Helix 8 Chirp MEGA SI+ GPS Fish Finder

Features & Benefits

Keypad Control: Master HELIX with Ease

Operate the user-friendly HELIX with precision through its intuitive keypad control. Access preloaded views from the soft key menu system, ensuring reliable operation in any conditions.

MEGA Side Imaging+: Discover Hidden Fish Hotspots

Experience crystal-clear Side Imaging with a viewing range out to 200 feet on either side of your boat. Unlock more fish and structure with 20% more detail and 60% more range capability than MEGA Side Imaging sonar, giving you an unparalleled underwater view.

MEGA Down Imaging+: Unprecedented Underwater Clarity

Achieve unprecedented underwater clarity with Down Imaging coverage down to 200 feet below your boat. Gain 20% more detail and 60% more depth capability than MEGA Down Imaging sonar, allowing you to identify more fish and structure in greater detail.

Dual Spectrum CHIRP Sonar: Know What’s Down There

Know precisely what's beneath the water before casting with highly-detailed fish arches and clear views of fish-holding structure and the bottom. Dual Spectrum technology, powered by our proprietary, Low-Q CHIRP transducer, offers two modes: Wide Mode for maximum coverage and Narrow Mode for focusing on the finest details.

Internal GPS and Humminbird Basemap: Navigating with Confidence

Navigate with clarity and confidence using our enhanced basemap, which provides a clear view of underwater terrain and points of interest. Identify buoys, day markers, hazards, marinas, contours, and depth markers. Enjoy more than 10,000 lake charts and comprehensive U.S. coastal coverage.

Premium Chart Compatible: A Comprehensive Offering

Choose from a wide range of premium charts from Humminbird's LakeMaster and CoastMaster products, or opt for compatible Navionics charts. Our comprehensive chart offerings give you a complete view of the world below.

AutoChart Live: Map Your Fish Spots in Real Time

Create real-time maps of your fishing spots using AutoChart Live, which includes patented Humminbird LakeMaster features. Map depth contours, bottom hardness, and vegetation as you drive your boat. Enjoy eight (8) hours of built-in recording time and compatibility with AutoChart Zero Line SD cards for limitless mapping capacity.