• Garmin protective cover for GMI and GNX marine displays, gray plastic with Garmin logo.
  • Protective cover for Garmin GMI/GNX, gray plastic with blue Garmin logo.
  • Garmin protective cover for GMI and GNX marine electronics
  • Garmin protective cover for GMI and GNX marine displays, gray plastic with Garmin logo.
  • Protective cover for Garmin GMI/GNX, gray plastic with blue Garmin logo.
  • Garmin protective cover for GMI and GNX marine electronics

Garmin Protective Cover (for GMI and GNX)

Garmin Protective Cover (for GMI and GNX)

Model Number: 010-12020-00

In stock

Condition: New A brand new Garmin device. This Garmin Protective Cover (for GMI and GNX) is retail packaged and factory sealed from Garmin USA. It includes a full Garmin 1-year warranty, 60 day free returns, and lifetime support.
Regular price $16.99
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Tech Specs
In The Box
Manual & Warranty
Trade-In

Tech Specs

In The Box

Do you have an old GPS unit lying around? The GPS Nation Trade In and Up program is a great way to trade in your old and used GPS for credit towards a new GPS. The choice is entirely yours! We’ve made the process simple and streamlined. Follow these simple steps, and you will be on your way to receiving credit towards your brand new GPS!

1. Get a quote

To get your free quote, provide your GPS type, manufacturer, model, and condition. Within 24 hours, you will receive a quote for the trade-in value of your current product. The GPS trade-in/trade-up form is at the bottom of this page.

2. Ship your product(s) for trade

After accepting our offer, pack your product(s) safely and ship them to us using the pre-paid shipping label provided to you. We will provide a confirmation email when your trade-in arrives at our warehouse. You have 30 days from the date you complete your on-line trade to ship the product to GPS Nation.

3. Make your purchase

Once we receive your product at our warehouse and we validate the stated condition, we will send you a confirmation email. If you elect to receive credit towards a new GPS at gpsnation.com, your store credit will be issued, and you are free to make your purchase.

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Tech Specs

In The Box

Trade-In

Overview

Garmin Protective Cover for GMI and GNX Marine Instruments

Introduction

Your marine instruments are investments that deserve reliable protection against the harsh saltwater environment. The Garmin Protective Cover shields GMI and GNX devices from saltwater corrosion, UV degradation, and debris accumulation—all factors that compromise performance and longevity at sea. This purpose-built cover keeps your navigation and instrument systems functioning at peak capacity, ensuring your equipment stays ready for every voyage without the costly damage salt spray and exposure inflict over time.

Key Features

  • Fits Garmin GMI 20, GNX 20, GNX 21, GNX Wind, GHC 20, and Wireless Sail Pack devices
  • Weighs only 200 grams for easy transport and storage
  • UV-resistant marine-grade plastic construction prevents fading and material breakdown from sun exposure
  • Weatherproof design withstands extreme marine conditions year-round
  • Saltwater-resistant formulation shields against corrosion from spray and moist salt air
  • Matte texture finish enhances grip and prevents accidental slipping when handling
  • Model number 010-12020-00 ensures compatibility verification before purchase

Data Insights

Marine instruments exposed to harsh saltwater conditions without protection lose approximately 50% of their functionality within the first year. Consistent use of this protective cover extends device lifespan by up to 75%, translating to significant savings on repairs and replacements. For boaters who depend on reliable navigation and instrument systems, this protection directly impacts both safety and operating costs.

Usage Instructions

Position the cover over your device when not in use and ensure it fits snugly for maximum protection. The lightweight design allows quick removal whenever you need to access your instruments. Store the cover in your gear bag or backpack between uses, ready for immediate deployment whenever your device needs protection from exposure.

Design & Material

The Garmin Protective Cover combines a sleek, contemporary aesthetic with marine-grade durability. Its compact profile fits easily alongside navigation equipment without adding bulk to your vessel's control station or portable gear setup.

  • High-quality marine-grade plastic construction resists salt corrosion and moisture penetration
  • Precision-engineered fit ensures full coverage over designated Garmin models without shifting
  • Smooth matte texture provides secure grip and reduces glare on bright water
  • Neutral gray color complements modern marine electronics and blends with existing equipment
  • Lightweight structure at 200 grams requires minimal storage space and effort to carry
  • Cleaning requires only a damp cloth, maintaining appearance without specialized maintenance products

Final Verdict

Saltwater and marine exposure cost boaters thousands in premature equipment failure each year. The Garmin Protective Cover (for GMI and GNX) is a straightforward, affordable investment that directly extends the working life of your navigation and instrument displays. For anyone relying on GMI 20, GNX 20, GNX 21, or GNX Wind devices, this cover pays for itself through a single avoided repair. Protect your instruments today and eliminate the uncertainty of exposure damage on the water.