Discover Crystal-Clear Waters with Advanced Imaging

Imagine gliding across your favorite lake at dawn, spotting structure and fish schools before you even drop a line. The HELIX 9 CHIRP MEGA SI Fishfinder/GPS Combo G3N *Display Only elevates your angling game with groundbreaking sonar technology that reveals the underwater world in stunning detail. Whether you're chasing walleye in shallow bays or bass along drop-offs, this unit delivers images so sharp, you'll feel like you're diving with the fish.

At its core, MEGA Side Imaging+ sweeps up to 200 feet to each side of your boat with three times the output of standard side imaging. No more guessing at submerged trees or rock piles—every branch and crevice stands out, helping you position precisely for trophy catches. Pair it with MEGA Down Imaging+ for vertical clarity down to 200 feet, perfect for pinpointing suspended fish over deep structure.

Master the Depths with Dual Spectrum CHIRP

This proprietary sonar mode gives you two powerful search options: wide coverage to scan vast areas quickly or narrow focus for intricate details. You'll see long, defined fish arches and clear bottom contours, adapting effortlessly to changing conditions like thermoclines or murky water. Anglers report marking more fish in less time, turning slow days into limits.

Customize Your Sonar View Like a Pro

SwitchFire Sonar puts you in control. Toggle between Clean 9 (minimal clutter for easy reading) and Flasher (detailed returns for watching your jig drop). Adjust for depth, temperature shifts, or turbulence on the fly—ideal for ice fishing or high-speed trolling. It's like having a seasoned guide whispering sonar secrets right on your screen.

Navigate and Map with Confidence

Humminbird Basemap provides detailed charts of over 10,000 inland lakes and coastal U.S. waters, highlighting hazards, marinas, and contours. Spot buoy lines, depth markers, and points of interest without second-guessing your path.

Take mapping further with AutoChart Live. As you motor along, it logs depth, vegetation density, and bottom hardness in real-time, creating custom maps on the fly. With eight hours of onboard storage, revisit hot spots or share data across networked units—transforming guesswork into strategy.

Build a Pro-Level Fishing Network

Ethernet connectivity lets you link multiple HELIX units or integrate with Minn Kota trolling motors for spot-lock precision. Add 360 Imaging for all-around views or radar for safety in fog. Bluetooth keeps things wireless: update software via the FishSmart app, view phone alerts without fumbling, or control settings with a remote.

Ready for premium charts? LakeMaster compatibility unlocks high-definition lake maps with adjustable water levels and shaded depth zones, dialed in for species-specific patterns like crappie cribs or musky haunts.

Elevate Your Everyday Fishing Adventures

From weekend warriors to tournament pros, this 9-inch display packs tournament-grade tools into a user-friendly package. Its brilliant screen shines in sunlight, while intuitive menus mean less time fiddling and more time fishing. Users rave about its reliability on bass boats, kayaks, even ice setups—versatile enough for any pursuit.

• Spot fish-holding cover before others even see it.
• Save fuel and time with precise navigation.
• Network for multi-boat family outings or guide services.
• Real-time mapping uncovers hidden honey holes.

Invest in tech that doesn't just find fish—it helps you catch more, bigger ones, season after season.

Frequently Asked Questions