---
product_id: 487562302
title: "UanofCn 8M6000359 Float Fuel Switch Sensor for Mercury Mariner Outboard motor 75-300HP Tank"
brand: "uanofcn"
price: "A$100"
currency: AUD
in_stock: true
reviews_count: 5
url: https://www.desertcart.com.au/products/487562302-uanofcn-8m6000359-float-fuel-switch-sensor-for-mercury-mariner-outboard
store_origin: AU
region: Australia
---

# Direct Replacement Automatic Lift OEM Specs UanofCn 8M6000359 Float Fuel Switch Sensor for Mercury Mariner Outboard motor 75-300HP Tank

**Brand:** uanofcn
**Price:** A$100
**Availability:** ✅ In Stock

## Summary

> 🚤 Float into the Future of Outboard Performance!

## Quick Answers

- **What is this?** UanofCn 8M6000359 Float Fuel Switch Sensor for Mercury Mariner Outboard motor 75-300HP Tank by uanofcn
- **How much does it cost?** A$100 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/487562302-uanofcn-8m6000359-float-fuel-switch-sensor-for-mercury-mariner-outboard)

## Best For

- uanofcn enthusiasts

## Why This Product

- Trusted uanofcn brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Lightweight Design:** Weighs only 24g, ensuring minimal impact on your outboard's performance.
- • **Durable Construction:** Built to withstand the rigors of marine environments, ensuring longevity.
- • **Maintenance Reminder:** Regular impeller checks recommended for peak engine efficiency.
- • **Precision Engineering:** Crafted to meet or exceed OEM specifications for optimal performance.
- • **Seamless Compatibility:** Directly replaces multiple Mercury part numbers for hassle-free installation.

## Overview

The UANOFCN8M6000359 Float Fuel Switch Sensor is a high-quality replacement part designed for Mercury Mariner and Race Outboards ranging from 75 to 300 HP. With precise engineering that meets OEM specifications, this sensor ensures seamless compatibility and reliable performance. Weighing just 24g, it’s built to last in demanding marine conditions, making it an essential upgrade for any serious boater.

## Description

UanofCn 8M6000359 Float Fuel Switch Sensor for Mercury Mariner Outboard motor 75-300HP Tank

## Features

- Fuel Tank Float for Mercury Mariner and Race Outboards
- Replaces Mercury #: 8M6000359 8M0007943 880596524 880596522 880596504
- Used on Mercury 75-115 HP EFI and Verado 135-300 HP 4 stroke Outboard Motors
- It Meets or Exceeds OEM Specifications and is a Direct Replacement
- Advice check your impeller replacement every season, and replace it every two to three seasons, in order to ensure that engine to run smoothly

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | UA-OFN Boat Engine Parts R&D Manufacturer |
| Brand | UANOFCN |
| Model | Mercury Float Fuel Switch 8M6000359 |
| Product Dimensions | 7.5 x 3.5 x 5.6 cm; 24 g |
| Item model number | 8M6000359 |
| Manufacturer part number | 8M6000359 |
| OEM Part Number | Mercury Mariner 880596504, Mercury Mariner 880596522, Mercury Mariner 880596524, Mercury Mariner 8M0007943, Mercury Mariner 8M6000359 |
| Position | Bottom |
| Special Features | Fuel float sensor, Rebuild the Fuel Module |
| Lift type | Automatic |
| Item Weight | 24 g |

## Product Details

- **Brand:** UANOFCN
- **Fit Type:** Vehicle Specific Fit
- **Vehicle Service Type:** PWC
- **Item dimensions L x W x H:** 2.95 x 1.38 x 2.2 inches
- **Material:** Plastic

## Images

![UanofCn 8M6000359 Float Fuel Switch Sensor for Mercury Mariner Outboard motor 75-300HP Tank - Image 1](https://m.media-amazon.com/images/I/617YnNJ40rL.jpg)
![UanofCn 8M6000359 Float Fuel Switch Sensor for Mercury Mariner Outboard motor 75-300HP Tank - Image 2](https://m.media-amazon.com/images/I/51flbsc7xFL.jpg)
![UanofCn 8M6000359 Float Fuel Switch Sensor for Mercury Mariner Outboard motor 75-300HP Tank - Image 3](https://m.media-amazon.com/images/I/51dvmY-CPJL.jpg)
![UanofCn 8M6000359 Float Fuel Switch Sensor for Mercury Mariner Outboard motor 75-300HP Tank - Image 4](https://m.media-amazon.com/images/I/51VRTRYu20L.jpg)
![UanofCn 8M6000359 Float Fuel Switch Sensor for Mercury Mariner Outboard motor 75-300HP Tank - Image 5](https://m.media-amazon.com/images/I/71bV6yzui1L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ 







  
  
    Perfect Replacement
  

*by J***E on Reviewed in the United States on 14 August 2024*

This float switch was a perfect replacement on our Mercury 90 Four Stroke. Solved the fuel delivery problems we were experiencing at a reasonable price.

### ⭐⭐⭐⭐⭐ 







  
  
    Works great
  

*by D***K on Reviewed in Canada on 11 September 2023*

Ours failed and left us on the lake,  after bench testing to confirm it was the float switch contacted Mercury for a new switch, over $200 and approx 3 weeks.  Needless to say this was a great buy, perfect fit and arrived in 3 days.  Spent the rest of the summer on the water not a trailer!

### ⭐⭐⭐⭐⭐ 







  
  
    Inexpensive
  

*by K***E on Reviewed in the United States on 26 July 2024*

$100 less than anyone else looks to exactly the same

## Frequently Bought Together

- Uanofcn 8M6000359 Float Fuel Switch Sensor for Mercury Mariner Outboard Motor 75 to 300 HP Tank
- REPLACEMENTKITS.COM Brand Fuel Supply Module Seal Kit Compatible with Mercury 75-350 HP 2003 & Up ONLY Some Models Replaces 26-880596A01
- QFS OEM Fuel Pressure Regulator Replacement for Mariner/Mercruiser/Mercury 135, 150, 175, 200, 7F75413ZD, 7F80413ZB, 7F80413ZF, 7F90413ZD, 2006-2007, OEM 880596503 892681 880596T58

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**Shop now:** [https://www.desertcart.com.au/products/487562302-uanofcn-8m6000359-float-fuel-switch-sensor-for-mercury-mariner-outboard](https://www.desertcart.com.au/products/487562302-uanofcn-8m6000359-float-fuel-switch-sensor-for-mercury-mariner-outboard)

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*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-02-20*