Elevate your trolling and chartplotter experience with the Garmin GSD 25 Premium Sonar Module, a premium remote network sonar solution designed to deliver the deepest, clearest underwater imagery. Model: 010-01159-00. UPC: 753759132385.

Why this matters for serious anglers

• True Dual-Channel 1 kW CHIRP delivers exceptional target resolution, clarity, and crispness for fish ranking and bottom structure.
• CHIRP DownVü and SideVü scanning provide ultra-clear images below and to the sides of your boat, enhancing fish detection and habitat understanding.
• Distinguish small and closely spaced fish at key fishing depths with unmatched target separation down to 5,000 feet.
• Remote network sonar solution that works with compatible Garmin chartplotters (transducer sold separately).
• Integrated scanning images stream to your display with true Garmin CHIRP performance for superior decision making on the water.

Specifications at a glance

• Maximum depth: 5000 ft
• Transmit power: 1 kW
• Frequencies supported:
  • Traditional CHIRP: 50/200, 77/200, 83/200
  • Single Channel CHIRP: 40-250
  • Dual Channel CHIRP: 40-250
  • SideVü/DownVü CHIRP: 455/800 & 260/455 (dependent on transducer)
• Input voltage: 10-35 VDC
• Input amps: 27 W max
• Dimensions: 9.9" x 7.6" x 2.6"
• Weight: 1.7 lbs
• Waterproof rating: IPX7
• Temperature range: 5°F to 158°F (-15°C to 70°C)
• Garmin network ports: 1

What’s in the box

• GSD 25 Premium Sonar Module
• Right Angle Power Cable, 6 feet
• Right Angle Network Cable, 6 feet
• Mounting Hardware
• Documentation

Invest in the GSD 25 to unlock precise bottom tracking, outstanding fishfinding, and enhanced scanning clarity that helps you locate and differentiate targets with confidence—day after day on the water.