Mercury – Fuel Level 2 Gauge | Black Face | 2-1/8" (52 mm) | 79-8M0052845

Overview

The Mercury Fuel Level 2 Gauge (79-8M0052845) gives you accurate fuel readings for a second tank or additional sender setup. With a black face, bold white markings, and a glass lens, it’s easy to read and matches perfectly with other Mercury SC1000 or SmartCraft gauges. It fits a standard 2-1/8" (52 mm) dash opening and works with SmartCraft-capable systems when compatible sensors are installed.

Key Features

• Fuel Level 2 Display – Designed to monitor a second fuel tank or dual-sender setup.
• Black Face & Glass Lens – Sleek, easy-to-read design with OEM styling.
• Standard 2-1/8" (52 mm) Dash Fit – Simple drop-in installation.
• SmartCraft-Ready – Works with SmartCraft systems that have multiple fuel level sensors.
• Accurate & Reliable – Provides steady, real-time readings for better fuel management.
• Marine-Grade Durability – UV-resistant, vibration-tested, and corrosion-protected for years of use.
• OEM Look & Fit – Matches Mercury’s black-face gauge family for a consistent, factory finish.

Compatibility

• Fits: Mercury SmartCraft-equipped boats (functionality depends on engine model and installed sensors)

Performance & Practical Benefits

This gauge is built for boats with more than one fuel tank, giving you easy access to both readings at a glance. The bright markings and black face make it easy to read in any light, while the durable construction holds up to salt, sun, and vibration. It’s a clean, functional addition to any multi-tank SmartCraft setup.

Why Buy OEM

Mercury gauges are made to the same standards as their engines — reliable, accurate, and built for life on the water. Each unit is factory-tested for performance and durability, ensuring a perfect fit, proper function, and seamless integration into your SmartCraft system.

FAQ

Q1: What does this gauge measure?
It shows fuel level for a second tank or secondary fuel sender setup.

Q2: What dash opening does it fit?
A standard 2-1/8" (52 mm) gauge hole.

Q3: Does it work with all Mercury engines?
It’s designed for SmartCraft-capable engines with multiple fuel level sensors.

Q4: Is it easy to install?
Yes — it installs just like other Mercury 2-1/8" gauges and connects through SmartCraft wiring.

Q5: Is it an OEM Mercury part?
Yes — this is a genuine Mercury Marine gauge, built to factory specifications.

WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.