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Durastill Thermal Reset Switch #WD450-318 – OEM High-Temp Safety Reset
Durastill Thermal Reset Switch #WD450-318 – OEM High-Temp Safety Reset
This OEM Durastill thermal reset switch protects your distiller by shutting down the heating system during unsafe high-temperature or dry‑boil conditions.
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Free & Quick Shipping To Continental US
24/6 Support
Made in U.S.A
- ✓ Restores critical safety protection
- ✓ Prevents overheating and dry‑boil damage
- ✓ OEM electrical and safety fit
Specifications
Specifications
Part #: WD450-318
Function: High-temperature safety reset switch
Compatibility: Durastill Model 30 & 46 water distillers (and other models requiring this switch)
Shipping Time
Shipping Time
This item typically ships in 1-2 business days after ordered via USPS. Average transit time is 3-4 business days from our Minnesota location to the continental United States.
Care Instructions
Care Instructions
Taking care of your distiller involves showing love to it by replacing filters regularly and cleaning the boiling chamber.
Check Out Our Video on Maintaining the Boiling Tank of A Water Distiller

Frequently Asked Questions
How do I know my reset switch is bad?
Common signs include the unit not heating even after pressing reset, or the switch tripping repeatedly during normal operation.
Is this an OEM Durastill part?
Yes — this thermal reset switch is manufactured to Durastill factory safety specifications.
Should installation be professional?
You can replace this yourself with careful precautions. UNPLUG Power to unit. Take a picture of the wiring locations prior to removing so you can reference it when reinstalling. We can assist you if you call our nation-wide service center at 612-701-7820. But if you are not comfortable doing this yourself then professional installation is recommended due to electrical wiring and safety considerations.


