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Furuno GP1871F 7 GPS/Chartplotter/Fishfinder 50/200, 600W, 1kW, Single Channel & CHIRP
The Furuno GP1871F delivers professional-grade sounding for US mariners, featuring a 7-inch multi-touch display and a dual-frequency sounder capable of driving 1kW transducers for deep-water performance.
- Sonar Power: 600W or 1kW Output
- Display Tech: 7-Inch Multi-Touch LCD
- Mapping Logic: C-MAP 4D / Navionics Support
- Unique Feature: Wireless Radar DRS4W Compatible
- Fishfinding Tech: TruEcho CHIRP and RezBoost
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Description
Furuno GP1871F | 7-Inch GPS/Chartplotter/Fishfinder
Optimize your coastal fishing precision with the Furuno GP1871F, featuring a high-brightness 7-inch multi-touch display. This powerful unit integrates a 1kW CHIRP sounder logic, providing exceptional target separation and bottom detail, while the internal GPS and C-MAP 4D compatibility ensure professional-grade navigational accuracy for serious offshore anglers and commercial mariners alike.
Designed for reliability, the GP1871F supports TruEcho CHIRP and Accu-Fish technology. Strategic use of the RezBoost signal processing is critical for identifying individual fish targets near the seafloor, providing a clear visual advantage when navigating complex reef structures or searching for pelagic gamefish in deep coastal waters.
Technical Key Features
- 7-inch multi-touch sunlight-readable display.
- Internal 1kW Single Channel & CHIRP sounder logic.
- Accu-Fish and Bottom Discrimination technology.
- C-MAP 4D chart compatibility for 3D views.
- Built-in 72-channel high-sensitivity GPS receiver.
- Wireless interface for DRS4W Radar connection.
- NMEA 2000 and NMEA 0183 data integration.
Furuno GP1871F Technical Specifications
| Brand | Furuno |
| Model | GP1871F |
| Display | 7" Multi-Touch Widescreen LCD |
| Resolution | 800 x 480 pixels |
| Sonar Built-in | CHIRP (300W/600W/1kW) & Conventional 50/200kHz |
| Transducer | Not Included |
| Features | Wireless Radar Connection, RezBoost™, ACCU-FISH™ |
| Charts Preloaded | Worldwide Basemap (Supports C-MAP 4D) |
| Warranty | 2-Year Standard Warranty |
| Origin | Designed and Made in Japan |
Furuno GP1871F Technical Guide
The unit features a built-in 1kW TruEcho CHIRP sonar, delivering exceptional target separation and clarity for both shallow water and deep-sea fishing applications.
Yes, it includes Furuno's unique ACCU-FISH technology, which can analyze fish size and bottom structure (rocks, gravel, sand, or mud) when used with compatible transducers.
The GP1871F is wireless radar compatible, allowing you to connect the DRS4W 1st Watch Wireless Radar for a cleaner installation without extra data cables.
It is compatible with C-MAP 4D charts, providing high-resolution bathymetry, 3D views, and satellite imagery overlays for precise and safe navigation.
The unit features a multi-touch interface with slide-out menus, allowing for intuitive smartphone-like control even in the challenging environment of an open cockpit.







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