★★★★★ 5
Good fit
High quality replacements. Fast delivery.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 29, 2026
OMAX Thermostat to suit Yamaha / Selva, Mercury / Mariner & Honda Outboards
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
OMAX Thermostat to suit Yamaha / Selva, Mercury / Mariner & Honda OutboardsThis is a genuine OMAX Thermostat of a commonly used size by a number of manufacturers, replacing the following OEM Part Numbers: Yamaha & Selva 66M 12411 01 6G8 12411 01 Mercury Mariner 855676A1 825212T02 Honda 19300 ZW9 003 The OMAX gasket used with some Yamaha Selva outboard models in conjunction with this thermostat can be found HERE Well established in over 20 countries, OMAX is supplied in bespoke boxes and sealed packages with hologrammed
Quick Dispatch:
Your OMAX Thermostat to suit Yamaha / Selva, Mercury / Mariner & Honda Outboards orders ship within 1-2 business days.
Delivery Options:
- Standard: 3-7 business days
- Fast: 2-3 business days
- Express: 1-2 business days
Order Tracking:
You'll receive a tracking link by email once your OMAX Thermostat to suit Yamaha / Selva, Mercury / Mariner & Honda Outboards ships.
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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4.3 ★★★★★
Based on 1393 reviews
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Product Reviews
★★★★★ 5
Worth ordering
This seems like you get more at once than buying from the eufy store and I use it pretty frequently with 2 dogs and a son in the house. This keeps me from having to order so often.
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Reviewed in the United States on March 5, 2026
★★★★★ 5
Works
Works great and as it should
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Reviewed in the United States on January 19, 2026
★★★★★ 4
Good
Good
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Reviewed in the United States on March 13, 2026
★★★★★ 5
Happy yo buy
Perfectly fit
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 4, 2026
