

Harvia Xenio CX30-U1-U3-XW WiFi Sauna Control | Up to 7kW | Club, Spirit, Cilindro, Virta
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Up to 7 kW | 240V Single-Phase | Club, Spirit, Cilindro & Virta Series | Wi-Fi Remote Access
The Harvia Xenio CX30-U1-U3-XW is a Wi-Fi enabled touchscreen sauna control system designed for Harvia Club, Spirit, Cilindro, and Virta Series heaters. It manages temperature, operating time, lighting, and ventilation — from the panel or remotely via Wi-Fi — with support for heater outputs up to 7 kW at 240V/1PH. Installs surface-mounted or flush-mounted, inside or outside the sauna room.
The CX30-U1-U3-XW is Harvia’s standard Xenio controller for traditional sauna heaters across the Club, Spirit, Cilindro, and Virta series. Its touchscreen interface is intuitive in low-light sauna conditions, and built-in Wi-Fi lets you preheat your sauna remotely before you’re ready to step in. For higher-output systems up to 10.8 kW, see the Harvia Xenio CX45-U1-U3-XW.
Note: If a temperature sensor is supplied with your heater, follow heater-specific installation instructions. Professional installation is recommended to ensure compliance with local electrical codes.
Compatible Sauna Heaters
- Harvia Club Series
- Harvia Spirit Series
- Harvia Cilindro Series
- Harvia Virta Series
Compatibility may vary by model and configuration. Refer to your heater’s installation manual to confirm.
Key Features
- Touchscreen control panel with Wi-Fi remote access
- Supports heater outputs up to 7 kW
- 240V / Single-Phase
- Adjustable temperature and operating time settings
- Controls sauna lighting and ventilation fan (if connected)
- Surface-mounted or flush-mounted installation
- Can be installed inside or outside the sauna room
- Designed for residential and commercial sauna applications
Operating Range
- Temperature range: 104°F – 194°F
- Pre-setting time range: 0–12 hours
- Maximum heater output: up to 7 kW
What’s Included
- Xenio CX30 touchscreen control panel
- Power unit
- Temperature sensor
- Data cable
- Installation and operation manual
Specifications
- SKU / Model: CX30-U1-U3-XW
- Compatible Series: Club, Spirit, Cilindro, Virta
- Max Heater Output: Up to 7 kW
- Voltage: 240V
- Phase: Single-Phase (1PH)
- Temperature Range: 104°F – 194°F
- Pre-Setting Time: 0–12 hours
- Control Type: Touchscreen with Wi-Fi
- Installation: Surface-mounted or flush-mounted
- Placement: Inside or outside sauna room
- Panel Dimensions: 3.4" W × 1.0" D × 4.4" H (8.6 × 2.5 × 11.2 cm)
Shipping & Delivery
Free Shipping within the contiguous United States. Ships via standard parcel service. Please inspect your shipment upon delivery and note any visible damage before signing.
Warranty
- 1-Year Limited Manufacturer Warranty (Consumer Use)
- 1-Year Limited Manufacturer Warranty (Commercial Use)
Manuals & Documentation
About Harvia
Harvia is one of the world’s leading sauna and spa companies, founded in Finland in 1950. Known for their engineering precision and Scandinavian design philosophy, Harvia products are trusted by homeowners and professionals worldwide. Every product is designed and manufactured to meet the highest standards of safety, performance, and durability.
Complete Your Sauna Setup
- Harvia Rounded Olivine Sauna Stones, 5–10 cm, 33 lbs — compatible sauna stones
- Harvia AC3000 Split-Face Sauna Stones, 5–10 cm — split-face alternative for richer steam
- Harvia Steel Sauna Accessories Set SA006 — bucket, ladle & thermo-hygrometer
- Harvia Legend Sauna Bucket — black steel with thermo-aspen handle
Disclaimer: This product is a sauna control accessory and is not intended to diagnose, treat, cure, or prevent any medical condition.
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Harvia Xenio CX30-U1-U3-XW WiFi Sauna Control | Up to 7kW | Club, Spirit, Cilindro, Virta Review Summary
What people like
Pros
- Remote App Control: The integrated Wi-Fi allows users to conveniently manage sauna settings, including temperature and scheduling, from anywhere using a mobile device.
- Intuitive Touch Interface: The digital control panel features a modern, easy-to-use touch screen for precise manual adjustments.
- Flexible Mounting Options: The compact control panel can be installed inside or outside the sauna room, or even in a separate living area, for added convenience.
- Comprehensive Functionality: It provides centralized control over multiple features, including sauna temperature, lighting, fan settings, and operating time.
Cons
- Inconsistent Connectivity: Some users report that the Wi-Fi signal can be unreliable if the sauna is located too far from the home router.
- Complex Setup: Configuring the remote access or integrating it with home networks can sometimes be challenging for users.
- Limited Integrations: The system may not natively support certain third-party smart home platforms without additional modifications.
- Dependency on Signal: Remote operation depends entirely on a stable wireless network, which may require extra hardware like extenders for outdoor installations.
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