.0 kilowatts |
| Voltage and phase | 240 volt single phase |
| Nominal current | About 37.5 amperes |
| Recommended breaker | Typically about 40 amp circuit sized by a licensed electrician |
| Room volume | About 177 to 494 cubic feet |
| Stone capacity | About one hundred ten pounds of sauna stones |
| Construction | Black steel housing with stainless steel heating elements |
| Installation | Wall mount using included bracket and hardware |
| Dimensions | About 15 inches wide by 13.1 inches deep by 29.5 inches high |
| Product weight | About 28 pounds without stones |
| Controls | Operates with Harvia Xenio and Xenio WiFi control packages sold separately |
| Certifications | ETL listing |
| Country of origin | Finland |
| Warranty | One year limited consumer and one year limited commercial warranty |
What Is Included
- Harvia Spirit SP90E nine kilowatt black sauna heater
- Temperature sensor
- Wall mounting bracket and mounting screws
- Installation and operation manual
- One year limited consumer and one year limited commercial warranty
Required and Recommended Accessories
- About one hundred ten pounds of Harvia sauna stones typically four boxes of rounded stones sold separately
- Harvia Xenio wall control and optional Xenio WiFi kit sold separately
- Harvia heater guard rail and matching accessories if additional protection is desired
Installation Notes
- For indoor traditional saunas built to Harvia clearance and ventilation guidelines
- Requires a dedicated 240 volt single phase supply installed by a licensed electrician
- All wiring and final connections must follow local electrical codes and the Harvia manual
- Mount the heater and sensor at the heights shown in the installation guide and keep required clearances to wood surfaces
- Rinse stones before loading and stack them loosely so air can move freely between them

Why Choose Sauna Luxuries?
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At Sauna Luxuries, we’re more than just another online store — we’re your dedicated partner in wellness. Every product we offer is carefully selected for quality, performance, and long-term value. As an authorized dealer, we guarantee authentic models, factory warranties, and expert guidance every step of the way. From fast answers to custom recommendations, we make shopping for your perfect sauna effortless.