Finlandia / Harvia Part # ZSN-250 Thermostat, internal, 110 Celsius is a genuine replacement control designed to regulate the internal temperature of compatible Finlandia and Harvia sauna heaters with dependable accuracy. Installed inside the heater, it continuously monitors heat levels and responds quickly to changes, helping keep your unit within the ideal operating range up to 110°C. By maintaining consistent temperatures, this thermostat supports safer bathing conditions, protects internal components from overheating, and contributes to efficient energy use. Its robust construction is engineered specifically for demanding sauna environments, resisting high heat and humidity over many years of service. Because it is built to the correct specification and connection layout, the ZSN-250 internal thermostat fits seamlessly into approved heater models and preserves reliable performance. Choose this authentic part whenever you are servicing or restoring your heater to ensure dependable temperature management and long-term system integrity.
Finlandia / Harvia Part # ZSN-250 Thermostat, internal, 110 Celsius is a genuine replacement control designed to regulate the internal temperature of compatible Finlandia and Harvia sauna heaters with dependable accuracy. Installed inside the heater, it continuously monitors heat levels and responds quickly to changes, helping keep your unit within the ideal operating range up to 110°C. By maintaining consistent temperatures, this thermostat supports safer bathing conditions, protects internal components from overheating, and contributes to efficient energy use. Its robust construction is engineered specifically for demanding sauna environments, resisting high heat and humidity over many years of service. Because it is built to the correct specification and connection layout, the ZSN-250 internal thermostat fits seamlessly into approved heater models and preserves reliable performance. Choose this authentic part whenever you are servicing or restoring your heater to ensure dependable temperature management and long-term system integrity.