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1-800-585-9331

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Garmin GT51-TH Specifications

Stainless Steel Thru-Hull DownVü/SideVü 500 W (CHIRP 260/455 kHz) Traditional 600 W (Mid-band CHIRP 80-160 kHz) Transducer with Temp (12-Pin)

  • Weight: 4.51 lbs. (2.05 kg) (single unit)
  • Cable length: 5 ft + 30 ft ext.
  • Dimensions:
    • Transducer: 9.0 x 2.5 x 1.6 in (228 x 62 x 41 mm)
    • Thru-hull Stem: Ø1.0 x 5.3 in (Ø24 x 135 mm)
    • Thru-hull fairing block: 12.7 x 4.6 x 2.5 in (323 x 116 x 64 mm)
  • Max Depth:
    • Traditional: 1,800 ft
    • DownVü: 1,000 ft
    • SideVü: 750 ft
  • Beam Width (°) LF/HF (-3dB):
    • Traditional: 24-13
    • DownVü:
      • 2.0×51@260
      • 1.4×29@455
    • SideVü:
      • 2.0×51@260
      • 1.4×29@455
  • Read water temperature: Yes

Garmin GT51-THP Specifications

Stainless Steel Thru-Hull Pair DownVü/SideVü 500 W (CHIRP 260/455 kHz) Traditional 600 W (Mid-band CHIRP 80-160 kHz) Transducers with Temp (12-Pin)

  • Weight: 8.67 lbs. (3.93 kg) (pair)
  • Cable length: 5 ft + 30 ft y-cable
  • Dimensions:
    • Transducer: 9.0 x 2.5 x 1.6 in (228 x 62 x 41 mm)
    • Thru-hull Stem: Ø1.0 x 5.3 in (Ø24 x 135 mm)
    • Thru-hull fairing block: 12.7 x 4.6 x 2.5 in (323 x 116 x 64 mm)
  • Max Depth:
    • Traditional: 1,800 ft
    • DownVü: 1,000 ft
    • SideVü: 750 ft
  • Beam Width (°) LF/HF (-3dB):
    • Traditional: 24-13
    • DownVü:
      • 2.0×51@260
      • 1.4×29@455
    • SideVü:
      • 2.0×51@260
      • 1.4×29@455
  • Read water temperature: Yes