The Garmin GSD 25 Premium Sonar Module delivers a remote network sonar solution built for serious offshore sportfishermen running networked MFD installations. Dual-channel 1 kW CHIRP pairs with CHIRP DownVü and SideVü scanning to produce target separation and image clarity capable of distinguishing between small, closely spaced fish down to 5,000 feet of depth. Compatible with GPSMAP 8000 Glass Helm and 7400/7600 Series displays, this one-box unit sends high-resolution data directly to your chartplotter. Transducer sold separately; Garmin proprietary transducers are recommended for optimal performance.

Specifications:

• Dual-channel 1 kW CHIRP traditional sonar
• Adjustable CHIRP frequency pairings: low/medium, low/high, medium/high
• CHIRP DownVü and SideVü scanning sonar
• Maximum depth capability: 5,000 feet
• Transducer connections: 8-pin and 12-pin
• Compatible devices: GPSMAP 8000 Glass Helm Series, GPSMAP 7400/7600 Series Displays
• Remote network sonar module (designed for networked MFD installations)

In the Box:

• GSD 25 sonar module
• Right-angle power cable (6 feet)
• Right-angle network cable (6 feet)
• Mounting hardware
• Documentation

Resources:

• Product Brochure (PDF)

⚠️ California Prop 65 Warning: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.