2026 Humminbird Helix 7 MSI GPS G4N Base

Information

2026 Humminbird Helix 7 MSI GPS G4N

Overview

The HELIX 7 MEGA SI GPS G4N fish finder features MEGA Side Imaging, MEGA Down Imaging, Dual Spectrum CHIRP Sonar, AutoChart Live, Internal GPS and Humminbird Basemap built-in. An upgraded high-definition 7" display will give you the best view of the many pre-loaded split screen view options so that you'll never miss a fish. All HELIX 7 G4N models support Ethernet networking, Bluetooth(R), NMEA 2000(R), and are compatible with the One-Boat Network(TM), which means you'll have total control of your fishing machine at your fingertips.

Features may include:

Keypad Control
  • Master HELIX at the touch of a button. Access the pre-loaded views from the user-friendly menu system, operated by softkey controls that allow you to reliably operate your fish finder in any conditions.
CHIRP Side Imaging
  • Filter out noise and clutter for a clearer view of the world below and out to each side of your boat. CHIRP Digital Sonar processing of Side Imaging sonar means that you'll see fish and structure to the left and right of your boat.
CHIRP Down Imaging
  • Filter out noise and clutter for a clear view beneath your boat. CHIRP Digital Sonar processing of Down Imaging sonar means that you'll see great detail to make finding the fish simple and easy.
Dual Spectrum CHIRP Sonar
  • See 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 CHIRP 2D sonar 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
  • Get a complete view of the world below with 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.

Photos

Highlights

  • Virden, Manitoba
  • 2026
  • Humminbird
  • Helix 7 MSI GPS G4N Base
  • Available
  • 10.54 in (26.77 cm)
  • 5.44 in (13.82 cm)

Specifications

  • 2026
  • Humminbird
  • Helix 7 MSI GPS G4N
  • Base
  • Miscellaneous
  • Display Size - Diagonal: 7 in | Mount-Standard Size: 10.54 in W x 5.8 in H x 3.68 in D | Target Separation: 2.5 in
  • 3.08 in (7.82 cm)
  • 5.44 in (13.82 cm)
  • 10.54 in (26.77 cm)
  • 2 lb 6.4 oz (1.08862 kg)
  • Display Pixel Matrix: 1024H x 600V | Power Draw: 800 mA | Power Input: 10.8-20 VDC | Power Output Peak-to-Peak: 4000 Watts | Power Output RMS: 500 Watts |
  • Sonar-Coverage: 20°, 42°, 60° & (2) 86° @ -10dB | Live Sonar-Coverage: 20 degrees x 120 degrees | CHIRP - Frequencies Supported: Narrow Mode (180-240 kHz), 83/200 (75-155/130-250 kHz), Wide Mode (140-200 kHz), Full Mode (150-220 kHz) | Sonar-Frequencies Supported:50/83/200/455/800 kHz & 1.2 MHz | Depth-Sonar: 1,200 ft (standard transducer) | CHIRP - Imaging Frequencies Supported 455 kHz (440-500 kHz), MEGA SI (1075-1150 kHz), MEGA DI (1075-1150 kHz) | Depth-Down Imaging: 75 ft (MEGA), 400 ft (455 kHz) | Range-Side Imaging (Side-To-Side): 800 ft (455 kHz), 250 ft (MEGA) | Waypoints, Routes, Tracks/Points: 2,750, 47, 50/20,000
  • Transducer Included: XNT 9 HW MSI 150 T | Compatible With: Minn Kota US2 Sonar, Minn Kota Built-In MEGA DI, Minn Kota Talon/Raptor, Minn Kota i-Pilot Link, Minn Kota Built-In MEGA SI, MEGA Live, AIS, NMEA 2000, AutoPilot, One-Boat Network | Features: Down Imaging, Built In GPS, Bluetooth, Side Imaging, Dual Spectrum CHIRP, Built In Mapping, MEGA Imaging | Memory Card Slot: Dual Micro SD | Sonar-Standard: Dual Spectrum CHIRP, MEGA Down Imaging, MEGA Side Imaging | Interface: Keypad Control | Screen Snap Shot: Included | Sonar Recording: Included | Mount-Standard: Gimbal | Transducer Mount Location: Transom | GPS Chartplotting: Included | GPS Receiver: Internal | GPS Trackplotting: Included | 360 Imaging Compatibility: Yes | MEGA Live Compatibility: Yes | Humminbird Basemap: Included | LakeMaster Compatibility: Yes | CoastMaster Compatibility: Yes | Navionics Gold/HotMaps Compatibility: Yes | Navionics Platinum+ Compatibility: Yes | Platinum Compatibility: Yes | Minn Kota i-Pilot Link Compatibility: Yes | Minn Kota Talon Shallow Water Anchor Compatibility: Yes | Radar Compatibility: Yes | 5-Port Ethernet Switch Compatibility: Yes | Autopilot Compatibility: Yes | Heading Sensor GPS Compatibility: Yes | NMEA2000: Included | Interference Rejection: 6 Modes | Noise Rejection: 6 Steps | Upgradable Software: Yes | View Preset Keys: Yes | X-Press Menu System: Yes | Custom Digital Readout: Yes | Custom View Selections: No | Display Colors Grayscale: 16-Bit | Display Type: Color TFT | Speed: Included | Temperature: Built In | Temperature Alarm: Yes | Temperature Graph: Yes |
  • One-Year