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The HELIX 8 CHIRP MDI GPS G4N features an 8" display, MEGA Down Imaging, Dual Spectrum CHIRP Sonar and internal GPS with Humminbird Basemap. As with all HELIX G4N models, this HELIX 8 includes standard features such as AutoChart Live, Wi-Fi and NMEA 2000®, in addition to Bluetooth® and Ethernet networking for compatibility with the One-Boat Network™ family of products from Humminbird, Minn Kota and Cannon.


SKU: 411340-1
Excluding Sales Tax
    • Keypad control: Master HELIX at the touch of a button. Access the preloaded views from the user-friendly menu system, operated by soft key controls that allow you to reliably operate your fish finder in any conditions.
    • MEGA Down Imaging: Get unprecedented underwater clarity with coverage down to 125 feet below your boat. You'll unlock new details with up to 3X more fish-finding detail than standard Down Imaging sonar.
    • Dual Spectrum CHIRP sonar: Before you cast, know what's down there thanks to highly-detailed fish arches and a clear view of fish-holding structure and the bottom. Powered by our proprietary, Low-Q CHIRP transducer, Dual Spectrum offers two ways to search; Wide Mode for maximum coverage and Narrow Mode for focusing on the slightest detail.
    • Internal GPS and Humminbird Basemap: Our enhanced basemap provides you with a clear view of underwater terrain and surrounding points of interest so you can fish and navigate with total confidence. Identify buoys, day markers, hazards, marinas, contours, depth markers and much, much more. Includes charts of more than 10,000 lakes, plus coastal coverage for the continental U.S.
    • Premium Chart Compatible: Humminbird provides the most complete offering of premium chart options to anglers everywhere. Get a complete view of the world below with optional charts from Humminbird's LakeMaster® and CoastMaster™ products, as well as your choice of compatible Navionics® charts.
    • AutoChart Live: Create real-time maps of your fishing spots, with access to patented Humminbird® LakeMaster® features. Map depth contours, bottom hardness and vegetation as you drive your boat. Comes standard with eight (8) hours of built-in recording time and is compatible with AutoChart Zero Line SD cards for virtually-endless AutoChart Live mapping capacity.
    • One-Boat Network Compatible: Many Humminbird models seamlessly integrate and communicate with Minn Kota and Cannon products to unlock more features and capabilities for anglers everywhere. Make the more of your time on the water with the exclusive boat control and fish-catching features of the One-Boat Network.
    • Ethernet Networking: High-speed Ethernet allows you to build a powerful, professional-grade fishing system. Easily connect multiple fish finders, or upgrade to add-on technologies like Minn Kota i-Pilot Link and Humminbird CHIRP Radar.
    • Bluetooth: Take control right from the screen of your Humminbird with wireless communication to compatible Talon and Raptor shallow water anchors, as well as Cannon Optimum downriggers. Additional features include wireless software updates from the Humminbird FishSmart App and display of smart phone notifications on your Humminbird.
    • NMEA 2000 networking built-in: Connect an accessory NMEA 2000 network to your control head for even more information; from boat performance to weather and water conditions, make sense of it all with NMEA 2000 networking.
    • Includes control head, transom-mount transducer, power cable, gimbal mounting bracket and mounting hardware.
    • 2-Year Limited Warranty
  • Item Number  411340-1 
    Series  HELIX 
    Display Size - Diagonal  8" 
    Display Pixel Matrix  1024H x 600V 
    Sonar-Standard  Dual Spectrum CHIRP, MEGA Down Imaging 
    Sonar-Coverage  25°, 42°, 45°, 75° @ -10dB 
    Sonar-Optional  50 kHz, 50/Low Airmar CHIRP 
    CHIRP - Frequencies Supported  Full Mode (150-220 kHz), Narrow Mode (180-240 kHz), Wide Mode (140-200 kHz) 
    Sonar-Frequencies Supported  50/83/200/455/800 kHz & 1.2 MHz 
    Depth-Sonar  1,200 ft (standard transducer), 3,500 ft (optional 50 kHz) 
    CHIRP - Imaging-Frequencies Supported  MEGA DI (1075-1150 kHz), 455 kHz (440-500 kHz) 
    Depth-Down Imaging  125 ft (MEGA), 350 ft (455 kHz) 
    Interface  Keypad Control 
    Features  Bluetooth, Built In GPS, Built In Mapping, Down Imaging, Dual Spectrum CHIRP, MEGA Imaging+, Networking, Wi-Fi 
    Memory Card Slot  Dual Micro SD 
    Compatible With  AIS, AutoPilot, Minn Kota i-Pilot Link, Minn Kota Talon/Raptor, NMEA 2000, Radar, One-Boat Network, Minn Kota Built-In MEGA DI, Minn Kota US2 Sonar, MEGA Live 
    Power Draw  2.4 Amps 
    Power Input  10.8-20 VDC 
    Power Output Peak-to-Peak  8000 Watts 
    Power Output RMS  1000 Watts 
    Screen Snap Shot  Included 
    Sonar Recording  Included 
    Mount-Standard  Gimbal 
    Mount-Standard Size  12.00” W x 7.0” H x 4.13” D 
    Mount-Optional Size  12.00” W x 6.63” H x 1.32” D 
    Transducer Mount Location  Transom 
    GPS Chartplotting  Included 
    GPS Trackplotting  Included 
    LakeMaster Compatibility  Yes 
    Coast Master Compatibility  Yes 
    Navionics Gold/HotMaps Compatibility  Yes 
    Navionics Platinum + Compatibility  Yes 
    Platinum Compatibility  Yes 
    Heading Sensor GPS Compatibility  Yes 
    Upgradable Software  Yes 
    View Preset Keys  Yes 
    X-Press Menu System  Yes 
    Custom Digital Readout  Yes 
    Custom View Selections  Yes 
    Display Colors Grayscale  16-Bit 
    Display Size  8" - 10" 
    Speed  Included 
    Temperature  Built In 
    Temperature Alarm  Yes 
    Temperature Graph  Yes 
    Transducer Included  XNT 9 HW MDI 75 T 
    HDMI Compatible  No 
    MEGA Live Compatibility  Yes 
    UPC  0082324055096


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