Keep your marine adventures worry-free by shielding your Garmin GPSMAP chartplotter from the relentless sun. This rugged protective sun cover is designed specifically for the GPSMAP 720, 720s, 740, and 740s models, acting as a tough barrier against ultraviolet rays that can fade screens, warp plastics, and shorten device lifespan. Boaters know the drill: hours under direct sunlight on the water can turn premium electronics into pricey headaches, but this cover steps in to preserve clarity and functionality for season after season.

Built for the Brutal Marine Environment

Crafted with heavy-duty construction, this silver-toned cover snaps securely into place, offering more than just basic shade—it's a frontline defense tailored for saltwater exposure and extreme weather swings. Unlike flimsy alternatives, it withstands the daily grind of docking, trailering, and open-water pounding without cracking or yellowing. Imagine pulling into your slip after a long day on the bay, knowing your chartplotter's touchscreen stays pristine, ready for the next trip without recalibration or costly repairs.

Key Advantages for Serious Boaters

• Precision Fit: Engineered exclusively for GPSMAP 720/720s/740/740s series, ensuring a snug, no-rattle hold that doesn't interfere with bezels or ports.
• UV and Heat Resistance: Blocks harmful solar radiation, preventing internal heat buildup that leads to pixel burnout or distorted readings over time.
• Effortless On/Off: Quick-release design means you can deploy it in seconds when powering down, no tools required—perfect for busy marinas or sudden squalls.
• Long-Term Durability: Heavy-duty material resists abrasion from lines, gear, and salt spray, outlasting generic covers that peel or brittle after one summer.
• Aesthetic Match: Sleek silver finish complements your helm setup, maintaining that clean, professional marine look.

Pro Tips for Maximum Protection

Pair this sun cover with good habits for unbeatable chartplotter longevity. Slide it on immediately after use, especially in sunny climates like Florida keys or California coasts where UV index spikes. For extra care, wipe it down with fresh water post-trip to rinse off corrosive salt. If you're trailering frequently, it doubles as dust and debris shield during highway hauls. Pro boaters also rotate covers seasonally to evenly distribute wear, extending usability across multiple vessels or upgrades.

Investing in this cover isn't just about protection—it's about uninterrupted navigation confidence. Whether chasing tuna offshore or cruising inland lakes, your GPSMAP stays battle-ready, letting you focus on the horizon, not hardware hassles.