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Control unit Harvia Fenix FX45  208 V/240 V WiFi
Control unit Harvia Fenix FX45  208 V/240 V WiFi
Control unit Harvia Fenix FX45  208 V/240 V WiFi
Control unit Harvia Fenix FX45  208 V/240 V WiFi
Control unit Harvia Fenix FX45  208 V/240 V WiFi
Control unit Harvia Fenix FX45  208 V/240 V WiFi

Harvia Fenix FX45 is a sauna control unit equipped with a 4.3-inch glass touchscreen control panel and support for remote operation through the MyHarvia app. It is designed to control electric sauna heaters up to 11 kW at 240 V or up to 15 kW at 208 V, as well as compatible functions such as lighting and ventilation.

The glass touchscreen control panel can be surface-mounted or recessed and installed inside the sauna, in a bathroom, or in another indoor location such as a living area. The user interface matches the MyHarvia app, allowing you to monitor sauna status and manage settings both locally and remotely.

  • MyHarvia App Support – Remote sauna control via WiFi using the MyHarvia app
  • 4.3" Touchscreen Panel – Glass touchscreen designed for sauna heat and humidity
  • Unified User Interface – Interface matches the MyHarvia app for consistent operation
  • Preset & Custom Profiles – Supports predefined and user-created control profiles
  • Full Sauna Control – Controls heater, temperature, humidity, ventilation, and lighting
  • Adaptive Heater Logic – System adjusts based on heater performance over time
  • Ready-Time Scheduling – Set the time when the sauna should be ready
  • Combi Heater Compatibility – Supports humidity control with compatible Combi heaters
  • WiFi & OTA Updates – WLAN-enabled with Over-the-Air software updates
  • Safety Features – Includes child lock and door sensor support
  • Flexible Installation – Surface-mounted or recessed installation inside or outside the sauna
  • Guided Setup – Built-in setup wizard for installation and configuration
  • Compatible Models: FX30-U1-U3, FX45-U1-U3, CX30-U1-U3, CX45-U1-U3 (XC / XW variants)
  • Operating Voltage: 240V 1-phase / 208V 3-phase
  • Frequency: 60 Hz
  • Maximum Breaker: 30 A (FX30) / 45 A (FX45)
  • Minimum Supply Wire: 10 AWG (240V) / 8 AWG (208V)
  • Minimum Ground Wire: 6 AWG
  • Protection Rating: IPX3
  • Operating Temperature: 14–104°F
  • Storage Temperature: 32–122°F
  • Temperature Setting Range: 104–194°F
  • Heater Sensor: SP232 / SP232M (included)
  • Optional Bench Sensor: SP325
  • Maximum Sensor Cable Length: 33 ft
  • Mounting Type: Wall-mounted (outside sauna)
  • Minimum Clearance: 15.8 × 13.8 in
  • Dimensions (H × W × D): 10.5 × 14.3 × 2.9 in
  • Weight: 7 lbs
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Control unit Harvia Fenix FX45  208 V/240 V WiFi

SKU: HAR-FX45-U1-U3-XC
$1,551.00
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Harvia Fenix FX45 is a sauna control unit equipped with a 4.3-inch glass touchscreen control panel and support for remote operation through the MyHarvia app. It is designed to control electric sauna heaters up to 11 kW at 240 V or up to 15 kW at 208 V, as well as compatible functions such as lighting and ventilation.

The glass touchscreen control panel can be surface-mounted or recessed and installed inside the sauna, in a bathroom, or in another indoor location such as a living area. The user interface matches the MyHarvia app, allowing you to monitor sauna status and manage settings both locally and remotely.

  • MyHarvia App Support – Remote sauna control via WiFi using the MyHarvia app
  • 4.3" Touchscreen Panel – Glass touchscreen designed for sauna heat and humidity
  • Unified User Interface – Interface matches the MyHarvia app for consistent operation
  • Preset & Custom Profiles – Supports predefined and user-created control profiles
  • Full Sauna Control – Controls heater, temperature, humidity, ventilation, and lighting
  • Adaptive Heater Logic – System adjusts based on heater performance over time
  • Ready-Time Scheduling – Set the time when the sauna should be ready
  • Combi Heater Compatibility – Supports humidity control with compatible Combi heaters
  • WiFi & OTA Updates – WLAN-enabled with Over-the-Air software updates
  • Safety Features – Includes child lock and door sensor support
  • Flexible Installation – Surface-mounted or recessed installation inside or outside the sauna
  • Guided Setup – Built-in setup wizard for installation and configuration
  • Compatible Models: FX30-U1-U3, FX45-U1-U3, CX30-U1-U3, CX45-U1-U3 (XC / XW variants)
  • Operating Voltage: 240V 1-phase / 208V 3-phase
  • Frequency: 60 Hz
  • Maximum Breaker: 30 A (FX30) / 45 A (FX45)
  • Minimum Supply Wire: 10 AWG (240V) / 8 AWG (208V)
  • Minimum Ground Wire: 6 AWG
  • Protection Rating: IPX3
  • Operating Temperature: 14–104°F
  • Storage Temperature: 32–122°F
  • Temperature Setting Range: 104–194°F
  • Heater Sensor: SP232 / SP232M (included)
  • Optional Bench Sensor: SP325
  • Maximum Sensor Cable Length: 33 ft
  • Mounting Type: Wall-mounted (outside sauna)
  • Minimum Clearance: 15.8 × 13.8 in
  • Dimensions (H × W × D): 10.5 × 14.3 × 2.9 in
  • Weight: 7 lbs
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