- Brand
- Humminbird
- Product Name
- HELIX 7 CHIRP SI GPS G4
- Model / Part Number
- 411920-1
- Product Type
- Fish Finder / GPS Chartplotter
- Display Size
- 7 inches
- Display Resolution
- 1024 × 600 pixels
- Display Type
- Color TFT with LED backlight
- Controls
- Keypad
- Sonar Technologies
- Dual Spectrum CHIRP, CHIRP Side Imaging and Down Imaging
- Side Imaging Frequency
- 455 kHz
- Traditional Sonar Frequencies
- 50, 83 and 200 kHz support
- Maximum Sonar Depth
- Up to 1,200 ft with standard transducer, conditions dependent
- Down Imaging Depth
- Up to 400 ft at 455 kHz
- Side Imaging Range
- Up to 800 ft side-to-side at 455 kHz
- Included Transducer
- XNT 9 HW SI T
- GPS
- Built-in GPS receiver
- Mapping
- Humminbird Basemap
- Mapping Features
- AutoChart Live; depth contours, bottom hardness and vegetation mapping
- Built-in AutoChart Live Recording
- 8 hours
- Memory Card
- Single microSD slot
- Communication
- NMEA 0183
- Power Input
- 10–20 V DC
- Current Draw
- Approximately 0.8–0.9 A
- Waterproof Rating
- IPX7
- Mounting
- Gimbal mount or optional in-dash installation
- Warranty
- Typically 1-year limited manufacturer warranty; confirm regional terms
