Humminbird HELIX 12 MSI Plus Fishfinder GPS Combo
$1,529.00
Humminbird HELIX 12 MSI Plus Fishfinder GPS Combo features a 12.1-inch display, MEGA Side Imaging+, MEGA Down Imaging+, and Dual Spectrum CHIRP sonar. It is built for anglers who want wide-screen detail, real-time mapping, and integration with connected boat systems.
Overview Humminbird HELIX 12 MSI Plus Fishfinder GPS Combo
Humminbird HELIX 12 MSI Plus Fishfinder GPS Combo is a large-format G4N unit built around a 12.1-inch WXGA display and Humminbird's MEGA imaging platform. The source data highlights MEGA Side Imaging+, MEGA Down Imaging+, Dual Spectrum CHIRP, AutoChart Live, and network compatibility with the One-Boat Network ecosystem.
This model is aimed at serious fishing setups that benefit from a larger screen, fast internal GPS, and deeper system integration. It suits users who want to view detailed imaging, charts, and connected accessories together while maintaining a clean helm workflow on larger boats.
Key Features
- MEGA Side Imaging+: Provides extended side-looking detail for identifying structure and fish-holding areas with greater clarity than standard imaging.
- MEGA Down Imaging+: Delivers high-detail returns directly below the boat for more confident reading of cover, contour changes, and fish position.
- Dual Spectrum CHIRP sonar: Adds traditional sonar performance for target separation and bottom tracking.
- 12.1-inch WXGA display: Offers generous room for split-screen sonar and chart combinations on the helm.
- One-Boat Network integration: Supports connected operation with compatible Humminbird, Minn Kota, and Cannon components.
Applications
- Larger fishing boats that need more screen area for chart, sonar, and system views together.
- Anglers scanning expansive structure such as points, flats, channels, and offshore breaks.
- Installations using connected trolling motor or accessory ecosystems.
- Users who want high-detail imaging and real-time contour creation in one platform.
Specifications
| Display size | 12.1 inches |
| Display resolution | 1280H x 800V |
| Display type | WXGA color TFT |
| Sonar technology | MEGA SI+, MEGA DI+, Dual Spectrum CHIRP |
| Real-time mapping | AutoChart Live |
| GPS update rate | 10 Hz internal GPS |
| Networking | Ethernet, Bluetooth, NMEA 2000 |
| Compatibility | One-Boat Network (Minn Kota / Cannon) |
| Operating voltage | 10.8 V to 20 V DC |
| Waterproof rating | IPX7 |
| Warranty | 1-year limited manufacturer warranty |
What’s Included
- Humminbird HELIX 12 MSI Plus GPS G4N unit
- Transom mount MEGA SI+ / DI+ transducer
- 6 ft power cable
- Gimbal mounting bracket and knobs
- Protective screen cover
- Installation hardware and documentation pack

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