Humminbird HELIX 8 CHIRP MEGA DI GPS G4N Fishfinder

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Key Features

  • 8" HD 1024x600 pixel display
  • Dual Spectrum CHIRP Sonar with MEGA Down Imaging™
  • Low-Q CHIRP Transducer
  • AutoChart® Live
  • Built in GPS and Humminbird Basemap
  • High-speed Ethernet and Bluetooth-enabled
  • NMEA 2000® networking
  • Includes mounting hardware, power cable, and gimbal mounting bracket

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The Humminbird® HELIX® Fishfinder is a worthy companion for any angling expedition thanks to easy-to-understand design and all-around performance. Reliable soft-key controls allow access to a user-friendly operating system. Dual Spectrum CHIRP easily switches from see-everything Wide Mode to more precise Narrow Mode for enhancing a single area of interest.

This MEGA DI-enhanced HELIX includes MEGA Down ImagingTM for unprecedented underwater clarity, with coverage extending 120 feet below your boat with up to 3X more fish-finding detail than standard Down Imaging sonar.

  • 8" high-definition display with 1024x600 pixel resolution
  • Dual Spectrum CHIRP Sonar for clear views of fish and fish-holding structure, easily switches between wide or narrow viewing modes
  • MEGA Down Imaging+TM for unprecedented underwater clarity, with coverage extending 125' below your boat
  • Low-Q CHIRP Transducer
  • AutoChart® Live creates real-time maps of fishing spots, including depth, bottom hardness and vegetation. Records up to 8 hours of route information
  • Built in GPS and Humminbird Basemap shows underwater terrain and surrounding points of interest
  • Compatible with premium chart options such as LakeMaster®, CoastMasterTM and Navionics®
  • High-speed Ethernet and Bluetooth-enabled
  • NMEA 2000® networking
  • One-Boat Network seamlessly integrates with other Humminbird, Minn Kota and Cannon products
  • Includes mounting hardware, power cable, and gimbal mounting bracket

Key Specifications

  • Item Number: 720578
  • Series: HELIX MEGA DI
  • Display Size: 8" Diagonal
  • Display Pixel Matrix: 1024x600
  • Sonar: Dual Spectrum CHIRP, MEGA Down Imaging
  • CHIRP Frequencies Supported: Full Mode (150-220 kHz), Narrow Mode (180-240 kHz), Wide Mode (140-200 kHz)
  • Sonar Frequencies Supported: 50/83/200
  • Depth-Sonar: 1,200 ft
  • Interface: Keypad Control
  • Memory Card Slot: Dual Micro SD
  • Power Draw: 1 Amp
  • Power Input: 10.8-20 VDC
  • Power Output Peak-to-Peak: 8,000 Watts
  • Power Output RMS: 1,000 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: In-Dash Mounting Kit
  • Mount-Optional Size: 12.00” W x 6.63” H x 1.32” D
  • Transducer Mount Location: Transom
  • GPS Chartplotting: Included
  • GPS Receiver: Internal
  • GPS Trackplotting: Included
  • Waypoints, Routes, Tracks/Points: 2,750, 45, 50/20,000
  • 360 Imaging Compatibility: Yes
  • Humminbird Basemap: Included
  • LakeMaster Compatibility: Yes
  • CoastMaster Compatibility: Yes
  • Navionics Gold/HotMaps Compatibility: Yes
  • Navionics Platinum + Compatibility: Yes
  • Platinum Compatibility: Yes
  • Heading Sensor GPS Compatibility: Yes
  • NMEA 2000: Yes
  • Target Separation: 2.5"
  • Upgradable Software: Yes
  • View Preset Keys: Yes
  • X-Press Menu System: Yes
  • Custom Digital Readout: Yes
  • Custom View Selections: No
  • Temperature: Built In
  • Temperature Alarm: Yes
  • Temperature Graph: Yes
  • Transducer: XNT 9 HW MDI 75 T
  • Mfg. Number: 411340-1