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- 806490T Engine Water Temperature Gauge Sender...
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Item #:
85153831
806490T Engine Water Temperature Gauge Sender Replacement for Mercury and Mariner outboards and MerCruiser Stern Drives and inboards
Item #:
85153831
ETB 3102
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
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In stock
Imported from USA store
QTY:
Order now and get it around Tuesday, July 14
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Pretested and precise Water Temperature Sensor, stable performance, high reliability.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Precision Measurement
Provides accurate engine water temperature readings, ensuring optimal performance and preventing overheating, which can extend the lifespan of your Mercury, Mariner, or MerCruiser engine.
Easy Installation
Designed for quick and hassle-free replacement, eliminating downtime and allowing boat owners to easily maintain their engines with minimal technical skills required.
Durable Build
Constructed with high-quality materials for enhanced durability and reliability, ensuring consistent performance in even the toughest marine environments, making it a smart investment for any boat enthusiast.
Product Details
| Item Weight | 0.3 lbs (140 grams) |
Who Should Buy?
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Boat Owners
Ideal for owners of Mercury and Mariner outboards needing reliable temperature readings for engine health monitoring.
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Mechanics
Perfect for marine mechanics who require a dependable replacement part for servicing various outboard and stern drive engines.
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DIY Enthusiasts
A good choice for DIY boat enthusiasts looking to maintain or upgrade their engines' temperature monitoring system at home.
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Non-Marine Engines
Not suitable for users with non-marine or car engines, as it specifically fits marine applications only.
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Inexperienced Users
Not ideal for users lacking mechanical skills or tools needed for proper installation of the gauge sender.
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Budget Buyers
May not fit those seeking the cheapest options, as this product targets quality and reliability at a higher price.
Product Description
806490T Engine Water Temperature Gauge Sender Replacement for Mercury and Mariner outboards and MerCruiser Stern Drives and inboards
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is the thread size for this sensor?
Answer: The thread size is 3/8 or 9.5mm -18 NPT. -
Question:
Is this sensor easy to install?
Answer: Yes, it is designed for easy installation as a direct aftermarket replacement. -
Question:
What part numbers does this sensor replace?
Answer: It replaces Mercury Mercruiser 806490T, Sierra 18-5897, and Mallory 9-42400.
GruDawu Water Temp Editorial Review
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MT
Mohd
Verified buyer
“The product received very good packaging & safe…Thank You”
16 June 2026 · via Trustpilot
SJ
Shawati
Verified buyer
“Accurate delivery timing given”
16 June 2026 · via Trustpilot
YB
Youcef
Verified buyer
“Not madly expensive like I thought, and much quicker than promised.”
15 June 2026 · via Trustpilot
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“Never dealt with Ubuy before, but everything worked out great. Seamless cross border purchasing and shipping. Thanks!”
6/7/2026 · via Trustpilot
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Kwame
Verified buyer
“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”
12 June 2026 · via Trustpilot
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Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
- Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.
ETB 3102
Order now and get it around Tuesday, July 14
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
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PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
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Fastest cross-border delivery
Features & Benefits
- High-quality oil pressure sender sensor.
- Pretested for precision and reliability.
- Perfect fit according to original factory specifications.
- Durable design for long-lasting use.
- Easy to install; direct aftermarket replacement.
- Compatible with popular brands like Mercury Mercruiser and Sierra.
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