Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
- No EU import duties. - Ships within 3-5 business days. (USA) - Ships with 8-12 business days. (International)
⚠️ California Proposition 65 Warning : Some products sold on this website may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
For more information, visit www.P65Warnings.ca.gov.
Sierra's 18-3544 Thermostat is designed for use in Johnson and Evinrude applications. It is interchangeable with Johnson/Evinrude 435491, 437090, and Mallory 9-43032, 9-43036. Each Sierra product meets or exceeds the original equipment part it replaces.
Yes, we offer free standard shipping on all orders within the United States.
When will I receive my item?
Domestic orders typically arrive within 3-5 business days. Delivery times are estimated and may vary depending on your location, weather conditions, or other unforeseen factors.
Can I change or return my item?
We hope you love your purchase, but if you need to make a change or return your item, we’ve got you covered! You can initiate a return or exchange within 30 days of receiving your order. Please ensure the product is in its original condition and packaging. For more information on our return policy, please visit our Returns & Exchanges page.
Frequently Asked Questions
Q: What applications is the Sierra International 18-3544 Thermostat compatible with?A: The Sierra International 18-3544 Thermostat is designed specifically for use in Johnson and Evinrude applications, making it a reliable choice for those brands.
Q: Can I replace my old thermostat with the Sierra 18-3544?A: Yes, the Sierra 18-3544 Thermostat is interchangeable with several models including Johnson/Evinrude 435491, 437090, and Mallory 9-43032, 9-43036, ensuring a seamless replacement.
Q: What are the dimensions and weight of the Sierra 18-3544 Thermostat?A: The Sierra 18-3544 Thermostat has a small size with dimensions of 0.39 inches in length and width, and it weighs 0.2 pounds.
Q: Is the Sierra 18-3544 Thermostat made of durable materials?A: Yes, the Sierra 18-3544 Thermostat is made from high-quality metal, ensuring durability and longevity in performance.
Q: What should I expect in the package when I purchase the Sierra 18-3544 Thermostat?A: Each package includes one thermostat, and you can trust that each Sierra product meets or exceeds the original equipment part it replaces for optimal performance.
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