---
product_id: 1033475
title: "GMS 10 Network Port Expander (Network Device) (010-00351-00)"
brand: "garmin"
price: "£239.31"
currency: GBP
in_stock: true
url: https://www.desertcart.co.uk/products/1033475-gms-10-network-port-expander-network-device-010-00351-00
store_origin: GB
region: United Kingdom
---

# 100 Mbps blazing speed Waterproof for marine durability Expand multiple Garmin devices GMS 10 Network Port Expander (Network Device) (010-00351-00)

**Brand:** garmin
**Price:** £239.31
**Availability:** ✅ In Stock

## Summary

> ⚓ Expand your marine command center with speed and style!

## Quick Answers

- **What is this?** GMS 10 Network Port Expander (Network Device) (010-00351-00) by garmin
- **How much does it cost?** £239.31 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/1033475-gms-10-network-port-expander-network-device-010-00351-00)

## Best For

- garmin enthusiasts

## Why This Product

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

## Key Features

- • **Blazing 100 Mbps Speed:** Experience lightning-fast data transfer across your marine network, up to 10x faster than competitors.
- • **Rugged Waterproof Design:** Built to withstand harsh marine environments, ensuring reliable performance on every voyage.
- • **Compact & Dashboard-Ready:** Sleek, space-saving design mounts neatly on your dashboard, keeping your cockpit clutter-free.
- • **Seamless Multi-Device Connectivity:** Effortlessly link multiple chart plotters and sensors for a fully integrated navigation system.
- • **Plug-and-Play Garmin Network Expansion:** Easily expand your Garmin marine network without complicated setups or downtime.

## Overview

The Garmin GMS 10 Network Port Expander boosts your marine network with 100 Mbps Ethernet-speed connectivity, enabling multiple Garmin chart plotters and sensors to communicate seamlessly. Its waterproof, compact design is perfect for dashboard mounting, delivering robust, reliable performance tailored for serious boaters.

## Description

Garmin GMS 10 Network Port Expander (Network Device) (010-00351-00)

## Features

- 100-Megabit.NA
- Uses the Garmin marine network
- Connects multiple chart plotters
- Brand: Garmin

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Human-Interface Input | Touchscreen |
| Are Batteries Included | No |
| Supported Satellite Navigation System | GPS |
| Connectivity Protocol | Garmin Marine Network |
| Sport Type | Boat sports |
| Mount Type | Dashboard Mount, found in image |
| Screen Size | 9 Inches |
| Additional Features | Waterproof |
| Connectivity Technology | Ethernet |
| Map Types | North America |
| Item Weight | 2.7 Pounds |
| Item Dimensions L x W x H | 7.3"L x 2.2"W x 6.7"H |

## Product Details

- **Brand:** Garmin
- **Model Name:** Garmin GMS 10 Network Port Expander
- **Vehicle Service Type:** Boat
- **Screen Size:** 9 Inches
- **Special Feature:** Waterproof
- **Connectivity Technology:** Ethernet
- **Map Type:** North America
- **Included Components:** Garmin GMS 10 Network Port Expander
- **Mounting Type:** found in image
- **Product Dimensions:** 7.3"L x 2.2"W x 6.7"H

## Images

![GMS 10 Network Port Expander (Network Device) (010-00351-00) - Image 1](https://m.media-amazon.com/images/I/71RvaUmjSiL.jpg)

## Available Options

This product comes in different **Product Packaging, Style** options.

## Questions & Answers

**Q: Is this all i need to network 2 garmin echomap 93sv units to my garmin livescope and see the livescope on both screens?**
A: I used mine to connect 3 uhd 93 sv units. Nothing else was needed for this.

**Q: Do I have to put a switch in the power cord to keep the unit from draining the battery when not in use?**
A: If you have a perko switch, then nothing should pull power from the battery if its in the off position.

**Q: What is the return policy on this item?**
A: No

**Q: Can you link a 93sv plus with a uhd 93sv?**
A: I've connected a Garmin 722 and a 723 with this system, but suggest that you contact Garmin

## Frequently Bought Together

- Garmin GMS 10 Network Port Expander (Network Device)
- Garmin 6FT Marine Network Cable, RJ45
- Garmin 20 Foot Gms 10 Cable for Marine RJ45

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**Shop now:** [https://www.desertcart.co.uk/products/1033475-gms-10-network-port-expander-network-device-010-00351-00](https://www.desertcart.co.uk/products/1033475-gms-10-network-port-expander-network-device-010-00351-00)

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*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-05-22*