The FH71 high-limit switch is your sauna's essential safety guardian. This genuine Finlandia/Harvia component (EGO 55.13529.100) acts as a secondary thermal cutoff, monitoring heater temperature and automatically shutting down power if heat exceeds safe operating limits. Designed as a backup to your main thermostat, it prevents component damage and protects users from dangerous temperature spikes. Built for the demanding environment of repeated high-heat cycles, this robust control delivers years of reliable performance. When your original high-limit switch ages or fails, this OEM replacement restores full safety compliance and peace of mind. Compatible with select Finlandia and Harvia sauna systems, it ensures your heater responds correctly to thermal emergencies—keeping your sauna operating safely within design specifications. Previously the ZSK-764
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We often have sales and discounts available. You can always reach out to us for more information if you are unable to find any information on the website.
We offer a 30 day return period for unopened and uninstalled items shipped via ground shipping. Items shipped via LTL such as sauna rooms are not able to be returned.
If an item you received is defective, you must first go through the manufacturer for a warranty replacement. You may then return the brand new replacement from the manufacturer to us for a refund if within 30 days of your initial shipment.
To see more on our shipping and return policies click here.
We take all major credit cards, PayPal, and HSA/FSA cards through Truemed on eligible products.
Yes, simply select Truemed as your payment option at checkout on eligible products and use your FSA or HSA card as you would any other credit card. If you do not have sufficient HSA/FSA funds, you can split your payment between your credit card and HSA/FSA card.
You will see a statement underneath the "Add to Cart" button signifying it is eligible.
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