HawkEye Electronics

Marine & RV Electronics Built for the Water

Whether you're navigating open water, anchored over a favorite fishing hole, or cruising in an RV near the shoreline, having the right electronics on board can make all the difference. Marine and RV electronics have evolved dramatically over the past two decades, transforming what was once a category of bulky, hard-to-use instruments into compact, highly accurate, and even smartphone-integrated tools that put real-time data right at your fingertips.

What Are Marine Electronics?

Marine electronics encompass a broad range of devices designed to enhance safety, navigation, and fishing performance on the water. At the heart of this category are fish finders and depth finders — tools that use SONAR (Sound Navigation and Ranging) technology to send acoustic pulses through the water and interpret the returning signals. The result is a picture of what lies beneath the surface: water depth, underwater structures, temperature, and the presence of fish.

SONAR-powered fish finders and depth finders allow anglers to learn fish locations, water temperatures, and more — all without guesswork. This technology is valuable not just for fishing enthusiasts, but also for boaters who need accurate depth readings to navigate safely in shallow or unfamiliar waters.

Key Product Types in This Category

• Handheld Fish Finders: Portable and lightweight, handheld units are ideal for kayak anglers, pier fishermen, and ice fishers who need a versatile, go-anywhere sonar solution. Versatile fish finders in this style are designed to operate in all seasons and across any fishing platform — whether you're fishing from watercraft, pier, or ice fishing in the winter.
• Boat-Mount Depth Finders: In-dash or transom-mount depth finders integrate directly into your vessel for a clean, permanent installation. Boat-mount depth finders deliver dependable depth sensing with a durable design, enhancing marine navigation with essential features tailored for safety and convenience.
• Bluetooth & Smartphone-Connected Sonar: A newer class of devices pairs with iOS and Android smartphones via Bluetooth, turning your mobile device into a full-featured fish finder display. These application-based SONAR devices are compatible with both iOS and Android , eliminating the need for a dedicated screen while leveraging the processing power of a modern smartphone.
• Depth & Temperature Gauges: Beyond fish finding, many marine electronics also monitor water temperature and air temperature simultaneously — data that is valuable both for understanding fish behavior and for general boating safety.

Why Marine Electronics Matter

For anglers, knowing where fish are holding — and at what depth — dramatically increases success rates. For boaters and RV travelers exploring waterways, depth finders provide a critical safety margin, alerting you to shallow spots before they become a problem. Quality marine electronics are designed for outdoor enthusiasts who demand reliable products, unsurpassed service, and customer-focused innovation.

Modern marine electronics are also increasingly compact and user-friendly. With over 25 years of marine electronics experience now packed into castable, pocket-sized devices , today's products are more accessible than ever — whether you're a seasoned offshore captain or a first-time kayak angler.

What to Look for When Shopping

When choosing marine electronics, consider your primary use case: casual recreational boating, tournament fishing, or ice fishing each calls for different features. Key factors include sonar frequency (which affects depth range and target separation), display type (color vs. monochrome, dedicated vs. smartphone), mounting options, and waterproofing ratings. Connectivity features like Bluetooth or Wi-Fi integration add convenience, while depth and temperature range determine whether a unit suits the waters you fish most.