Garmin GMS 10 Network Port Expander

The GMS 10 Network Port Expander is an essential addition to your marine electronics setup, enabling seamless connectivity and enhanced performance for your boat’s Garmin Marine Network. Designed for reliability and speed, the GMS 10 ensures your chartplotters, multi-functional displays (MFDs), and sensors communicate efficiently, providing a superior boating experience.

High-Speed Connectivity

Experience Ethernet-like data transfer speeds with the GMS 10’s robust 100 MB switch. This network port expander allows you to connect multiple chartplotters and sensors, ensuring your Garmin Marine Network operates up to 10 times faster than many competitive systems. Whether you’re navigating, monitoring engine performance, or utilizing advanced marine applications, the GMS 10 delivers the performance you need.

Effortless Plug-and-Play Installation

Simplify your marine network setup with the GMS 10’s plug-and-play functionality. All connected peripherals are automatically detected and accessible as soon as they’re connected to the network. Expanding your system is straightforward—use the same standard data cables to add additional units and displays to the GMS 10’s network ports, allowing for scalable growth without complicated configurations.

Durable Marine-Grade Design

Built to endure the harsh marine environment, the GMS 10 boasts a rugged construction that resists corrosion and water intrusion. All connections are fully water-resistant, and sealed covers protect unused data ports from harmful moisture. This durability ensures your network remains reliable, even in challenging conditions on the water.

Key Features

Feature	Description
Data Transfer Speed	Up to 100 MB switch with Ethernet-like speeds, 10x faster than some competitors
Plug-and-Play	Automatic peripheral detection and easy system expansion
Marine-Grade Construction	Water-resistant connections and sealed covers for durability
Compatibility	Seamlessly integrates with Garmin Marine Network devices
Expandability	Supports multiple MFDs and sensors for comprehensive network setup

Compliance and Safety

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.

Additional Resources

Download the Owner's Manual (PDF) to learn more about installing and optimizing your GMS 10 Network Port Expander.

Orders of physical products placed by 3 PM EST M-F typically ships the same day, if all requested items are in stock. Weekend orders will typically ship on Monday.

Shipping takes 2-7 days.

We currently ship to the Contiguous 48 States.

Life of Sailing merch is custom made for the customer after an order is placed. Total turnaround is typically 7-14 days from order to doorstep.